perf(model-pricing): improve model pricing editor UX (#5275)

Merge pull request #5275 from QuantumNous/fix/model-pricing-draft-save

web/default/src/components/json-code-editor.tsx

@@ -0,0 +1,284 @@
+/*
+Copyright (C) 2023-2026 QuantumNous
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+For commercial licensing, please contact support@quantumnous.com
+*/
+import {
+  useMemo,
+  useRef,
+  useState,
+  type ComponentProps,
+  type KeyboardEvent,
+} from 'react'
+import { AlertCircle, Braces, CheckCircle2, Code2 } from 'lucide-react'
+import { useTranslation } from 'react-i18next'
+import { cn } from '@/lib/utils'
+import { Button } from '@/components/ui/button'
+import { Textarea } from '@/components/ui/textarea'
+
+export type JsonCodeEditorProps = Omit<ComponentProps<'div'>, 'onChange'> & {
+  value: string
+  onChange: (value: string) => void
+  disabled?: boolean
+  heightClassName?: string
+}
+
+export function JsonCodeEditor({
+  value,
+  onChange,
+  disabled,
+  heightClassName = 'h-56 min-h-56 max-h-56',
+  className,
+  id,
+  'aria-describedby': ariaDescribedBy,
+  'aria-invalid': ariaInvalid,
+  ...rootProps
+}: JsonCodeEditorProps) {
+  const { t } = useTranslation()
+  const textareaRef = useRef<HTMLTextAreaElement>(null)
+  const [scrollTop, setScrollTop] = useState(0)
+  const lineNumbers = useMemo(() => {
+    const count = Math.max(1, value.split('\n').length)
+    return Array.from({ length: count }, (_, index) => index + 1)
+  }, [value])
+  const jsonStatus = useMemo(() => {
+    const trimmed = value.trim()
+    if (!trimmed) return { valid: true, message: t('JSON') }
+    try {
+      JSON.parse(trimmed)
+      return { valid: true, message: t('JSON') }
+    } catch {
+      return { valid: false, message: t('Invalid JSON') }
+    }
+  }, [value, t])
+
+  const formatJson = () => {
+    const trimmed = value.trim()
+    if (!trimmed) return
+    try {
+      onChange(JSON.stringify(JSON.parse(trimmed), null, 2))
+    } catch {
+      // Keep invalid drafts untouched; validation feedback remains visible.
+    }
+  }
+
+  const updateValueWithSelection = (
+    nextValue: string,
+    selectionStart: number,
+    selectionEnd = selectionStart
+  ) => {
+    onChange(nextValue)
+    window.requestAnimationFrame(() => {
+      textareaRef.current?.setSelectionRange(selectionStart, selectionEnd)
+    })
+  }
+
+  const getLineIndent = (text: string, cursor: number) => {
+    const lineStart = text.lastIndexOf('\n', cursor - 1) + 1
+    return text.slice(lineStart, cursor).match(/^\s*/)?.[0] ?? ''
+  }
+
+  const handleEditorKeyDown = (event: KeyboardEvent<HTMLTextAreaElement>) => {
+    const target = event.currentTarget
+    const start = target.selectionStart
+    const end = target.selectionEnd
+    const selected = value.slice(start, end)
+    const before = value.slice(0, start)
+    const after = value.slice(end)
+
+    if (event.key === 'Tab') {
+      event.preventDefault()
+
+      if (start !== end && selected.includes('\n')) {
+        const selectionLineStart = value.lastIndexOf('\n', start - 1) + 1
+        const selectedBlock = value.slice(selectionLineStart, end)
+        const lines = selectedBlock.split('\n')
+        const nextBlock = event.shiftKey
+          ? lines
+              .map((line) =>
+                line.startsWith('  ')
+                  ? line.slice(2)
+                  : line.startsWith('\t')
+                    ? line.slice(1)
+                    : line
+              )
+              .join('\n')
+          : lines.map((line) => `  ${line}`).join('\n')
+        const nextValue =
+          value.slice(0, selectionLineStart) + nextBlock + value.slice(end)
+        updateValueWithSelection(
+          nextValue,
+          selectionLineStart,
+          selectionLineStart + nextBlock.length
+        )
+        return
+      }
+
+      if (event.shiftKey) {
+        const lineStart = value.lastIndexOf('\n', start - 1) + 1
+        const removable = value.slice(lineStart, lineStart + 2)
+        if (removable === '  ') {
+          updateValueWithSelection(
+            value.slice(0, lineStart) + value.slice(lineStart + 2),
+            Math.max(lineStart, start - 2),
+            Math.max(lineStart, end - 2)
+          )
+        }
+        return
+      }
+
+      updateValueWithSelection(`${before}  ${after}`, start + 2)
+      return
+    }
+
+    if (event.key === 'Enter') {
+      event.preventDefault()
+      const indent = getLineIndent(value, start)
+      const previousChar = before.trimEnd().at(-1)
+      const nextChar = after.trimStart().at(0)
+      const shouldNest = previousChar === '{' || previousChar === '['
+      const shouldClose =
+        (previousChar === '{' && nextChar === '}') ||
+        (previousChar === '[' && nextChar === ']')
+
+      if (shouldNest && shouldClose) {
+        const innerIndent = `${indent}  `
+        const insert = `\n${innerIndent}\n${indent}`
+        updateValueWithSelection(
+          `${before}${insert}${after}`,
+          start + 1 + innerIndent.length
+        )
+        return
+      }
+
+      const nextIndent = shouldNest ? `${indent}  ` : indent
+      const insert = `\n${nextIndent}`
+      updateValueWithSelection(
+        `${before}${insert}${after}`,
+        start + insert.length
+      )
+      return
+    }
+
+    const pairs: Record<string, string> = {
+      '"': '"',
+      '{': '}',
+      '[': ']',
+    }
+    const closingChars = new Set(Object.values(pairs))
+
+    if (closingChars.has(event.key) && value[start] === event.key) {
+      event.preventDefault()
+      textareaRef.current?.setSelectionRange(start + 1, start + 1)
+      return
+    }
+
+    if (pairs[event.key]) {
+      event.preventDefault()
+      const close = pairs[event.key]
+      const wrapped = `${event.key}${selected}${close}`
+      updateValueWithSelection(
+        `${before}${wrapped}${after}`,
+        start + 1,
+        start + 1 + selected.length
+      )
+      return
+    }
+
+    if (event.key === 'Backspace' && start === end && start > 0) {
+      const previousChar = value[start - 1]
+      const nextChar = value[start]
+      if (pairs[previousChar] === nextChar) {
+        event.preventDefault()
+        updateValueWithSelection(
+          value.slice(0, start - 1) + value.slice(start + 1),
+          start - 1
+        )
+      }
+    }
+  }
+
+  return (
+    <div
+      className={cn(
+        'border-input bg-background focus-within:border-ring focus-within:ring-ring/50 overflow-hidden rounded-lg border transition-colors focus-within:ring-3',
+        className
+      )}
+      {...rootProps}
+    >
+      <div className='bg-muted/30 flex h-8 items-center justify-between border-b px-2'>
+        <div className='text-muted-foreground flex min-w-0 items-center gap-1.5 text-xs font-medium'>
+          <Braces className='h-3.5 w-3.5' />
+          <span>{t('JSON')}</span>
+        </div>
+        <div className='flex items-center gap-2'>
+          <span
+            className={cn(
+              'flex items-center gap-1 text-xs',
+              jsonStatus.valid ? 'text-emerald-600' : 'text-destructive'
+            )}
+          >
+            {jsonStatus.valid ? (
+              <CheckCircle2 className='h-3.5 w-3.5' />
+            ) : (
+              <AlertCircle className='h-3.5 w-3.5' />
+            )}
+            {jsonStatus.message}
+          </span>
+          <Button
+            type='button'
+            variant='ghost'
+            size='sm'
+            className='h-6 px-2 text-xs'
+            onClick={formatJson}
+            disabled={disabled || !jsonStatus.valid || !value.trim()}
+          >
+            <Code2 className='mr-1 h-3.5 w-3.5' />
+            {t('Format JSON')}
+          </Button>
+        </div>
+      </div>
+      <div className={cn('relative flex overflow-hidden', heightClassName)}>
+        <div className='bg-muted/20 text-muted-foreground/70 relative w-10 shrink-0 overflow-hidden border-r font-mono text-xs leading-5 select-none'>
+          <div
+            className='px-2 py-2 text-right'
+            style={{ transform: `translateY(-${scrollTop}px)` }}
+          >
+            {lineNumbers.map((lineNumber) => (
+              <div key={lineNumber}>{lineNumber}</div>
+            ))}
+          </div>
+        </div>
+        <Textarea
+          ref={textareaRef}
+          id={id}
+          aria-describedby={ariaDescribedBy}
+          aria-invalid={ariaInvalid}
+          value={value}
+          disabled={disabled}
+          onChange={(event) => onChange(event.target.value)}
+          onKeyDown={handleEditorKeyDown}
+          onScroll={(event) => setScrollTop(event.currentTarget.scrollTop)}
+          className={cn(
+            '[field-sizing:fixed] resize-none overflow-auto rounded-none border-0 bg-transparent px-3 py-2 font-mono text-xs leading-5 shadow-none ring-0 outline-none focus-visible:ring-0',
+            heightClassName
+          )}
+          spellCheck={false}
+        />
+      </div>
+    </div>
+  )
+}

web/default/src/features/system-settings/components/settings-page.tsx

@@ -70,7 +70,7 @@ function SettingsPageFrame(props: SettingsPageFrameProps) {
             <span className='truncate'>{props.title}</span>
             <span
               ref={setTitleStatusContainer}
-              className='inline-flex shrink-0'
+              className='inline-flex min-w-0 shrink-0 items-center'
             />
           </span>
         </SectionPageLayout.Title>

web/default/src/features/system-settings/models/model-pricing-core.ts

@@ -0,0 +1,296 @@
+/*
+Copyright (C) 2023-2026 QuantumNous
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+For commercial licensing, please contact support@quantumnous.com
+*/
+import * as z from 'zod'
+import { combineBillingExpr } from '@/features/pricing/lib/billing-expr'
+import { formatPricingNumber } from './pricing-format'
+
+export const createModelPricingSchema = (t: (key: string) => string) =>
+  z.object({
+    name: z.string().min(1, t('Model name is required')),
+    price: z.string().optional(),
+    ratio: z.string().optional(),
+    cacheRatio: z.string().optional(),
+    createCacheRatio: z.string().optional(),
+    completionRatio: z.string().optional(),
+    imageRatio: z.string().optional(),
+    audioRatio: z.string().optional(),
+    audioCompletionRatio: z.string().optional(),
+  })
+
+export type ModelPricingFormValues = z.infer<
+  ReturnType<typeof createModelPricingSchema>
+>
+
+export type PricingMode = 'per-token' | 'per-request' | 'tiered_expr'
+
+export type LaneKey =
+  | 'completion'
+  | 'cache'
+  | 'createCache'
+  | 'image'
+  | 'audioInput'
+  | 'audioOutput'
+
+export type ModelRatioData = {
+  name: string
+  price?: string
+  ratio?: string
+  cacheRatio?: string
+  createCacheRatio?: string
+  completionRatio?: string
+  imageRatio?: string
+  audioRatio?: string
+  audioCompletionRatio?: string
+  billingMode?: PricingMode
+  billingExpr?: string
+  requestRuleExpr?: string
+}
+
+export type PreviewRow = {
+  key: string
+  label: string
+  value: string
+  multiline?: boolean
+}
+
+export const numericDraftRegex = /^(\d+(\.\d*)?|\.\d*)?$/
+
+export const EMPTY_LANE_PRICES: Record<LaneKey, string> = {
+  completion: '',
+  cache: '',
+  createCache: '',
+  image: '',
+  audioInput: '',
+  audioOutput: '',
+}
+
+export const EMPTY_LANE_ENABLED: Record<LaneKey, boolean> = {
+  completion: false,
+  cache: false,
+  createCache: false,
+  image: false,
+  audioInput: false,
+  audioOutput: false,
+}
+
+export const ratioFieldByLane: Record<LaneKey, keyof ModelPricingFormValues> = {
+  completion: 'completionRatio',
+  cache: 'cacheRatio',
+  createCache: 'createCacheRatio',
+  image: 'imageRatio',
+  audioInput: 'audioRatio',
+  audioOutput: 'audioCompletionRatio',
+}
+
+export const laneConfigs: Array<{
+  key: LaneKey
+  titleKey: string
+  descriptionKey: string
+  placeholder: string
+}> = [
+  {
+    key: 'completion',
+    titleKey: 'Completion price',
+    descriptionKey: 'Output token price for generated tokens.',
+    placeholder: '15',
+  },
+  {
+    key: 'cache',
+    titleKey: 'Cache read price',
+    descriptionKey: 'Token price for cache reads.',
+    placeholder: '0.3',
+  },
+  {
+    key: 'createCache',
+    titleKey: 'Cache write price',
+    descriptionKey: 'Token price for creating cache entries.',
+    placeholder: '3.75',
+  },
+  {
+    key: 'image',
+    titleKey: 'Image input price',
+    descriptionKey: 'Token price for image input.',
+    placeholder: '2.5',
+  },
+  {
+    key: 'audioInput',
+    titleKey: 'Audio input price',
+    descriptionKey: 'Token price for audio input.',
+    placeholder: '3.81',
+  },
+  {
+    key: 'audioOutput',
+    titleKey: 'Audio output price',
+    descriptionKey: 'Token price for audio output.',
+    placeholder: '15.11',
+  },
+]
+
+export function hasValue(value: unknown): boolean {
+  return (
+    value !== '' && value !== null && value !== undefined && value !== false
+  )
+}
+
+export function toNumberOrNull(value: unknown): number | null {
+  if (!hasValue(value) && value !== 0) return null
+  const num = Number(value)
+  return Number.isFinite(num) ? num : null
+}
+
+function ratioToBasePrice(ratio: unknown): string {
+  const num = toNumberOrNull(ratio)
+  if (num === null) return ''
+  return formatPricingNumber(num * 2)
+}
+
+function deriveLanePrice(
+  ratio: unknown,
+  denominator: unknown,
+  fallback = ''
+): string {
+  const ratioNumber = toNumberOrNull(ratio)
+  const denominatorNumber = toNumberOrNull(denominator)
+  if (ratioNumber === null || denominatorNumber === null) return fallback
+  return formatPricingNumber(ratioNumber * denominatorNumber)
+}
+
+export function createInitialLaneState(data?: ModelRatioData | null) {
+  if (!data) {
+    return {
+      promptPrice: '',
+      prices: { ...EMPTY_LANE_PRICES },
+      enabled: { ...EMPTY_LANE_ENABLED },
+    }
+  }
+
+  const promptPrice = ratioToBasePrice(data.ratio)
+  const audioInputPrice = deriveLanePrice(data.audioRatio, promptPrice)
+  const prices: Record<LaneKey, string> = {
+    completion: deriveLanePrice(data.completionRatio, promptPrice),
+    cache: deriveLanePrice(data.cacheRatio, promptPrice),
+    createCache: deriveLanePrice(data.createCacheRatio, promptPrice),
+    image: deriveLanePrice(data.imageRatio, promptPrice),
+    audioInput: audioInputPrice,
+    audioOutput: deriveLanePrice(data.audioCompletionRatio, audioInputPrice),
+  }
+
+  return {
+    promptPrice,
+    prices,
+    enabled: {
+      completion: hasValue(data.completionRatio),
+      cache: hasValue(data.cacheRatio),
+      createCache: hasValue(data.createCacheRatio),
+      image: hasValue(data.imageRatio),
+      audioInput: hasValue(data.audioRatio),
+      audioOutput: hasValue(data.audioCompletionRatio),
+    },
+  }
+}
+
+export function buildPreviewRows(
+  values: ModelPricingFormValues,
+  mode: PricingMode,
+  billingExpr: string,
+  requestRuleExpr: string,
+  promptPrice: string,
+  lanePrices: Record<LaneKey, string>,
+  laneEnabled: Record<LaneKey, boolean>,
+  t: (key: string) => string
+): PreviewRow[] {
+  if (mode === 'tiered_expr') {
+    const effectiveExpr = combineBillingExpr(billingExpr, requestRuleExpr)
+    return [
+      { key: 'mode', label: 'BillingMode', value: 'tiered_expr' },
+      {
+        key: 'expr',
+        label: t('Expression'),
+        value: effectiveExpr || t('Empty'),
+        multiline: true,
+      },
+    ]
+  }
+
+  if (mode === 'per-request') {
+    return [
+      {
+        key: 'price',
+        label: 'ModelPrice',
+        value: values.price || t('Empty'),
+      },
+    ]
+  }
+
+  return [
+    {
+      key: 'inputPrice',
+      label: t('Input price'),
+      value: promptPrice ? `$${promptPrice}` : t('Empty'),
+    },
+    {
+      key: 'completion',
+      label: t('Completion price'),
+      value:
+        laneEnabled.completion && lanePrices.completion
+          ? `$${lanePrices.completion}`
+          : t('Empty'),
+    },
+    {
+      key: 'cache',
+      label: t('Cache read price'),
+      value:
+        laneEnabled.cache && lanePrices.cache
+          ? `$${lanePrices.cache}`
+          : t('Empty'),
+    },
+    {
+      key: 'createCache',
+      label: t('Cache write price'),
+      value:
+        laneEnabled.createCache && lanePrices.createCache
+          ? `$${lanePrices.createCache}`
+          : t('Empty'),
+    },
+    {
+      key: 'image',
+      label: t('Image input price'),
+      value:
+        laneEnabled.image && lanePrices.image
+          ? `$${lanePrices.image}`
+          : t('Empty'),
+    },
+    {
+      key: 'audio',
+      label: t('Audio input price'),
+      value:
+        laneEnabled.audioInput && lanePrices.audioInput
+          ? `$${lanePrices.audioInput}`
+          : t('Empty'),
+    },
+    {
+      key: 'audioCompletion',
+      label: t('Audio output price'),
+      value:
+        laneEnabled.audioOutput && lanePrices.audioOutput
+          ? `$${lanePrices.audioOutput}`
+          : t('Empty'),
+    },
+  ]
+}

web/default/src/features/system-settings/models/model-pricing-inputs.tsx

@@ -0,0 +1,91 @@
+/*
+Copyright (C) 2023-2026 QuantumNous
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+For commercial licensing, please contact support@quantumnous.com
+*/
+import { useTranslation } from 'react-i18next'
+import { cn } from '@/lib/utils'
+import {
+  InputGroup,
+  InputGroupAddon,
+  InputGroupInput,
+} from '@/components/ui/input-group'
+import {
+  SettingsControlGroup,
+  SettingsSwitchField,
+} from '../components/settings-form-layout'
+
+export function PriceInput(props: {
+  value: string
+  placeholder?: string
+  disabled?: boolean
+  onChange: (value: string) => void
+}) {
+  return (
+    <InputGroup>
+      <InputGroupAddon>$</InputGroupAddon>
+      <InputGroupInput
+        inputMode='decimal'
+        value={props.value}
+        placeholder={props.placeholder}
+        disabled={props.disabled}
+        onChange={(event) => props.onChange(event.target.value)}
+      />
+      <InputGroupAddon align='inline-end'>$/1M</InputGroupAddon>
+    </InputGroup>
+  )
+}
+
+export function PriceLane(props: {
+  title: string
+  description: string
+  placeholder: string
+  value: string
+  enabled: boolean
+  disabled?: boolean
+  onEnabledChange: (checked: boolean) => void
+  onChange: (value: string) => void
+}) {
+  const { t } = useTranslation()
+  const effectiveDisabled = props.disabled || !props.enabled
+
+  return (
+    <SettingsControlGroup
+      className={cn('space-y-3', effectiveDisabled && 'opacity-75')}
+      data-disabled={effectiveDisabled || undefined}
+    >
+      <SettingsSwitchField
+        checked={props.enabled}
+        disabled={props.disabled}
+        onCheckedChange={props.onEnabledChange}
+        label={props.title}
+        description={props.description}
+        aria-label={props.title}
+      />
+      <PriceInput
+        value={props.value}
+        placeholder={props.placeholder}
+        disabled={effectiveDisabled}
+        onChange={props.onChange}
+      />
+      <p className='text-muted-foreground text-xs'>
+        {props.enabled
+          ? t('USD price per 1M tokens.')
+          : t('Disabled lanes are omitted on save.')}
+      </p>
+    </SettingsControlGroup>
+  )
+}

web/default/src/features/system-settings/models/model-pricing-sheet.tsx

@@ -16,21 +16,21 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
 
 For commercial licensing, please contact support@quantumnous.com
 */
-import { useEffect, useMemo, useState } from 'react'
+import {
-import * as z from 'zod'
+  forwardRef,
+  useCallback,
+  useEffect,
+  useImperativeHandle,
+  useMemo,
+  useState,
+} from 'react'
 import { useForm } from 'react-hook-form'
 import { zodResolver } from '@hookform/resolvers/zod'
-import { AlertTriangle, ChevronDown } from 'lucide-react'
+import { AlertTriangle, Save } from 'lucide-react'
 import { useTranslation } from 'react-i18next'
 import { cn } from '@/lib/utils'
 import { Alert, AlertDescription } from '@/components/ui/alert'
-import { Badge } from '@/components/ui/badge'
 import { Button } from '@/components/ui/button'
-import {
-  Collapsible,
-  CollapsibleContent,
-  CollapsibleTrigger,
-} from '@/components/ui/collapsible'
 import {
   Field,
   FieldDescription,
@@ -56,71 +56,39 @@ import {
   Sheet,
   SheetContent,
   SheetDescription,
-  SheetFooter,
   SheetHeader,
   SheetTitle,
 } from '@/components/ui/sheet'
 import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs'
+import { sideDrawerContentClassName } from '@/components/drawer-layout'
 import {
-  sideDrawerContentClassName,
+  EMPTY_LANE_ENABLED,
-  sideDrawerFooterClassName,
+  EMPTY_LANE_PRICES,
-} from '@/components/drawer-layout'
+  buildPreviewRows,
-import { combineBillingExpr } from '@/features/pricing/lib/billing-expr'
+  createInitialLaneState,
-import {
+  createModelPricingSchema,
-  SettingsControlGroup,
+  hasValue,
-  SettingsSwitchField,
+  laneConfigs,
-} from '../components/settings-form-layout'
+  numericDraftRegex,
+  ratioFieldByLane,
+  toNumberOrNull,
+  type LaneKey,
+  type ModelPricingFormValues,
+  type ModelRatioData,
+  type PricingMode,
+} from './model-pricing-core'
+import { PriceInput, PriceLane } from './model-pricing-inputs'
 import { formatPricingNumber } from './pricing-format'
 import { TieredPricingEditor } from './tiered-pricing-editor'
 
-const createModelPricingSchema = (t: (key: string) => string) =>
+export type { ModelRatioData } from './model-pricing-core'
-  z.object({
-    name: z.string().min(1, t('Model name is required')),
-    price: z.string().optional(),
-    ratio: z.string().optional(),
-    cacheRatio: z.string().optional(),
-    createCacheRatio: z.string().optional(),
-    completionRatio: z.string().optional(),
-    imageRatio: z.string().optional(),
-    audioRatio: z.string().optional(),
-    audioCompletionRatio: z.string().optional(),
-  })
-
-type ModelPricingFormValues = z.infer<
-  ReturnType<typeof createModelPricingSchema>
->
-
-type PricingMode = 'per-token' | 'per-request' | 'tiered_expr'
-type LaneKey =
-  | 'completion'
-  | 'cache'
-  | 'createCache'
-  | 'image'
-  | 'audioInput'
-  | 'audioOutput'
-
-export type ModelRatioData = {
-  name: string
-  price?: string
-  ratio?: string
-  cacheRatio?: string
-  createCacheRatio?: string
-  completionRatio?: string
-  imageRatio?: string
-  audioRatio?: string
-  audioCompletionRatio?: string
-  billingMode?: PricingMode
-  billingExpr?: string
-  requestRuleExpr?: string
-}
 
 type ModelPricingSheetProps = {
   open: boolean
   onOpenChange: (open: boolean) => void
-  onSave: (data: ModelRatioData) => void
-  onCancel?: () => void
   editData?: ModelRatioData | null
-  selectedTargetCount?: number
+  onSave?: () => void | Promise<void>
+  isSaving?: boolean
 }
 
 type ModelPricingEditorPanelProps = Omit<
@@ -130,261 +98,17 @@ type ModelPricingEditorPanelProps = Omit<
   className?: string
 }
 
-type PreviewRow = {
+export type ModelPricingEditorPanelHandle = {
-  key: string
+  commitDraft: () => Promise<ModelRatioData | null>
-  label: string
-  value: string
-  multiline?: boolean
 }
 
-const numericDraftRegex = /^(\d+(\.\d*)?|\.\d*)?$/
+export const ModelPricingSheet = forwardRef<
-
+  ModelPricingEditorPanelHandle,
-const EMPTY_LANE_PRICES: Record<LaneKey, string> = {
+  ModelPricingSheetProps
-  completion: '',
+>(function ModelPricingSheet(
-  cache: '',
+  { open, onOpenChange, editData, onSave, isSaving },
-  createCache: '',
+  ref
-  image: '',
+) {
-  audioInput: '',
-  audioOutput: '',
-}
-
-const EMPTY_LANE_ENABLED: Record<LaneKey, boolean> = {
-  completion: false,
-  cache: false,
-  createCache: false,
-  image: false,
-  audioInput: false,
-  audioOutput: false,
-}
-
-const ratioFieldByLane: Record<LaneKey, keyof ModelPricingFormValues> = {
-  completion: 'completionRatio',
-  cache: 'cacheRatio',
-  createCache: 'createCacheRatio',
-  image: 'imageRatio',
-  audioInput: 'audioRatio',
-  audioOutput: 'audioCompletionRatio',
-}
-
-const laneConfigs: Array<{
-  key: LaneKey
-  titleKey: string
-  descriptionKey: string
-  placeholder: string
-}> = [
-  {
-    key: 'completion',
-    titleKey: 'Completion price',
-    descriptionKey: 'Output token price for generated tokens.',
-    placeholder: '15',
-  },
-  {
-    key: 'cache',
-    titleKey: 'Cache read price',
-    descriptionKey: 'Token price for cache reads.',
-    placeholder: '0.3',
-  },
-  {
-    key: 'createCache',
-    titleKey: 'Cache write price',
-    descriptionKey: 'Token price for creating cache entries.',
-    placeholder: '3.75',
-  },
-  {
-    key: 'image',
-    titleKey: 'Image input price',
-    descriptionKey: 'Token price for image input.',
-    placeholder: '2.5',
-  },
-  {
-    key: 'audioInput',
-    titleKey: 'Audio input price',
-    descriptionKey: 'Token price for audio input.',
-    placeholder: '3.81',
-  },
-  {
-    key: 'audioOutput',
-    titleKey: 'Audio output price',
-    descriptionKey: 'Token price for audio output.',
-    placeholder: '15.11',
-  },
-]
-
-function hasValue(value: unknown): boolean {
-  return (
-    value !== '' && value !== null && value !== undefined && value !== false
-  )
-}
-
-function toNumberOrNull(value: unknown): number | null {
-  if (!hasValue(value) && value !== 0) return null
-  const num = Number(value)
-  return Number.isFinite(num) ? num : null
-}
-
-function ratioToBasePrice(ratio: unknown): string {
-  const num = toNumberOrNull(ratio)
-  if (num === null) return ''
-  return formatPricingNumber(num * 2)
-}
-
-function deriveLanePrice(
-  ratio: unknown,
-  denominator: unknown,
-  fallback = ''
-): string {
-  const ratioNumber = toNumberOrNull(ratio)
-  const denominatorNumber = toNumberOrNull(denominator)
-  if (ratioNumber === null || denominatorNumber === null) return fallback
-  return formatPricingNumber(ratioNumber * denominatorNumber)
-}
-
-function createInitialLaneState(data?: ModelRatioData | null) {
-  if (!data) {
-    return {
-      promptPrice: '',
-      prices: { ...EMPTY_LANE_PRICES },
-      enabled: { ...EMPTY_LANE_ENABLED },
-    }
-  }
-
-  const promptPrice = ratioToBasePrice(data.ratio)
-  const audioInputPrice = deriveLanePrice(data.audioRatio, promptPrice)
-  const prices: Record<LaneKey, string> = {
-    completion: deriveLanePrice(data.completionRatio, promptPrice),
-    cache: deriveLanePrice(data.cacheRatio, promptPrice),
-    createCache: deriveLanePrice(data.createCacheRatio, promptPrice),
-    image: deriveLanePrice(data.imageRatio, promptPrice),
-    audioInput: audioInputPrice,
-    audioOutput: deriveLanePrice(data.audioCompletionRatio, audioInputPrice),
-  }
-
-  return {
-    promptPrice,
-    prices,
-    enabled: {
-      completion: hasValue(data.completionRatio),
-      cache: hasValue(data.cacheRatio),
-      createCache: hasValue(data.createCacheRatio),
-      image: hasValue(data.imageRatio),
-      audioInput: hasValue(data.audioRatio),
-      audioOutput: hasValue(data.audioCompletionRatio),
-    },
-  }
-}
-
-function getModeLabel(mode: PricingMode) {
-  if (mode === 'per-request') return 'Per-request'
-  if (mode === 'tiered_expr') return 'Expression'
-  return 'Per-token'
-}
-
-function getModeBadgeVariant(
-  mode: PricingMode
-): 'default' | 'secondary' | 'outline' {
-  if (mode === 'per-request') return 'secondary'
-  if (mode === 'tiered_expr') return 'default'
-  return 'outline'
-}
-
-function buildPreviewRows(
-  values: ModelPricingFormValues,
-  mode: PricingMode,
-  billingExpr: string,
-  requestRuleExpr: string,
-  promptPrice: string,
-  lanePrices: Record<LaneKey, string>,
-  laneEnabled: Record<LaneKey, boolean>,
-  t: (key: string) => string
-): PreviewRow[] {
-  if (mode === 'tiered_expr') {
-    const effectiveExpr = combineBillingExpr(billingExpr, requestRuleExpr)
-    return [
-      { key: 'mode', label: 'BillingMode', value: 'tiered_expr' },
-      {
-        key: 'expr',
-        label: t('Expression'),
-        value: effectiveExpr || t('Empty'),
-        multiline: true,
-      },
-    ]
-  }
-
-  if (mode === 'per-request') {
-    return [
-      {
-        key: 'price',
-        label: 'ModelPrice',
-        value: values.price || t('Empty'),
-      },
-    ]
-  }
-
-  return [
-    {
-      key: 'inputPrice',
-      label: t('Input price'),
-      value: promptPrice ? `$${promptPrice}` : t('Empty'),
-    },
-    {
-      key: 'completion',
-      label: t('Completion price'),
-      value:
-        laneEnabled.completion && lanePrices.completion
-          ? `$${lanePrices.completion}`
-          : t('Empty'),
-    },
-    {
-      key: 'cache',
-      label: t('Cache read price'),
-      value:
-        laneEnabled.cache && lanePrices.cache
-          ? `$${lanePrices.cache}`
-          : t('Empty'),
-    },
-    {
-      key: 'createCache',
-      label: t('Cache write price'),
-      value:
-        laneEnabled.createCache && lanePrices.createCache
-          ? `$${lanePrices.createCache}`
-          : t('Empty'),
-    },
-    {
-      key: 'image',
-      label: t('Image input price'),
-      value:
-        laneEnabled.image && lanePrices.image
-          ? `$${lanePrices.image}`
-          : t('Empty'),
-    },
-    {
-      key: 'audio',
-      label: t('Audio input price'),
-      value:
-        laneEnabled.audioInput && lanePrices.audioInput
-          ? `$${lanePrices.audioInput}`
-          : t('Empty'),
-    },
-    {
-      key: 'audioCompletion',
-      label: t('Audio output price'),
-      value:
-        laneEnabled.audioOutput && lanePrices.audioOutput
-          ? `$${lanePrices.audioOutput}`
-          : t('Empty'),
-    },
-  ]
-}
-
-export function ModelPricingSheet({
-  open,
-  onOpenChange,
-  onSave,
-  onCancel,
-  editData,
-  selectedTargetCount = 0,
-}: ModelPricingSheetProps) {
   const { t } = useTranslation()
   const title = editData ? t('Edit model pricing') : t('Add model pricing')
   const description = editData?.name || t('New model')
@@ -400,27 +124,24 @@ export function ModelPricingSheet({
           <SheetDescription>{description}</SheetDescription>
         </SheetHeader>
         <ModelPricingEditorPanel
-          onSave={onSave}
+          ref={ref}
           editData={editData}
-          selectedTargetCount={selectedTargetCount}
+          onSave={onSave}
-          onCancel={() => {
+          isSaving={isSaving}
-            onCancel?.()
-            onOpenChange(false)
-          }}
           className='h-full rounded-none border-0'
         />
       </SheetContent>
     </Sheet>
   )
-}
+})
 
-export function ModelPricingEditorPanel({
+export const ModelPricingEditorPanel = forwardRef<
-  onSave,
+  ModelPricingEditorPanelHandle,
-  editData,
+  ModelPricingEditorPanelProps
-  selectedTargetCount = 0,
+>(function ModelPricingEditorPanel(
-  onCancel,
+  { editData, className, onSave, isSaving },
-  className,
+  ref
-}: ModelPricingEditorPanelProps) {
+) {
   const { t } = useTranslation()
   const [pricingMode, setPricingMode] = useState<PricingMode>('per-token')
   const [promptPrice, setPromptPrice] = useState('')
@@ -432,7 +153,6 @@ export function ModelPricingEditorPanel({
   })
   const [billingExpr, setBillingExpr] = useState('')
   const [requestRuleExpr, setRequestRuleExpr] = useState('')
-  const [previewOpen, setPreviewOpen] = useState(true)
   const isEditMode = !!editData
 
   const form = useForm<ModelPricingFormValues>({
@@ -494,7 +214,6 @@ export function ModelPricingEditorPanel({
     setPromptPrice(nextLaneState.promptPrice)
     setLanePrices(nextLaneState.prices)
     setLaneEnabled(nextLaneState.enabled)
-    setPreviewOpen(true)
   }, [editData, form])
 
   const setFormValue = (field: keyof ModelPricingFormValues, value: string) => {
@@ -687,7 +406,7 @@ export function ModelPricingEditorPanel({
     return nextWarnings
   }, [editData, laneEnabled, lanePrices, pricingMode, promptPrice, t])
 
-  const handleSubmit = (values: ModelPricingFormValues) => {
+  const validatePricingValues = useCallback(() => {
     if (
       pricingMode === 'per-token' &&
       toNumberOrNull(promptPrice) === null &&
@@ -698,7 +417,7 @@ export function ModelPricingEditorPanel({
       form.setError('ratio', {
         message: t('Input price is required before saving dependent prices.'),
       })
-      return
+      return false
     }
 
     if (
@@ -709,9 +428,14 @@ export function ModelPricingEditorPanel({
       form.setError('audioRatio', {
         message: t('Audio output price requires an audio input price.'),
       })
-      return
+      return false
     }
 
+    return true
+  }, [form, laneEnabled, lanePrices, pricingMode, promptPrice, t])
+
+  const buildSubmitData = useCallback(
+    (values: ModelPricingFormValues) => {
       const data: ModelRatioData = {
         name: values.name.trim(),
         billingMode: pricingMode,
@@ -730,12 +454,24 @@ export function ModelPricingEditorPanel({
         data.requestRuleExpr = requestRuleExpr
       }
 
-    onSave(data)
+      return data
-    form.reset()
+    },
-    onCancel?.()
+    [billingExpr, pricingMode, requestRuleExpr]
-  }
+  )
 
-  const activeName = watchedValues.name || editData?.name || t('New model')
+  useImperativeHandle(
+    ref,
+    () => ({
+      commitDraft: async () => {
+        const isValid = await form.trigger()
+        if (!isValid || !validatePricingValues()) return null
+        return buildSubmitData(form.getValues())
+      },
+    }),
+    [form, validatePricingValues, buildSubmitData]
+  )
+
+  const showActions = Boolean(onSave)
 
   return (
     <div
@@ -750,23 +486,18 @@ export function ModelPricingEditorPanel({
             <h3 className='truncate text-base font-medium'>
               {isEditMode ? t('Edit model pricing') : t('Add model pricing')}
             </h3>
-            <p className='text-muted-foreground truncate text-sm'>
-              {activeName}
-            </p>
           </div>
-          <Badge variant={getModeBadgeVariant(pricingMode)}>
-            {t(getModeLabel(pricingMode))}
-          </Badge>
         </div>
       </div>
 
       <Form {...form}>
         <form
-          onSubmit={form.handleSubmit(handleSubmit)}
+          onSubmit={(event) => event.preventDefault()}
           className='flex min-h-0 flex-1 flex-col'
           autoComplete='off'
         >
-          <div className='min-h-0 flex-1 overflow-y-auto p-4'>
+          <div className='min-h-0 flex-1 overflow-y-auto p-4 pb-6'>
+            <div className='grid items-start gap-4 xl:grid-cols-[minmax(0,1fr)_minmax(220px,260px)]'>
               <FieldGroup>
                 {warnings.length > 0 && (
                   <Alert variant='destructive'>
@@ -795,16 +526,24 @@ export function ModelPricingEditorPanel({
                         />
                       </FormControl>
                       <FormDescription>
-                      {t('The exact model identifier as used in API requests.')}
+                        {t(
+                          'The exact model identifier as used in API requests.'
+                        )}
                       </FormDescription>
                       <FormMessage />
                     </FormItem>
                   )}
                 />
 
-              <Tabs value={pricingMode} onValueChange={handleModeChange}>
+                <Tabs
+                  value={pricingMode}
+                  onValueChange={handleModeChange}
+                  className='gap-4'
+                >
                   <TabsList className='grid w-full grid-cols-3'>
-                  <TabsTrigger value='per-token'>{t('Per-token')}</TabsTrigger>
+                    <TabsTrigger value='per-token'>
+                      {t('Per-token')}
+                    </TabsTrigger>
                     <TabsTrigger value='per-request'>
                       {t('Per-request')}
                     </TabsTrigger>
@@ -813,8 +552,8 @@ export function ModelPricingEditorPanel({
                     </TabsTrigger>
                   </TabsList>
 
-                <TabsContent value='per-token' className='flex flex-col gap-5'>
+                  <TabsContent value='per-token' className='pt-0'>
-                  <FieldGroup>
+                    <FieldGroup className='gap-5'>
                       <Field>
                         <FieldLabel>{t('Input price')}</FieldLabel>
                         <PriceInput
@@ -827,7 +566,7 @@ export function ModelPricingEditorPanel({
                         </FieldDescription>
                       </Field>
 
-                    <div className='grid gap-3 sm:grid-cols-2'>
+                      <div className='grid gap-3 sm:grid-cols-[repeat(auto-fit,minmax(400px,1fr))]'>
                         {laneConfigs.map((lane) => {
                           const disabled =
                             lane.key === 'audioOutput' &&
@@ -855,16 +594,15 @@ export function ModelPricingEditorPanel({
                     </FieldGroup>
                   </TabsContent>
 
-                <TabsContent
+                  <TabsContent value='per-request' className='pt-0'>
-                  value='per-request'
+                    <FieldGroup className='gap-5'>
-                  className='flex flex-col gap-5'
-                >
                       <FormField
                         control={form.control}
                         name='price'
                         render={({ field }) => (
-                      <FormItem>
+                          <FormItem className='contents'>
-                        <FormLabel>{t('Fixed price')}</FormLabel>
+                            <Field>
+                              <FieldLabel>{t('Fixed price')}</FieldLabel>
                               <FormControl>
                                 <InputGroup>
                                   <InputGroupAddon>$</InputGroupAddon>
@@ -884,21 +622,21 @@ export function ModelPricingEditorPanel({
                                   </InputGroupAddon>
                                 </InputGroup>
                               </FormControl>
-                        <FormDescription>
+                              <FieldDescription>
                                 {t(
                                   'Cost in USD per request, regardless of tokens used.'
                                 )}
-                        </FormDescription>
+                              </FieldDescription>
                               <FormMessage />
+                            </Field>
                           </FormItem>
                         )}
                       />
+                    </FieldGroup>
                   </TabsContent>
 
-                <TabsContent
+                  <TabsContent value='tiered_expr' className='pt-0'>
-                  value='tiered_expr'
+                    <FieldGroup className='gap-5'>
-                  className='flex flex-col gap-5'
-                >
                       <TieredPricingEditor
                         modelName={watchedValues.name}
                         billingExpr={billingExpr}
@@ -906,40 +644,24 @@ export function ModelPricingEditorPanel({
                         onBillingExprChange={setBillingExpr}
                         onRequestRuleExprChange={setRequestRuleExpr}
                       />
+                    </FieldGroup>
                   </TabsContent>
                 </Tabs>
+              </FieldGroup>
 
-              <Collapsible open={previewOpen} onOpenChange={setPreviewOpen}>
+              <aside className='bg-muted/20 sticky top-0 rounded-lg border'>
-                <CollapsibleTrigger
+                <div className='border-b px-3 py-2'>
-                  render={
+                  <div className='text-sm font-medium'>{t('Preview')}</div>
-                    <Button
+                </div>
-                      type='button'
+                <div className='divide-y'>
-                      variant='outline'
-                      className='flex w-full justify-between'
-                    />
-                  }
-                >
-                  <span>{t('Save preview')}</span>
-                  <ChevronDown
-                    className={cn(
-                      'transition-transform',
-                      previewOpen && 'rotate-180'
-                    )}
-                  />
-                </CollapsibleTrigger>
-                <CollapsibleContent className='pt-3'>
-                  <div className='rounded-lg border'>
                   {previewRows.map((row) => (
-                      <div
+                    <div key={row.key} className='grid gap-1 px-3 py-2.5'>
-                        key={row.key}
-                        className='grid grid-cols-[140px_1fr] gap-3 border-b px-3 py-2 text-sm last:border-b-0'
-                      >
                       <span className='text-muted-foreground text-xs'>
                         {row.label}
                       </span>
                       <span
                         className={cn(
-                            'min-w-0',
+                          'min-w-0 text-sm',
                           row.multiline
                             ? 'font-mono text-xs leading-5 break-words whitespace-pre-wrap'
                             : 'truncate'
@@ -950,96 +672,28 @@ export function ModelPricingEditorPanel({
                     </div>
                   ))}
                 </div>
-                </CollapsibleContent>
+              </aside>
-              </Collapsible>
-            </FieldGroup>
             </div>
-
+          </div>
-          <SheetFooter
+          {showActions && (
-            className={sideDrawerFooterClassName(
+            <div className='bg-background/95 supports-[backdrop-filter]:bg-background/80 shrink-0 border-t p-3 backdrop-blur'>
-              'grid-cols-1 sm:items-center sm:justify-between'
+              <div className='flex flex-col-reverse gap-2 sm:flex-row sm:justify-end'>
-            )}
+                {onSave && (
+                  <Button
+                    type='button'
+                    onClick={onSave}
+                    disabled={isSaving}
+                    className='w-full sm:w-auto'
                   >
-            <div className='text-muted-foreground text-xs'>
+                    <Save data-icon='inline-start' />
-              {selectedTargetCount > 0
+                    {isSaving ? t('Saving...') : t('Save model prices')}
-                ? t('{{count}} selected targets available for bulk copy.', {
-                    count: selectedTargetCount,
-                  })
-                : t('Changes are written to the settings draft on save.')}
-            </div>
-            <div className='flex justify-end gap-2'>
-              <Button type='button' variant='outline' onClick={onCancel}>
-                {t('Cancel')}
-              </Button>
-              <Button type='submit'>
-                {isEditMode ? t('Update') : t('Add')}
                   </Button>
+                )}
               </div>
-          </SheetFooter>
+            </div>
+          )}
         </form>
       </Form>
     </div>
   )
-}
+})
-
-function PriceInput(props: {
-  value: string
-  placeholder?: string
-  disabled?: boolean
-  onChange: (value: string) => void
-}) {
-  return (
-    <InputGroup>
-      <InputGroupAddon>$</InputGroupAddon>
-      <InputGroupInput
-        inputMode='decimal'
-        value={props.value}
-        placeholder={props.placeholder}
-        disabled={props.disabled}
-        onChange={(event) => props.onChange(event.target.value)}
-      />
-      <InputGroupAddon align='inline-end'>$/1M</InputGroupAddon>
-    </InputGroup>
-  )
-}
-
-function PriceLane(props: {
-  title: string
-  description: string
-  placeholder: string
-  value: string
-  enabled: boolean
-  disabled?: boolean
-  onEnabledChange: (checked: boolean) => void
-  onChange: (value: string) => void
-}) {
-  const { t } = useTranslation()
-  const effectiveDisabled = props.disabled || !props.enabled
-
-  return (
-    <SettingsControlGroup
-      className={cn('space-y-3', effectiveDisabled && 'opacity-75')}
-      data-disabled={effectiveDisabled || undefined}
-    >
-      <SettingsSwitchField
-        checked={props.enabled}
-        disabled={props.disabled}
-        onCheckedChange={props.onEnabledChange}
-        label={props.title}
-        description={props.description}
-        aria-label={props.title}
-      />
-      <PriceInput
-        value={props.value}
-        placeholder={props.placeholder}
-        disabled={effectiveDisabled}
-        onChange={props.onChange}
-      />
-      <p className='text-muted-foreground text-xs'>
-        {props.enabled
-          ? t('USD price per 1M tokens.')
-          : t('Disabled lanes are omitted on save.')}
-      </p>
-    </SettingsControlGroup>
-  )
-}

web/default/src/features/system-settings/models/model-pricing-snapshots.ts

@@ -0,0 +1,296 @@
+/*
+Copyright (C) 2023-2026 QuantumNous
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+For commercial licensing, please contact support@quantumnous.com
+*/
+import { splitBillingExprAndRequestRules } from '@/features/pricing/lib/billing-expr'
+import { safeJsonParse } from '../utils/json-parser'
+import { formatPricingNumber } from './pricing-format'
+
+export type ModelPricingSnapshotInput = {
+  modelPrice: string
+  modelRatio: string
+  cacheRatio: string
+  createCacheRatio: string
+  completionRatio: string
+  imageRatio: string
+  audioRatio: string
+  audioCompletionRatio: string
+  billingMode: string
+  billingExpr: string
+}
+
+export type ModelPricingSnapshot = {
+  name: string
+  price?: string
+  ratio?: string
+  cacheRatio?: string
+  createCacheRatio?: string
+  completionRatio?: string
+  imageRatio?: string
+  audioRatio?: string
+  audioCompletionRatio?: string
+  billingMode?: string
+  billingExpr?: string
+  requestRuleExpr?: string
+  hasConflict: boolean
+}
+
+export type ModelRow = ModelPricingSnapshot & {
+  saved?: ModelPricingSnapshot
+  draft?: ModelPricingSnapshot
+  isDraftChanged: boolean
+  isDraftDeleted: boolean
+  isDraftNew: boolean
+}
+
+export const hasPricingValue = (value?: string) =>
+  value !== undefined && value !== ''
+
+const toNumberOrNull = (value?: string) => {
+  if (!hasPricingValue(value)) return null
+  const num = Number(value)
+  return Number.isFinite(num) ? num : null
+}
+
+const ratioToPrice = (ratio?: string, denominator?: string) => {
+  const ratioNumber = toNumberOrNull(ratio)
+  const denominatorNumber = denominator ? toNumberOrNull(denominator) : 2
+  if (ratioNumber === null || denominatorNumber === null) return ''
+  return formatPricingNumber(ratioNumber * denominatorNumber)
+}
+
+export const getModeLabel = (mode?: string) => {
+  if (mode === 'per-request') return 'Per-request'
+  if (mode === 'tiered_expr') return 'Expression'
+  return 'Per-token'
+}
+
+export const getModeVariant = (
+  mode?: string
+): 'warning' | 'info' | 'success' => {
+  if (mode === 'per-request') return 'warning'
+  if (mode === 'tiered_expr') return 'info'
+  return 'success'
+}
+
+const getExpressionSummary = (
+  row: ModelPricingSnapshot,
+  t: (key: string) => string
+) => {
+  const tierCount = (row.billingExpr?.match(/tier\(/g) || []).length
+  if (tierCount > 0) {
+    return `${t('Tiered pricing')} · ${tierCount} ${t('tiers')}`
+  }
+  return t('Expression pricing')
+}
+
+export const getPriceSummary = (
+  row: ModelPricingSnapshot,
+  t: (key: string) => string
+) => {
+  if (row.billingMode === 'tiered_expr') {
+    return getExpressionSummary(row, t)
+  }
+  if (row.billingMode === 'per-request') {
+    return row.price ? `$${row.price} / ${t('request')}` : t('Unset price')
+  }
+
+  const inputPrice = ratioToPrice(row.ratio)
+  if (!inputPrice) return t('Unset price')
+
+  const extraCount = [
+    row.completionRatio,
+    row.cacheRatio,
+    row.createCacheRatio,
+    row.imageRatio,
+    row.audioRatio,
+    row.audioCompletionRatio,
+  ].filter(hasPricingValue).length
+
+  return extraCount > 0
+    ? `${t('Input')} $${inputPrice} · ${extraCount} ${t('extras')}`
+    : `${t('Input')} $${inputPrice}`
+}
+
+export const getPriceDetail = (
+  row: ModelPricingSnapshot,
+  t: (key: string) => string
+) => {
+  if (row.billingMode === 'tiered_expr') {
+    return row.requestRuleExpr
+      ? t('Includes request rules')
+      : t('Expression based')
+  }
+  if (row.billingMode === 'per-request') {
+    return t('Fixed request price')
+  }
+
+  const inputPrice = ratioToPrice(row.ratio)
+  if (!inputPrice) return t('No base input price')
+
+  const details = [
+    row.completionRatio &&
+      `${t('Output')} $${ratioToPrice(row.completionRatio, inputPrice)}`,
+    row.cacheRatio &&
+      `${t('Cache')} $${ratioToPrice(row.cacheRatio, inputPrice)}`,
+    row.createCacheRatio &&
+      `${t('Cache write')} $${ratioToPrice(row.createCacheRatio, inputPrice)}`,
+  ]
+    .filter(Boolean)
+    .slice(0, 2)
+
+  return details.length > 0 ? details.join(' · ') : t('Base input price only')
+}
+
+export const buildModelSnapshots = ({
+  modelPrice,
+  modelRatio,
+  cacheRatio,
+  createCacheRatio,
+  completionRatio,
+  imageRatio,
+  audioRatio,
+  audioCompletionRatio,
+  billingMode,
+  billingExpr,
+}: ModelPricingSnapshotInput): ModelPricingSnapshot[] => {
+  const priceMap = safeJsonParse<Record<string, number>>(modelPrice, {
+    fallback: {},
+    context: 'model prices',
+  })
+  const ratioMap = safeJsonParse<Record<string, number>>(modelRatio, {
+    fallback: {},
+    context: 'model ratios',
+  })
+  const cacheMap = safeJsonParse<Record<string, number>>(cacheRatio, {
+    fallback: {},
+    context: 'cache ratios',
+  })
+  const createCacheMap = safeJsonParse<Record<string, number>>(
+    createCacheRatio,
+    { fallback: {}, context: 'create cache ratios' }
+  )
+  const completionMap = safeJsonParse<Record<string, number>>(completionRatio, {
+    fallback: {},
+    context: 'completion ratios',
+  })
+  const imageMap = safeJsonParse<Record<string, number>>(imageRatio, {
+    fallback: {},
+    context: 'image ratios',
+  })
+  const audioMap = safeJsonParse<Record<string, number>>(audioRatio, {
+    fallback: {},
+    context: 'audio ratios',
+  })
+  const audioCompletionMap = safeJsonParse<Record<string, number>>(
+    audioCompletionRatio,
+    { fallback: {}, context: 'audio completion ratios' }
+  )
+  const billingModeMap = safeJsonParse<Record<string, string>>(billingMode, {
+    fallback: {},
+    context: 'billing mode',
+  })
+  const billingExprMap = safeJsonParse<Record<string, string>>(billingExpr, {
+    fallback: {},
+    context: 'billing expression',
+  })
+
+  const modelNames = new Set([
+    ...Object.keys(priceMap),
+    ...Object.keys(ratioMap),
+    ...Object.keys(cacheMap),
+    ...Object.keys(createCacheMap),
+    ...Object.keys(completionMap),
+    ...Object.keys(imageMap),
+    ...Object.keys(audioMap),
+    ...Object.keys(audioCompletionMap),
+    ...Object.keys(billingModeMap),
+    ...Object.keys(billingExprMap),
+  ])
+
+  return Array.from(modelNames).map((name) => {
+    const price = priceMap[name]?.toString() || ''
+    const ratio = ratioMap[name]?.toString() || ''
+    const cache = cacheMap[name]?.toString() || ''
+    const createCache = createCacheMap[name]?.toString() || ''
+    const completion = completionMap[name]?.toString() || ''
+    const image = imageMap[name]?.toString() || ''
+    const audio = audioMap[name]?.toString() || ''
+    const audioCompletion = audioCompletionMap[name]?.toString() || ''
+
+    const modeForModel = billingModeMap[name]
+    if (modeForModel === 'tiered_expr') {
+      const fullExpr = billingExprMap[name] || ''
+      const { billingExpr: pureExpr, requestRuleExpr } =
+        splitBillingExprAndRequestRules(fullExpr)
+      return {
+        name,
+        billingMode: 'tiered_expr',
+        billingExpr: pureExpr,
+        requestRuleExpr,
+        price,
+        ratio,
+        cacheRatio: cache,
+        createCacheRatio: createCache,
+        completionRatio: completion,
+        imageRatio: image,
+        audioRatio: audio,
+        audioCompletionRatio: audioCompletion,
+        hasConflict: false,
+      }
+    }
+
+    return {
+      name,
+      price,
+      ratio,
+      cacheRatio: cache,
+      createCacheRatio: createCache,
+      completionRatio: completion,
+      imageRatio: image,
+      audioRatio: audio,
+      audioCompletionRatio: audioCompletion,
+      billingMode: price !== '' ? 'per-request' : 'per-token',
+      hasConflict:
+        price !== '' &&
+        (ratio !== '' ||
+          completion !== '' ||
+          cache !== '' ||
+          createCache !== '' ||
+          image !== '' ||
+          audio !== '' ||
+          audioCompletion !== ''),
+    }
+  })
+}
+
+export const getSnapshotSignature = (snapshot?: ModelPricingSnapshot) => {
+  if (!snapshot) return ''
+  return JSON.stringify({
+    price: snapshot.price || '',
+    ratio: snapshot.ratio || '',
+    cacheRatio: snapshot.cacheRatio || '',
+    createCacheRatio: snapshot.createCacheRatio || '',
+    completionRatio: snapshot.completionRatio || '',
+    imageRatio: snapshot.imageRatio || '',
+    audioRatio: snapshot.audioRatio || '',
+    audioCompletionRatio: snapshot.audioCompletionRatio || '',
+    billingMode: snapshot.billingMode || 'per-token',
+    billingExpr: snapshot.billingExpr || '',
+    requestRuleExpr: snapshot.requestRuleExpr || '',
+  })
+}

web/default/src/features/system-settings/models/model-ratio-form.tsx

@@ -16,9 +16,9 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
 
 For commercial licensing, please contact support@quantumnous.com
 */
-import { memo, useCallback, useState } from 'react'
+import { memo, useCallback, useRef, useState } from 'react'
 import { type UseFormReturn } from 'react-hook-form'
-import { Code2, Eye } from 'lucide-react'
+import { Code2, Eye, RotateCcw, Save } from 'lucide-react'
 import { useTranslation } from 'react-i18next'
 import { Button } from '@/components/ui/button'
 import {
@@ -31,14 +31,16 @@ import {
   FormMessage,
 } from '@/components/ui/form'
 import { Switch } from '@/components/ui/switch'
-import { Textarea } from '@/components/ui/textarea'
+import { JsonCodeEditor } from '@/components/json-code-editor'
 import {
   SettingsForm,
   SettingsSwitchContent,
   SettingsSwitchItem,
 } from '../components/settings-form-layout'
-import { SettingsPageActionsPortal } from '../components/settings-page-context'
+import {
-import { ModelRatioVisualEditor } from './model-ratio-visual-editor'
+  ModelRatioVisualEditor,
+  type ModelRatioVisualEditorHandle,
+} from './model-ratio-visual-editor'
 
 type ModelFormValues = {
   ModelPrice: string
@@ -56,14 +58,106 @@ type ModelFormValues = {
 
 type ModelRatioFormProps = {
   form: UseFormReturn<ModelFormValues>
+  savedValues: ModelFormValues
   onSave: (values: ModelFormValues) => Promise<void>
   onReset: () => void
   isSaving: boolean
   isResetting: boolean
 }
 
+type ModelJsonFieldName =
+  | 'ModelPrice'
+  | 'ModelRatio'
+  | 'CacheRatio'
+  | 'CreateCacheRatio'
+  | 'CompletionRatio'
+  | 'ImageRatio'
+  | 'AudioRatio'
+  | 'AudioCompletionRatio'
+
+const modelJsonFields: Array<{
+  name: ModelJsonFieldName
+  labelKey: string
+  descriptionKey: string
+}> = [
+  {
+    name: 'ModelPrice',
+    labelKey: 'Model fixed pricing',
+    descriptionKey:
+      'JSON map of model → USD cost per request. Takes precedence over ratio based billing.',
+  },
+  {
+    name: 'ModelRatio',
+    labelKey: 'Model ratio',
+    descriptionKey: 'JSON map of model → multiplier applied to quota billing.',
+  },
+  {
+    name: 'CacheRatio',
+    labelKey: 'Prompt cache ratio',
+    descriptionKey: 'Optional ratio used when upstream cache hits occur.',
+  },
+  {
+    name: 'CreateCacheRatio',
+    labelKey: 'Create cache ratio',
+    descriptionKey:
+      'Ratio applied when creating cache entries for supported models.',
+  },
+  {
+    name: 'CompletionRatio',
+    labelKey: 'Completion ratio',
+    descriptionKey:
+      'Applies to custom completion endpoints. JSON map of model → ratio.',
+  },
+  {
+    name: 'ImageRatio',
+    labelKey: 'Image ratio',
+    descriptionKey: 'Configure per-model ratio for image inputs or outputs.',
+  },
+  {
+    name: 'AudioRatio',
+    labelKey: 'Audio ratio',
+    descriptionKey:
+      'Ratio applied to audio inputs where supported by the upstream model.',
+  },
+  {
+    name: 'AudioCompletionRatio',
+    labelKey: 'Audio completion ratio',
+    descriptionKey: 'Ratio applied to audio completions for streaming models.',
+  },
+]
+
+function ModelJsonTextareaField(props: {
+  form: UseFormReturn<ModelFormValues>
+  name: ModelJsonFieldName
+  label: string
+  description: string
+}) {
+  return (
+    <FormField
+      control={props.form.control}
+      name={props.name}
+      render={({ field }) => (
+        <FormItem className='flex min-w-0 flex-col gap-2'>
+          <FormLabel>{props.label}</FormLabel>
+          <FormControl>
+            <JsonCodeEditor
+              value={field.value}
+              onChange={(value) => field.onChange(value)}
+            />
+          </FormControl>
+          <FormDescription className='text-xs leading-5'>
+            {props.description}
+          </FormDescription>
+          <FormMessage />
+        </FormItem>
+      )}
+    />
+  )
+}
+
 export const ModelRatioForm = memo(function ModelRatioForm({
   form,
+  savedValues,
   onSave,
   onReset,
   isSaving,
@@ -71,6 +165,7 @@ export const ModelRatioForm = memo(function ModelRatioForm({
 }: ModelRatioFormProps) {
   const { t } = useTranslation()
   const [editMode, setEditMode] = useState<'visual' | 'json'>('visual')
+  const visualEditorRef = useRef<ModelRatioVisualEditorHandle>(null)
 
   const handleFieldChange = useCallback(
     (field: keyof ModelFormValues, value: string) => {
@@ -86,9 +181,39 @@ export const ModelRatioForm = memo(function ModelRatioForm({
     setEditMode((prev) => (prev === 'visual' ? 'json' : 'visual'))
   }, [])
 
+  const handleSave = useCallback(async () => {
+    if (editMode === 'visual') {
+      const committed = await visualEditorRef.current?.commitOpenEditor()
+      if (committed === false) return
+    }
+
+    await form.handleSubmit(onSave)()
+  }, [editMode, form, onSave])
+
   return (
     <div className='space-y-6'>
-      <div className='flex justify-end'>
+      <div className='flex flex-wrap justify-end gap-2'>
+        <Button
+          type='button'
+          variant='destructive'
+          size='sm'
+          onClick={onReset}
+          disabled={isResetting}
+        >
+          <RotateCcw data-icon='inline-start' />
+          {t('Reset prices')}
+        </Button>
+        {editMode === 'json' && (
+          <Button
+            type='button'
+            size='sm'
+            onClick={handleSave}
+            disabled={isSaving}
+          >
+            <Save data-icon='inline-start' />
+            {isSaving ? t('Saving...') : t('Save model prices')}
+          </Button>
+        )}
         <Button variant='outline' size='sm' onClick={toggleEditMode}>
           {editMode === 'visual' ? (
             <>
@@ -105,28 +230,20 @@ export const ModelRatioForm = memo(function ModelRatioForm({
       </div>
 
       <Form {...form}>
-        <SettingsPageActionsPortal>
-          <Button
-            type='button'
-            variant='destructive'
-            size='sm'
-            onClick={onReset}
-            disabled={isResetting}
-          >
-            {t('Reset prices')}
-          </Button>
-          <Button
-            type='button'
-            size='sm'
-            onClick={form.handleSubmit(onSave)}
-            disabled={isSaving}
-          >
-            {isSaving ? t('Saving...') : t('Save model prices')}
-          </Button>
-        </SettingsPageActionsPortal>
         {editMode === 'visual' ? (
           <div className='space-y-6'>
             <ModelRatioVisualEditor
+              ref={visualEditorRef}
+              savedModelPrice={savedValues.ModelPrice}
+              savedModelRatio={savedValues.ModelRatio}
+              savedCacheRatio={savedValues.CacheRatio}
+              savedCreateCacheRatio={savedValues.CreateCacheRatio}
+              savedCompletionRatio={savedValues.CompletionRatio}
+              savedImageRatio={savedValues.ImageRatio}
+              savedAudioRatio={savedValues.AudioRatio}
+              savedAudioCompletionRatio={savedValues.AudioCompletionRatio}
+              savedBillingMode={savedValues.BillingMode}
+              savedBillingExpr={savedValues.BillingExpr}
               modelPrice={form.watch('ModelPrice')}
               modelRatio={form.watch('ModelRatio')}
               cacheRatio={form.watch('CacheRatio')}
@@ -137,6 +254,8 @@ export const ModelRatioForm = memo(function ModelRatioForm({
               audioCompletionRatio={form.watch('AudioCompletionRatio')}
               billingMode={form.watch('BillingMode')}
               billingExpr={form.watch('BillingExpr')}
+              onSave={handleSave}
+              isSaving={isSaving}
               onChange={(field, value) => {
                 const fieldMap: Record<string, keyof ModelFormValues> = {
                   'billing_setting.billing_mode': 'BillingMode',
@@ -173,155 +292,17 @@ export const ModelRatioForm = memo(function ModelRatioForm({
           </div>
         ) : (
           <SettingsForm onSubmit={form.handleSubmit(onSave)}>
-            <FormField
+            <div className='grid min-w-0 gap-x-5 gap-y-8 lg:grid-cols-2 2xl:grid-cols-3'>
-              control={form.control}
+              {modelJsonFields.map((config) => (
-              name='ModelPrice'
+                <ModelJsonTextareaField
-              render={({ field }) => (
+                  key={config.name}
-                <FormItem>
+                  form={form}
-                  <FormLabel>{t('Model fixed pricing')}</FormLabel>
+                  name={config.name}
-                  <FormControl>
+                  label={t(config.labelKey)}
-                    <Textarea rows={8} {...field} />
+                  description={t(config.descriptionKey)}
-                  </FormControl>
-                  <FormDescription>
-                    {t(
-                      'JSON map of model → USD cost per request. Takes precedence over ratio based billing.'
-                    )}
-                  </FormDescription>
-                  <FormMessage />
-                </FormItem>
-              )}
-            />
-
-            <FormField
-              control={form.control}
-              name='ModelRatio'
-              render={({ field }) => (
-                <FormItem>
-                  <FormLabel>{t('Model ratio')}</FormLabel>
-                  <FormControl>
-                    <Textarea rows={8} {...field} />
-                  </FormControl>
-                  <FormDescription>
-                    {t(
-                      'JSON map of model → multiplier applied to quota billing.'
-                    )}
-                  </FormDescription>
-                  <FormMessage />
-                </FormItem>
-              )}
-            />
-
-            <FormField
-              control={form.control}
-              name='CacheRatio'
-              render={({ field }) => (
-                <FormItem>
-                  <FormLabel>{t('Prompt cache ratio')}</FormLabel>
-                  <FormControl>
-                    <Textarea rows={8} {...field} />
-                  </FormControl>
-                  <FormDescription>
-                    {t('Optional ratio used when upstream cache hits occur.')}
-                  </FormDescription>
-                  <FormMessage />
-                </FormItem>
-              )}
-            />
-
-            <FormField
-              control={form.control}
-              name='CreateCacheRatio'
-              render={({ field }) => (
-                <FormItem>
-                  <FormLabel>{t('Create cache ratio')}</FormLabel>
-                  <FormControl>
-                    <Textarea rows={8} {...field} />
-                  </FormControl>
-                  <FormDescription>
-                    {t(
-                      'Ratio applied when creating cache entries for supported models.'
-                    )}
-                  </FormDescription>
-                  <FormMessage />
-                </FormItem>
-              )}
-            />
-
-            <FormField
-              control={form.control}
-              name='CompletionRatio'
-              render={({ field }) => (
-                <FormItem>
-                  <FormLabel>{t('Completion ratio')}</FormLabel>
-                  <FormControl>
-                    <Textarea rows={8} {...field} />
-                  </FormControl>
-                  <FormDescription>
-                    {t(
-                      'Applies to custom completion endpoints. JSON map of model → ratio.'
-                    )}
-                  </FormDescription>
-                  <FormMessage />
-                </FormItem>
-              )}
-            />
-
-            <FormField
-              control={form.control}
-              name='ImageRatio'
-              render={({ field }) => (
-                <FormItem>
-                  <FormLabel>{t('Image ratio')}</FormLabel>
-                  <FormControl>
-                    <Textarea rows={6} {...field} />
-                  </FormControl>
-                  <FormDescription>
-                    {t(
-                      'Configure per-model ratio for image inputs or outputs.'
-                    )}
-                  </FormDescription>
-                  <FormMessage />
-                </FormItem>
-              )}
-            />
-
-            <FormField
-              control={form.control}
-              name='AudioRatio'
-              render={({ field }) => (
-                <FormItem>
-                  <FormLabel>{t('Audio ratio')}</FormLabel>
-                  <FormControl>
-                    <Textarea rows={6} {...field} />
-                  </FormControl>
-                  <FormDescription>
-                    {t(
-                      'Ratio applied to audio inputs where supported by the upstream model.'
-                    )}
-                  </FormDescription>
-                  <FormMessage />
-                </FormItem>
-              )}
-            />
-
-            <FormField
-              control={form.control}
-              name='AudioCompletionRatio'
-              render={({ field }) => (
-                <FormItem>
-                  <FormLabel>{t('Audio completion ratio')}</FormLabel>
-                  <FormControl>
-                    <Textarea rows={6} {...field} />
-                  </FormControl>
-                  <FormDescription>
-                    {t(
-                      'Ratio applied to audio completions for streaming models.'
-                    )}
-                  </FormDescription>
-                  <FormMessage />
-                </FormItem>
-              )}
                 />
+              ))}
+            </div>
 
             <FormField
               control={form.control}

web/default/src/features/system-settings/models/model-ratio-table-columns.tsx

@@ -0,0 +1,161 @@
+/*
+Copyright (C) 2023-2026 QuantumNous
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+For commercial licensing, please contact support@quantumnous.com
+*/
+import { type ColumnDef } from '@tanstack/react-table'
+import { Pencil, Trash2 } from 'lucide-react'
+import { Button } from '@/components/ui/button'
+import { Checkbox } from '@/components/ui/checkbox'
+import { DataTableColumnHeader } from '@/components/data-table'
+import { StatusBadge } from '@/components/status-badge'
+import {
+  getModeLabel,
+  getModeVariant,
+  getPriceDetail,
+  getPriceSummary,
+  type ModelRow,
+} from './model-pricing-snapshots'
+
+const filterBySelectedValues = (
+  rowValue: unknown,
+  filterValue: unknown
+): boolean => {
+  if (!Array.isArray(filterValue) || filterValue.length === 0) return true
+  return filterValue.includes(String(rowValue))
+}
+
+type BuildModelRatioColumnsOptions = {
+  onDelete: (name: string) => void
+  onEdit: (model: ModelRow) => void
+  t: (key: string) => string
+}
+
+export function buildModelRatioColumns({
+  onDelete,
+  onEdit,
+  t,
+}: BuildModelRatioColumnsOptions): ColumnDef<ModelRow>[] {
+  return [
+    {
+      id: 'select',
+      header: ({ table }) => (
+        <Checkbox
+          checked={table.getIsAllPageRowsSelected()}
+          indeterminate={table.getIsSomePageRowsSelected()}
+          onCheckedChange={(value) => table.toggleAllPageRowsSelected(!!value)}
+          aria-label={t('Select all')}
+          className='translate-y-[2px]'
+        />
+      ),
+      cell: ({ row }) => (
+        <Checkbox
+          checked={row.getIsSelected()}
+          onCheckedChange={(value) => row.toggleSelected(!!value)}
+          aria-label={t('Select row')}
+          className='translate-y-[2px]'
+        />
+      ),
+      enableSorting: false,
+      enableHiding: false,
+      meta: { label: t('Select') },
+    },
+    {
+      accessorKey: 'name',
+      header: ({ column }) => (
+        <DataTableColumnHeader column={column} title={t('Model name')} />
+      ),
+      cell: ({ row }) => (
+        <div className='flex items-center gap-2 font-medium'>
+          {row.getValue('name')}
+          {row.original.billingMode === 'tiered_expr' && (
+            <StatusBadge label={t('Tiered')} variant='info' copyable={false} />
+          )}
+          {row.original.hasConflict && (
+            <StatusBadge
+              label={t('Conflict')}
+              variant='danger'
+              copyable={false}
+            />
+          )}
+        </div>
+      ),
+      enableHiding: false,
+    },
+    {
+      accessorKey: 'billingMode',
+      header: ({ column }) => (
+        <DataTableColumnHeader column={column} title={t('Mode')} />
+      ),
+      cell: ({ row }) => (
+        <StatusBadge
+          label={t(getModeLabel(row.original.billingMode))}
+          variant={getModeVariant(row.original.billingMode)}
+          copyable={false}
+          showDot={false}
+          className='px-0'
+        />
+      ),
+      filterFn: (row, id, value) =>
+        filterBySelectedValues(row.getValue(id), value),
+      meta: { label: t('Mode') },
+    },
+    {
+      id: 'priceSummary',
+      header: ({ column }) => (
+        <DataTableColumnHeader column={column} title={t('Price summary')} />
+      ),
+      cell: ({ row }) => (
+        <div className='flex min-w-[180px] flex-col gap-1'>
+          <span className='font-medium'>
+            {getPriceSummary(row.original, t)}
+          </span>
+          <span className='text-muted-foreground max-w-[320px] truncate text-xs'>
+            {getPriceDetail(row.original, t)}
+          </span>
+        </div>
+      ),
+      sortingFn: (rowA, rowB) =>
+        getPriceSummary(rowA.original, t).localeCompare(
+          getPriceSummary(rowB.original, t)
+        ),
+      meta: { label: t('Price summary') },
+    },
+    {
+      id: 'actions',
+      header: () => <div className='text-right'>{t('Actions')}</div>,
+      cell: ({ row }) => (
+        <div className='flex justify-end gap-2'>
+          <Button
+            variant='ghost'
+            size='sm'
+            onClick={() => onEdit(row.original)}
+          >
+            <Pencil />
+          </Button>
+          <Button
+            variant='ghost'
+            size='sm'
+            onClick={() => onDelete(row.original.name)}
+          >
+            <Trash2 />
+          </Button>
+        </div>
+      ),
+      enableHiding: false,
+    },
+  ]
+}

web/default/src/features/system-settings/models/model-ratio-visual-editor.tsx

@@ -16,9 +16,17 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
 
 For commercial licensing, please contact support@quantumnous.com
 */
-import { useState, useMemo, memo, useCallback, useEffect } from 'react'
 import {
-  type ColumnDef,
+  useState,
+  useMemo,
+  memo,
+  useCallback,
+  useEffect,
+  forwardRef,
+  useImperativeHandle,
+  useRef,
+} from 'react'
+import {
   type ColumnFiltersState,
   type OnChangeFn,
   type PaginationState,
@@ -35,39 +43,42 @@ import {
   useReactTable,
 } from '@tanstack/react-table'
 import { useMediaQuery } from '@/hooks'
-import { Copy, Pencil, Plus, Trash2 } from 'lucide-react'
+import { Copy, Plus } from 'lucide-react'
 import { useTranslation } from 'react-i18next'
 import { toast } from 'sonner'
+import { cn } from '@/lib/utils'
 import { Button } from '@/components/ui/button'
-import { Checkbox } from '@/components/ui/checkbox'
-import {
-  Table,
-  TableBody,
-  TableCell,
-  TableHead,
-  TableHeader,
-  TableRow,
-} from '@/components/ui/table'
 import {
   DataTableBulkActions,
-  DataTableColumnHeader,
   DataTableToolbar,
   DataTablePagination,
 } from '@/components/data-table'
-import { StatusBadge } from '@/components/status-badge'
+import { combineBillingExpr } from '@/features/pricing/lib/billing-expr'
-import {
-  combineBillingExpr,
-  splitBillingExprAndRequestRules,
-} from '@/features/pricing/lib/billing-expr'
 import { safeJsonParse } from '../utils/json-parser'
 import {
   ModelPricingEditorPanel,
+  type ModelPricingEditorPanelHandle,
   ModelPricingSheet,
   type ModelRatioData,
 } from './model-pricing-sheet'
-import { formatPricingNumber } from './pricing-format'
+import {
+  buildModelSnapshots,
+  getSnapshotSignature,
+  type ModelRow,
+} from './model-pricing-snapshots'
+import { buildModelRatioColumns } from './model-ratio-table-columns'
 
 type ModelRatioVisualEditorProps = {
+  savedModelPrice: string
+  savedModelRatio: string
+  savedCacheRatio: string
+  savedCreateCacheRatio: string
+  savedCompletionRatio: string
+  savedImageRatio: string
+  savedAudioRatio: string
+  savedAudioCompletionRatio: string
+  savedBillingMode: string
+  savedBillingExpr: string
   modelPrice: string
   modelRatio: string
   cacheRatio: string
@@ -79,121 +90,31 @@ type ModelRatioVisualEditorProps = {
   billingMode: string
   billingExpr: string
   onChange: (field: string, value: string) => void
+  onSave: () => void | Promise<void>
+  isSaving: boolean
 }
 
-type ModelRow = {
+export type ModelRatioVisualEditorHandle = {
-  name: string
+  commitOpenEditor: () => Promise<boolean>
-  price?: string
-  ratio?: string
-  cacheRatio?: string
-  createCacheRatio?: string
-  completionRatio?: string
-  imageRatio?: string
-  audioRatio?: string
-  audioCompletionRatio?: string
-  billingMode?: string
-  billingExpr?: string
-  requestRuleExpr?: string
-  hasConflict: boolean
 }
 
 const STORAGE_KEY = 'model-ratio-column-visibility'
 
-const hasValue = (value?: string) => value !== undefined && value !== ''
+const ModelRatioVisualEditorComponent = forwardRef<
-
+  ModelRatioVisualEditorHandle,
-const toNumberOrNull = (value?: string) => {
+  ModelRatioVisualEditorProps
-  if (!hasValue(value)) return null
+>(function ModelRatioVisualEditor(
-  const num = Number(value)
+  {
-  return Number.isFinite(num) ? num : null
+    savedModelPrice,
-}
+    savedModelRatio,
-
+    savedCacheRatio,
-const ratioToPrice = (ratio?: string, denominator?: string) => {
+    savedCreateCacheRatio,
-  const ratioNumber = toNumberOrNull(ratio)
+    savedCompletionRatio,
-  const denominatorNumber = denominator ? toNumberOrNull(denominator) : 2
+    savedImageRatio,
-  if (ratioNumber === null || denominatorNumber === null) return ''
+    savedAudioRatio,
-  return formatPricingNumber(ratioNumber * denominatorNumber)
+    savedAudioCompletionRatio,
-}
+    savedBillingMode,
-
+    savedBillingExpr,
-const filterBySelectedValues = (
-  rowValue: unknown,
-  filterValue: unknown
-): boolean => {
-  if (!Array.isArray(filterValue) || filterValue.length === 0) return true
-  return filterValue.includes(String(rowValue))
-}
-
-const getModeLabel = (mode?: string) => {
-  if (mode === 'per-request') return 'Per-request'
-  if (mode === 'tiered_expr') return 'Expression'
-  return 'Per-token'
-}
-
-const getModeVariant = (mode?: string): 'warning' | 'info' | 'success' => {
-  if (mode === 'per-request') return 'warning'
-  if (mode === 'tiered_expr') return 'info'
-  return 'success'
-}
-
-const getExpressionSummary = (row: ModelRow, t: (key: string) => string) => {
-  const tierCount = (row.billingExpr?.match(/tier\(/g) || []).length
-  if (tierCount > 0) {
-    return `${t('Tiered pricing')} · ${tierCount} ${t('tiers')}`
-  }
-  return t('Expression pricing')
-}
-
-const getPriceSummary = (row: ModelRow, t: (key: string) => string) => {
-  if (row.billingMode === 'tiered_expr') {
-    return getExpressionSummary(row, t)
-  }
-  if (row.billingMode === 'per-request') {
-    return row.price ? `$${row.price} / ${t('request')}` : t('Unset price')
-  }
-
-  const inputPrice = ratioToPrice(row.ratio)
-  if (!inputPrice) return t('Unset price')
-
-  const extraCount = [
-    row.completionRatio,
-    row.cacheRatio,
-    row.createCacheRatio,
-    row.imageRatio,
-    row.audioRatio,
-    row.audioCompletionRatio,
-  ].filter(hasValue).length
-
-  return extraCount > 0
-    ? `${t('Input')} $${inputPrice} · ${extraCount} ${t('extras')}`
-    : `${t('Input')} $${inputPrice}`
-}
-
-const getPriceDetail = (row: ModelRow, t: (key: string) => string) => {
-  if (row.billingMode === 'tiered_expr') {
-    return row.requestRuleExpr
-      ? t('Includes request rules')
-      : t('Expression based')
-  }
-  if (row.billingMode === 'per-request') {
-    return t('Fixed request price')
-  }
-
-  const inputPrice = ratioToPrice(row.ratio)
-  if (!inputPrice) return t('No base input price')
-
-  const details = [
-    row.completionRatio &&
-      `${t('Output')} $${ratioToPrice(row.completionRatio, inputPrice)}`,
-    row.cacheRatio &&
-      `${t('Cache')} $${ratioToPrice(row.cacheRatio, inputPrice)}`,
-    row.createCacheRatio &&
-      `${t('Cache write')} $${ratioToPrice(row.createCacheRatio, inputPrice)}`,
-  ].filter(Boolean)
-
-  return details.length > 0 ? details.join(' · ') : t('Base input price only')
-}
-
-export const ModelRatioVisualEditor = memo(
-  function ModelRatioVisualEditor({
     modelPrice,
     modelRatio,
     cacheRatio,
@@ -205,7 +126,11 @@ export const ModelRatioVisualEditor = memo(
     billingMode,
     billingExpr,
     onChange,
-  }: ModelRatioVisualEditorProps) {
+    onSave,
+    isSaving,
+  },
+  ref
+) {
   const { t } = useTranslation()
   const isMobile = useMediaQuery('(max-width: 767px)')
   const [sheetOpen, setSheetOpen] = useState(false)
@@ -215,6 +140,7 @@ export const ModelRatioVisualEditor = memo(
   const [columnFilters, setColumnFilters] = useState<ColumnFiltersState>([])
   const [globalFilter, setGlobalFilter] = useState('')
   const [rowSelection, setRowSelection] = useState<RowSelectionState>({})
+  const editorPanelRef = useRef<ModelPricingEditorPanelHandle>(null)
   const [pagination, setPagination] = useState<PaginationState>({
     pageIndex: 0,
     pageSize: 20,
@@ -259,126 +185,64 @@ export const ModelRatioVisualEditor = memo(
   }, [columnVisibility])
 
   const models = useMemo(() => {
-      const priceMap = safeJsonParse<Record<string, number>>(modelPrice, {
+    const savedRows = buildModelSnapshots({
-        fallback: {},
+      modelPrice: savedModelPrice,
-        context: 'model prices',
+      modelRatio: savedModelRatio,
+      cacheRatio: savedCacheRatio,
+      createCacheRatio: savedCreateCacheRatio,
+      completionRatio: savedCompletionRatio,
+      imageRatio: savedImageRatio,
+      audioRatio: savedAudioRatio,
+      audioCompletionRatio: savedAudioCompletionRatio,
+      billingMode: savedBillingMode,
+      billingExpr: savedBillingExpr,
     })
-      const ratioMap = safeJsonParse<Record<string, number>>(modelRatio, {
+    const draftRows = buildModelSnapshots({
-        fallback: {},
+      modelPrice,
-        context: 'model ratios',
+      modelRatio,
-      })
+      cacheRatio,
-      const cacheMap = safeJsonParse<Record<string, number>>(cacheRatio, {
-        fallback: {},
-        context: 'cache ratios',
-      })
-      const createCacheMap = safeJsonParse<Record<string, number>>(
       createCacheRatio,
-        { fallback: {}, context: 'create cache ratios' }
-      )
-      const completionMap = safeJsonParse<Record<string, number>>(
       completionRatio,
-        { fallback: {}, context: 'completion ratios' }
+      imageRatio,
-      )
+      audioRatio,
-      const imageMap = safeJsonParse<Record<string, number>>(imageRatio, {
-        fallback: {},
-        context: 'image ratios',
-      })
-      const audioMap = safeJsonParse<Record<string, number>>(audioRatio, {
-        fallback: {},
-        context: 'audio ratios',
-      })
-      const audioCompletionMap = safeJsonParse<Record<string, number>>(
       audioCompletionRatio,
-        { fallback: {}, context: 'audio completion ratios' }
-      )
-      const billingModeMap = safeJsonParse<Record<string, string>>(
       billingMode,
-        {
-          fallback: {},
-          context: 'billing mode',
-        }
-      )
-      const billingExprMap = safeJsonParse<Record<string, string>>(
       billingExpr,
-        {
-          fallback: {},
-          context: 'billing expression',
-        }
-      )
-
-      const modelNames = new Set([
-        ...Object.keys(priceMap),
-        ...Object.keys(ratioMap),
-        ...Object.keys(cacheMap),
-        ...Object.keys(createCacheMap),
-        ...Object.keys(completionMap),
-        ...Object.keys(imageMap),
-        ...Object.keys(audioMap),
-        ...Object.keys(audioCompletionMap),
-        ...Object.keys(billingModeMap),
-        ...Object.keys(billingExprMap),
-      ])
-
-      const modelData: ModelRow[] = Array.from(modelNames).map((name) => {
-        const price = priceMap[name]?.toString() || ''
-        const ratio = ratioMap[name]?.toString() || ''
-        const cache = cacheMap[name]?.toString() || ''
-        const createCache = createCacheMap[name]?.toString() || ''
-        const completion = completionMap[name]?.toString() || ''
-        const image = imageMap[name]?.toString() || ''
-        const audio = audioMap[name]?.toString() || ''
-        const audioCompletion = audioCompletionMap[name]?.toString() || ''
-
-        const modeForModel = billingModeMap[name]
-        if (modeForModel === 'tiered_expr') {
-          // Tiered_expr models may also retain ratio/price values as fallback
-          // during multi-instance sync delays. We preserve them in the row so
-          // the edit dialog round-trip and the next save don't drop them.
-          const fullExpr = billingExprMap[name] || ''
-          const { billingExpr: pureExpr, requestRuleExpr } =
-            splitBillingExprAndRequestRules(fullExpr)
-          return {
-            name,
-            billingMode: 'tiered_expr',
-            billingExpr: pureExpr,
-            requestRuleExpr,
-            price,
-            ratio,
-            cacheRatio: cache,
-            createCacheRatio: createCache,
-            completionRatio: completion,
-            imageRatio: image,
-            audioRatio: audio,
-            audioCompletionRatio: audioCompletion,
-            hasConflict: false,
-          }
-        }
-
-        return {
-          name,
-          price,
-          ratio,
-          cacheRatio: cache,
-          createCacheRatio: createCache,
-          completionRatio: completion,
-          imageRatio: image,
-          audioRatio: audio,
-          audioCompletionRatio: audioCompletion,
-          billingMode: price !== '' ? 'per-request' : 'per-token',
-          hasConflict:
-            price !== '' &&
-            (ratio !== '' ||
-              completion !== '' ||
-              cache !== '' ||
-              createCache !== '' ||
-              image !== '' ||
-              audio !== '' ||
-              audioCompletion !== ''),
-        }
     })
 
-      return modelData.sort((a, b) => a.name.localeCompare(b.name))
+    const savedByName = new Map(savedRows.map((row) => [row.name, row]))
+    const draftByName = new Map(draftRows.map((row) => [row.name, row]))
+    const modelNames = new Set([...savedByName.keys(), ...draftByName.keys()])
+
+    return Array.from(modelNames)
+      .map((name) => {
+        const saved = savedByName.get(name)
+        const draft = draftByName.get(name)
+        const displayed = saved ?? draft
+        const savedSignature = getSnapshotSignature(saved)
+        const draftSignature = getSnapshotSignature(draft)
+
+        return {
+          ...displayed!,
+          saved,
+          draft,
+          isDraftChanged: savedSignature !== draftSignature,
+          isDraftDeleted: Boolean(saved && !draft),
+          isDraftNew: Boolean(!saved && draft),
+        }
+      })
+      .sort((a, b) => a.name.localeCompare(b.name))
   }, [
+    savedModelPrice,
+    savedModelRatio,
+    savedCacheRatio,
+    savedCreateCacheRatio,
+    savedCompletionRatio,
+    savedImageRatio,
+    savedAudioRatio,
+    savedAudioCompletionRatio,
+    savedBillingMode,
+    savedBillingExpr,
     modelPrice,
     modelRatio,
     cacheRatio,
@@ -414,24 +278,25 @@ export const ModelRatioVisualEditor = memo(
 
   const handleEdit = useCallback(
     (model: ModelRow) => {
+      const editableModel = model.draft ?? model.saved ?? model
       setEditData({
-          name: model.name,
+        name: editableModel.name,
-          price: model.price,
+        price: editableModel.price,
-          ratio: model.ratio,
+        ratio: editableModel.ratio,
-          cacheRatio: model.cacheRatio,
+        cacheRatio: editableModel.cacheRatio,
-          createCacheRatio: model.createCacheRatio,
+        createCacheRatio: editableModel.createCacheRatio,
-          completionRatio: model.completionRatio,
+        completionRatio: editableModel.completionRatio,
-          imageRatio: model.imageRatio,
+        imageRatio: editableModel.imageRatio,
-          audioRatio: model.audioRatio,
+        audioRatio: editableModel.audioRatio,
-          audioCompletionRatio: model.audioCompletionRatio,
+        audioCompletionRatio: editableModel.audioCompletionRatio,
         billingMode:
-            model.billingMode === 'tiered_expr'
+          editableModel.billingMode === 'tiered_expr'
             ? 'tiered_expr'
-              : model.price && model.price !== ''
+            : editableModel.price && editableModel.price !== ''
               ? 'per-request'
               : 'per-token',
-          billingExpr: model.billingExpr,
+        billingExpr: editableModel.billingExpr,
-          requestRuleExpr: model.requestRuleExpr,
+        requestRuleExpr: editableModel.requestRuleExpr,
       })
       setEditorOpen(true)
       if (isMobile) setSheetOpen(true)
@@ -445,17 +310,10 @@ export const ModelRatioVisualEditor = memo(
     if (isMobile) setSheetOpen(true)
   }, [isMobile])
 
-    const handleCancel = useCallback(() => {
-      setEditData(null)
-      setEditorOpen(false)
-      setSheetOpen(false)
-    }, [])
-
   const handleGlobalFilterChange = useCallback<OnChangeFn<string>>(
     (updater) => {
       setGlobalFilter((previous) => {
-          const next =
+        const next = typeof updater === 'function' ? updater(previous) : updater
-            typeof updater === 'function' ? updater(previous) : updater
         if (next !== previous) {
           setEditData(null)
           setEditorOpen(false)
@@ -556,120 +414,15 @@ export const ModelRatioVisualEditor = memo(
     ]
   )
 
-    const columns = useMemo<ColumnDef<ModelRow>[]>(() => {
+  const columns = useMemo(
-      return [
+    () =>
-        {
+      buildModelRatioColumns({
-          id: 'select',
+        onDelete: handleDelete,
-          header: ({ table }) => (
+        onEdit: handleEdit,
-            <Checkbox
+        t,
-              checked={table.getIsAllPageRowsSelected()}
+      }),
-              indeterminate={table.getIsSomePageRowsSelected()}
+    [handleEdit, handleDelete, t]
-              onCheckedChange={(value) =>
+  )
-                table.toggleAllPageRowsSelected(!!value)
-              }
-              aria-label={t('Select all')}
-              className='translate-y-[2px]'
-            />
-          ),
-          cell: ({ row }) => (
-            <Checkbox
-              checked={row.getIsSelected()}
-              onCheckedChange={(value) => row.toggleSelected(!!value)}
-              aria-label={t('Select row')}
-              className='translate-y-[2px]'
-            />
-          ),
-          enableSorting: false,
-          enableHiding: false,
-          meta: { label: t('Select') },
-        },
-        {
-          accessorKey: 'name',
-          header: ({ column }) => (
-            <DataTableColumnHeader column={column} title={t('Model name')} />
-          ),
-          cell: ({ row }) => (
-            <div className='flex items-center gap-2 font-medium'>
-              {row.getValue('name')}
-              {row.original.billingMode === 'tiered_expr' && (
-                <StatusBadge
-                  label={t('Tiered')}
-                  variant='info'
-                  copyable={false}
-                />
-              )}
-              {row.original.hasConflict && (
-                <StatusBadge
-                  label={t('Conflict')}
-                  variant='danger'
-                  copyable={false}
-                />
-              )}
-            </div>
-          ),
-          enableHiding: false,
-        },
-        {
-          accessorKey: 'billingMode',
-          header: ({ column }) => (
-            <DataTableColumnHeader column={column} title={t('Mode')} />
-          ),
-          cell: ({ row }) => (
-            <StatusBadge
-              label={t(getModeLabel(row.original.billingMode))}
-              variant={getModeVariant(row.original.billingMode)}
-              copyable={false}
-            />
-          ),
-          filterFn: (row, id, value) =>
-            filterBySelectedValues(row.getValue(id), value),
-          meta: { label: t('Mode') },
-        },
-        {
-          id: 'priceSummary',
-          header: ({ column }) => (
-            <DataTableColumnHeader column={column} title={t('Price summary')} />
-          ),
-          cell: ({ row }) => (
-            <div className='flex min-w-[180px] flex-col gap-1'>
-              <span className='font-medium'>
-                {getPriceSummary(row.original, t)}
-              </span>
-              <span className='text-muted-foreground max-w-[320px] truncate text-xs'>
-                {getPriceDetail(row.original, t)}
-              </span>
-            </div>
-          ),
-          sortingFn: (rowA, rowB) =>
-            getPriceSummary(rowA.original, t).localeCompare(
-              getPriceSummary(rowB.original, t)
-            ),
-          meta: { label: t('Price summary') },
-        },
-        {
-          id: 'actions',
-          cell: ({ row }) => (
-            <div className='flex justify-end gap-2'>
-              <Button
-                variant='ghost'
-                size='sm'
-                onClick={() => handleEdit(row.original)}
-              >
-                <Pencil />
-              </Button>
-              <Button
-                variant='ghost'
-                size='sm'
-                onClick={() => handleDelete(row.original.name)}
-              >
-                <Trash2 />
-              </Button>
-            </div>
-          ),
-          enableHiding: false,
-        },
-      ]
-    }, [handleEdit, handleDelete, t])
 
   const table = useReactTable({
     data: models,
@@ -836,20 +589,6 @@ export const ModelRatioVisualEditor = memo(
     ]
   )
 
-    const handleSave = useCallback(
-      (data: ModelRatioData) => {
-        persistPricingData(data)
-        setEditData(data)
-        setEditorOpen(true)
-        toast.success(
-          t(
-            'Pricing changes saved to draft. Click "Save model prices" to apply.'
-          )
-        )
-      },
-      [persistPricingData, t]
-    )
-
   const handleBatchCopy = useCallback(() => {
     if (!editData) {
       toast.error(t('Open a source model first'))
@@ -875,12 +614,25 @@ export const ModelRatioVisualEditor = memo(
     )
   }, [editData, persistPricingData, t, table])
 
-    const selectedTargetCount = table.getFilteredSelectedRowModel().rows.length
+  useImperativeHandle(
+    ref,
+    () => ({
+      commitOpenEditor: async () => {
+        if (!editorOpen || !editorPanelRef.current) return true
+        const data = await editorPanelRef.current.commitDraft()
+        if (!data) return false
+        persistPricingData(data)
+        setEditData(data)
+        return true
+      },
+    }),
+    [editorOpen, persistPricingData]
+  )
 
   return (
     <div className='flex flex-col gap-4'>
-        <div className='grid min-h-0 gap-4 md:grid-cols-[minmax(0,1fr)_minmax(420px,0.82fr)] xl:grid-cols-[minmax(0,1.1fr)_minmax(520px,0.9fr)]'>
+      <div className='grid h-[clamp(720px,calc(100vh-12rem),900px)] min-h-0 gap-4 md:grid-cols-[minmax(300px,0.72fr)_minmax(520px,1.28fr)] xl:grid-cols-[minmax(320px,0.68fr)_minmax(640px,1.32fr)]'>
-          <div className='flex min-w-0 flex-col gap-4'>
+        <div className='flex min-h-0 min-w-0 flex-col gap-3'>
           <DataTableToolbar
             table={table}
             searchPlaceholder={t('Search models...')}
@@ -922,55 +674,69 @@ export const ModelRatioVisualEditor = memo(
                 : t('No models configured. Use Add model to get started.')}
             </div>
           ) : (
-              <div className='overflow-hidden rounded-md border'>
+            <div className='min-h-0 flex-1 overflow-auto rounded-md border'>
-                <Table>
+              <table className='w-full caption-bottom text-sm tabular-nums'>
-                  <TableHeader>
+                <thead>
                   {table.getHeaderGroups().map((headerGroup) => (
-                      <TableRow key={headerGroup.id}>
+                    <tr key={headerGroup.id} className='border-b'>
                       {headerGroup.headers.map((header) => (
-                          <TableHead key={header.id} colSpan={header.colSpan}>
+                        <th
+                          key={header.id}
+                          colSpan={header.colSpan}
+                          className={cn(
+                            'bg-background text-foreground sticky top-0 z-10 h-10 px-2 text-left align-middle text-sm font-medium whitespace-nowrap',
+                            header.column.id === 'actions' &&
+                              'right-0 z-30 w-24 min-w-24 shadow-[-10px_0_14px_-14px_hsl(var(--foreground))]'
+                          )}
+                        >
                           {header.isPlaceholder
                             ? null
                             : flexRender(
                                 header.column.columnDef.header,
                                 header.getContext()
                               )}
-                          </TableHead>
+                        </th>
                       ))}
-                      </TableRow>
+                    </tr>
                   ))}
-                  </TableHeader>
+                </thead>
-                  <TableBody>
+                <tbody>
                   {table.getRowModel().rows.map((row) => (
-                      <TableRow
+                    <tr
                       key={row.id}
-                        data-state={
+                      data-state={row.getIsSelected() ? 'selected' : undefined}
-                          row.getIsSelected() ? 'selected' : undefined
-                        }
                       className={
                         editData?.name === row.original.name
-                            ? 'bg-muted/45'
+                          ? 'bg-muted/45 hover:bg-muted/50 data-[state=selected]:bg-muted group border-b transition-colors'
-                            : undefined
+                          : 'hover:bg-muted/50 data-[state=selected]:bg-muted group border-b transition-colors'
                       }
                       onClick={(event) => {
                         const target = event.target as HTMLElement
-                          if (target.closest('button, [role="checkbox"]'))
+                        if (target.closest('button, [role="checkbox"]')) return
-                            return
                         handleEdit(row.original)
                       }}
                     >
                       {row.getVisibleCells().map((cell) => (
-                          <TableCell key={cell.id}>
+                        <td
+                          key={cell.id}
+                          className={cn(
+                            'p-2 align-middle text-sm whitespace-nowrap',
+                            cell.column.id === 'actions' &&
+                              (editData?.name === row.original.name
+                                ? 'bg-muted/45 group-hover:bg-muted/50 group-data-[state=selected]:bg-muted sticky right-0 z-10 w-24 min-w-24 shadow-[-10px_0_14px_-14px_hsl(var(--foreground))]'
+                                : 'bg-background group-hover:bg-muted/50 group-data-[state=selected]:bg-muted sticky right-0 z-10 w-24 min-w-24 shadow-[-10px_0_14px_-14px_hsl(var(--foreground))]')
+                          )}
+                        >
                           {flexRender(
                             cell.column.columnDef.cell,
                             cell.getContext()
                           )}
-                          </TableCell>
+                        </td>
                       ))}
-                      </TableRow>
+                    </tr>
                   ))}
-                  </TableBody>
+                </tbody>
-                </Table>
+              </table>
             </div>
           )}
 
@@ -979,17 +745,17 @@ export const ModelRatioVisualEditor = memo(
           )}
         </div>
 
-          <div className='hidden min-w-0 md:block'>
+        <div className='hidden min-h-0 min-w-0 md:block'>
           {editorOpen ? (
             <ModelPricingEditorPanel
-                onSave={handleSave}
+              ref={editorPanelRef}
-                onCancel={handleCancel}
               editData={editData}
-                selectedTargetCount={selectedTargetCount}
+              onSave={onSave}
-                className='sticky top-4 h-[calc(100vh-8rem)] min-h-[620px]'
+              isSaving={isSaving}
+              className='h-full min-h-0'
             />
           ) : (
-              <div className='bg-card text-muted-foreground sticky top-4 flex h-[calc(100vh-8rem)] min-h-[420px] flex-col items-center justify-center gap-3 rounded-xl border border-dashed p-6 text-center'>
+            <div className='bg-card text-muted-foreground flex h-full min-h-0 flex-col items-center justify-center gap-3 rounded-xl border border-dashed p-6 text-center'>
               <div className='text-foreground text-base font-medium'>
                 {t('Select a model to edit pricing')}
               </div>
@@ -1018,17 +784,20 @@ export const ModelRatioVisualEditor = memo(
 
       {isMobile && (
         <ModelPricingSheet
+          ref={editorPanelRef}
           open={sheetOpen}
           onOpenChange={setSheetOpen}
-            onSave={handleSave}
-            onCancel={handleCancel}
           editData={editData}
-            selectedTargetCount={selectedTargetCount}
+          onSave={onSave}
+          isSaving={isSaving}
         />
       )}
     </div>
   )
-  },
+})
+
+export const ModelRatioVisualEditor = memo(
+  ModelRatioVisualEditorComponent,
   // Custom equality check - only re-render if JSON props actually changed
   (prevProps, nextProps) => {
     return (
@@ -1042,7 +811,9 @@ export const ModelRatioVisualEditor = memo(
       prevProps.audioCompletionRatio === nextProps.audioCompletionRatio &&
       prevProps.billingMode === nextProps.billingMode &&
       prevProps.billingExpr === nextProps.billingExpr &&
-      prevProps.onChange === nextProps.onChange
+      prevProps.onChange === nextProps.onChange &&
+      prevProps.onSave === nextProps.onSave &&
+      prevProps.isSaving === nextProps.isSaving
     )
   }
 )

web/default/src/features/system-settings/models/ratio-settings-card.tsx

@@ -16,7 +16,7 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
 
 For commercial licensing, please contact support@quantumnous.com
 */
-import { useCallback, useEffect, useRef, useState } from 'react'
+import { useCallback, useEffect, useMemo, useRef, useState } from 'react'
 import * as z from 'zod'
 import { useForm } from 'react-hook-form'
 import { zodResolver } from '@hookform/resolvers/zod'
@@ -26,6 +26,7 @@ import { toast } from 'sonner'
 import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs'
 import { ConfirmDialog } from '@/components/confirm-dialog'
 import { resetModelRatios } from '../api'
+import { SettingsPageTitleStatusPortal } from '../components/settings-page-context'
 import { SettingsSection } from '../components/settings-section'
 import { useUpdateOption } from '../hooks/use-update-option'
 import { GroupRatioForm } from './group-ratio-form'
@@ -34,169 +35,99 @@ import { ToolPriceSettings } from './tool-price-settings'
 import { UpstreamRatioSync } from './upstream-ratio-sync'
 import {
   formatJsonForTextarea,
+  type JsonValidationError,
   normalizeJsonString,
   validateJsonString,
 } from './utils'
 
-const modelSchema = z.object({
+type Translate = (key: string, options?: Record<string, unknown>) => string
-  ModelPrice: z.string().superRefine((value, ctx) => {
+
-    const result = validateJsonString(value)
+function formatJsonValidationError(
+  t: Translate,
+  error?: JsonValidationError,
+  fallback = 'Invalid JSON'
+) {
+  if (!error) return t(fallback)
+
+  if (error.type === 'required') return t('Value is required')
+  if (error.type === 'structure') {
+    return t(
+      fallback === 'Invalid JSON' ? 'JSON structure is invalid' : fallback
+    )
+  }
+
+  const parts = [
+    error.line && error.column
+      ? t('JSON is invalid at line {{line}}, column {{column}}.', {
+          line: error.line,
+          column: error.column,
+        })
+      : error.position !== undefined
+        ? t('JSON is invalid at position {{position}}.', {
+            position: error.position,
+          })
+        : t('JSON is invalid. Please check the syntax.'),
+  ]
+
+  if (error.missingCommaLine) {
+    parts.push(
+      t('Check line {{line}} for a missing comma.', {
+        line: error.missingCommaLine,
+      })
+    )
+  }
+
+  return parts.join(' ')
+}
+
+function createJsonStringField(
+  t: Translate,
+  options?: Parameters<typeof validateJsonString>[1]
+) {
+  return z.string().superRefine((value, ctx) => {
+    const result = validateJsonString(value, options)
     if (!result.valid) {
       ctx.addIssue({
         code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
+        message: formatJsonValidationError(t, result.error, result.message),
       })
     }
-  }),
-  ModelRatio: z.string().superRefine((value, ctx) => {
-    const result = validateJsonString(value)
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
   })
 }
-  }),
+
-  CacheRatio: z.string().superRefine((value, ctx) => {
+const createModelSchema = (t: Translate) =>
-    const result = validateJsonString(value)
+  z.object({
-    if (!result.valid) {
+    ModelPrice: createJsonStringField(t),
-      ctx.addIssue({
+    ModelRatio: createJsonStringField(t),
-        code: z.ZodIssueCode.custom,
+    CacheRatio: createJsonStringField(t),
-        message: result.message || 'Invalid JSON',
+    CreateCacheRatio: createJsonStringField(t),
-      })
+    CompletionRatio: createJsonStringField(t),
-    }
+    ImageRatio: createJsonStringField(t),
-  }),
+    AudioRatio: createJsonStringField(t),
-  CreateCacheRatio: z.string().superRefine((value, ctx) => {
+    AudioCompletionRatio: createJsonStringField(t),
-    const result = validateJsonString(value)
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
-      })
-    }
-  }),
-  CompletionRatio: z.string().superRefine((value, ctx) => {
-    const result = validateJsonString(value)
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
-      })
-    }
-  }),
-  ImageRatio: z.string().superRefine((value, ctx) => {
-    const result = validateJsonString(value)
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
-      })
-    }
-  }),
-  AudioRatio: z.string().superRefine((value, ctx) => {
-    const result = validateJsonString(value)
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
-      })
-    }
-  }),
-  AudioCompletionRatio: z.string().superRefine((value, ctx) => {
-    const result = validateJsonString(value)
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
-      })
-    }
-  }),
     ExposeRatioEnabled: z.boolean(),
-  BillingMode: z.string().superRefine((value, ctx) => {
+    BillingMode: createJsonStringField(t),
-    const result = validateJsonString(value)
+    BillingExpr: createJsonStringField(t),
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
-      })
-    }
-  }),
-  BillingExpr: z.string().superRefine((value, ctx) => {
-    const result = validateJsonString(value)
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
-      })
-    }
-  }),
   })
 
-const groupSchema = z.object({
+const createGroupSchema = (t: Translate) =>
-  GroupRatio: z.string().superRefine((value, ctx) => {
+  z.object({
-    const result = validateJsonString(value)
+    GroupRatio: createJsonStringField(t),
-    if (!result.valid) {
+    TopupGroupRatio: createJsonStringField(t),
-      ctx.addIssue({
+    UserUsableGroups: createJsonStringField(t),
-        code: z.ZodIssueCode.custom,
+    GroupGroupRatio: createJsonStringField(t),
-        message: result.message || 'Invalid JSON',
+    AutoGroups: createJsonStringField(t, {
-      })
-    }
-  }),
-  TopupGroupRatio: z.string().superRefine((value, ctx) => {
-    const result = validateJsonString(value)
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
-      })
-    }
-  }),
-  UserUsableGroups: z.string().superRefine((value, ctx) => {
-    const result = validateJsonString(value)
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
-      })
-    }
-  }),
-  GroupGroupRatio: z.string().superRefine((value, ctx) => {
-    const result = validateJsonString(value)
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
-      })
-    }
-  }),
-  AutoGroups: z.string().superRefine((value, ctx) => {
-    const result = validateJsonString(value, {
       predicate: (parsed) =>
         Array.isArray(parsed) &&
         parsed.every((item) => typeof item === 'string'),
       predicateMessage: 'Expected a JSON array of group identifiers',
-    })
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON array',
-      })
-    }
     }),
     DefaultUseAutoGroup: z.boolean(),
-  GroupSpecialUsableGroup: z.string().superRefine((value, ctx) => {
+    GroupSpecialUsableGroup: createJsonStringField(t),
-    const result = validateJsonString(value)
-    if (!result.valid) {
-      ctx.addIssue({
-        code: z.ZodIssueCode.custom,
-        message: result.message || 'Invalid JSON',
-      })
-    }
-  }),
   })
 
-type ModelFormValues = z.infer<typeof modelSchema>
+type ModelFormValues = z.infer<ReturnType<typeof createModelSchema>>
-type GroupFormValues = z.infer<typeof groupSchema>
+type GroupFormValues = z.infer<ReturnType<typeof createGroupSchema>>
 type RatioTabId = 'models' | 'groups' | 'tool-prices' | 'upstream-sync'
 
 type RatioSettingsCardProps = {
@@ -250,6 +181,9 @@ export function RatioSettingsCard({
     BillingMode: normalizeJsonString(modelDefaults.BillingMode),
     BillingExpr: normalizeJsonString(modelDefaults.BillingExpr),
   })
+  const [savedModelValues, setSavedModelValues] = useState(
+    modelNormalizedDefaults.current
+  )
 
   const groupNormalizedDefaults = useRef({
     GroupRatio: normalizeJsonString(groupDefaults.GroupRatio),
@@ -262,6 +196,8 @@ export function RatioSettingsCard({
       groupDefaults.GroupSpecialUsableGroup
     ),
   })
+  const modelSchema = useMemo(() => createModelSchema(t), [t])
+  const groupSchema = useMemo(() => createGroupSchema(t), [t])
 
   const modelForm = useForm<ModelFormValues>({
     resolver: zodResolver(modelSchema),
@@ -315,6 +251,7 @@ export function RatioSettingsCard({
       BillingMode: normalizeJsonString(modelDefaults.BillingMode),
       BillingExpr: normalizeJsonString(modelDefaults.BillingExpr),
     }
+    setSavedModelValues(modelNormalizedDefaults.current)
 
     modelForm.reset({
       ...modelDefaults,
@@ -395,6 +332,9 @@ export function RatioSettingsCard({
         const apiKey = apiKeyMap[key as string] || (key as string)
         await updateOption.mutateAsync({ key: apiKey, value: normalized[key] })
       }
+
+      modelNormalizedDefaults.current = normalized
+      setSavedModelValues(normalized)
     },
     [t, updateOption]
   )
@@ -462,6 +402,7 @@ export function RatioSettingsCard({
       return (
         <ModelRatioForm
           form={modelForm}
+          savedValues={savedModelValues}
           onSave={saveModelRatios}
           onReset={handleResetRatios}
           isSaving={updateOption.isPending}
@@ -499,25 +440,35 @@ export function RatioSettingsCard({
     )
   }
 
-  return (
+  const renderTabSwitcher = () => (
-    <SettingsSection title={t(titleKey)}>
+    <TabsList className={`grid w-fit max-w-full ${tabsGridClass}`}>
-      {visibleTabs.length === 1 ? (
-        renderTabContent(defaultTab)
-      ) : (
-        <Tabs defaultValue={defaultTab} className='space-y-6'>
-          <TabsList className={`grid w-full ${tabsGridClass}`}>
       {visibleTabs.map((tab) => (
         <TabsTrigger key={tab} value={tab}>
           {t(tabLabels[tab])}
         </TabsTrigger>
       ))}
     </TabsList>
+  )
 
+  return (
+    <>
+      {visibleTabs.length === 1 ? (
+        <SettingsSection title={t(titleKey)}>
+          {renderTabContent(defaultTab)}
+        </SettingsSection>
+      ) : (
+        <Tabs defaultValue={defaultTab} className='space-y-6'>
+          <SettingsPageTitleStatusPortal>
+            {renderTabSwitcher()}
+          </SettingsPageTitleStatusPortal>
+
+          <SettingsSection title={t(titleKey)}>
             {visibleTabs.map((tab) => (
               <TabsContent key={tab} value={tab}>
                 {renderTabContent(tab)}
               </TabsContent>
             ))}
+          </SettingsSection>
         </Tabs>
       )}
 
@@ -533,6 +484,6 @@ export function RatioSettingsCard({
         handleConfirm={handleConfirmReset}
         confirmText={t('Reset')}
       />
-    </SettingsSection>
+    </>
   )
 }

web/default/src/features/system-settings/models/tiered-pricing-editor.tsx

@@ -40,6 +40,7 @@ import {
   CollapsibleContent,
   CollapsibleTrigger,
 } from '@/components/ui/collapsible'
+import { Field, FieldLabel } from '@/components/ui/field'
 import { Input } from '@/components/ui/input'
 import { Label } from '@/components/ui/label'
 import {
@@ -1309,9 +1310,7 @@ function PresetSection({ applyPreset }: PresetSectionProps) {
   return (
     <div className='space-y-2'>
       <div className='flex items-center gap-2'>
-        <span className='text-muted-foreground text-xs'>
+        <span className='text-sm font-medium'>{t('Preset templates')}</span>
-          {t('Preset templates')}
-        </span>
         {hasMore && (
           <Button
             variant='ghost'
@@ -1770,9 +1769,10 @@ export const TieredPricingEditor = memo(function TieredPricingEditor({
   }, [])
 
   return (
-    <div className='space-y-4'>
+    <div className='space-y-5'>
-      <div className='flex items-center justify-between gap-2'>
+      <div className='grid gap-3 sm:grid-cols-[minmax(0,1fr)_auto] sm:items-end'>
-        <Label className='text-xs'>{t('Editor mode')}</Label>
+        <Field className='gap-2'>
+          <FieldLabel>{t('Editor mode')}</FieldLabel>
           <Select
             items={[
               { value: 'visual', label: t('Visual editor') },
@@ -1781,7 +1781,7 @@ export const TieredPricingEditor = memo(function TieredPricingEditor({
             value={editorMode}
             onValueChange={(value) => handleModeChange(value as EditorMode)}
           >
-          <SelectTrigger className='w-44' size='sm'>
+            <SelectTrigger className='w-full sm:w-56' size='sm'>
               <SelectValue />
             </SelectTrigger>
             <SelectContent alignItemWithTrigger={false}>
@@ -1791,14 +1791,15 @@ export const TieredPricingEditor = memo(function TieredPricingEditor({
               </SelectGroup>
             </SelectContent>
           </Select>
+        </Field>
+        {editorMode === 'raw' && (
+          <div className='sm:pb-0.5'>
+            <LlmPromptHelper modelName={modelName} />
+          </div>
+        )}
       </div>
 
-      <div className='flex flex-wrap items-start gap-x-4 gap-y-1'>
-        <div className='flex-1'>
       <PresetSection applyPreset={applyPreset} />
-        </div>
-        {editorMode === 'raw' && <LlmPromptHelper modelName={modelName} />}
-      </div>
 
       <div className='bg-muted/30 space-y-3 rounded-md border p-3'>
         {editorMode === 'visual' ? (

web/default/src/features/system-settings/models/utils.ts

@@ -49,6 +49,14 @@ type JsonValidationOptions = {
   predicateMessage?: string
 }
 
+export type JsonValidationError = {
+  type: 'required' | 'structure' | 'syntax'
+  line?: number
+  column?: number
+  position?: number
+  missingCommaLine?: number
+}
+
 function extractErrorPosition(
   error: unknown,
   jsonString: string
@@ -81,8 +89,15 @@ function extractErrorPosition(
   return {}
 }
 
-function formatErrorMessage(error: unknown, jsonString: string): string {
+function buildSyntaxError(
-  if (!(error instanceof Error)) return 'Invalid JSON'
+  error: unknown,
+  jsonString: string
+): JsonValidationError {
+  if (!(error instanceof Error)) {
+    return {
+      type: 'syntax',
+    } satisfies JsonValidationError
+  }
 
   const position = extractErrorPosition(error, jsonString)
   const message = error.message
@@ -93,10 +108,29 @@ function formatErrorMessage(error: unknown, jsonString: string): string {
     message.includes('Expected property name') ||
     message.includes('Unexpected string')
 
+  const missingCommaLine =
+    isMissingCommaError && position.line && position.line > 1
+      ? position.line - 1
+      : undefined
+
+  return {
+    type: 'syntax',
+    ...position,
+    missingCommaLine,
+  } satisfies JsonValidationError
+}
+
+function formatErrorMessage(error: unknown, jsonString: string): string {
+  if (!(error instanceof Error)) return 'Invalid JSON'
+
+  const position = extractErrorPosition(error, jsonString)
+  const message = error.message
+  const syntaxError = buildSyntaxError(error, jsonString)
+
   if (position.line && position.column) {
     let hint = ''
-    if (isMissingCommaError && position.line > 1) {
+    if (syntaxError.missingCommaLine) {
-      hint = ` (check line ${position.line - 1} for missing comma)`
+      hint = ` (check line ${syntaxError.missingCommaLine} for missing comma)`
     }
     return `Error at line ${position.line}, column ${position.column}: ${message}${hint}`
   }
@@ -119,6 +153,11 @@ export function validateJsonString(
     return {
       valid: allowEmpty,
       message: allowEmpty ? undefined : 'Value is required',
+      error: allowEmpty
+        ? undefined
+        : ({
+            type: 'required',
+          } satisfies JsonValidationError),
     }
   }
 
@@ -128,6 +167,9 @@ export function validateJsonString(
       return {
         valid: false,
         message: predicateMessage || 'JSON structure is invalid',
+        error: {
+          type: 'structure',
+        } satisfies JsonValidationError,
       }
     }
 
@@ -136,6 +178,7 @@ export function validateJsonString(
     return {
       valid: false,
       message: formatErrorMessage(error, trimmed),
+      error: buildSyntaxError(error, trimmed),
     }
   }
 }

web/default/src/i18n/locales/en.json

@@ -681,6 +681,7 @@
     "Check for updates": "Check for updates",
     "Check in daily to receive random quota rewards": "Check in daily to receive random quota rewards",
     "Check in now": "Check in now",
+    "Check line {{line}} for a missing comma.": "Check line {{line}} for a missing comma.",
     "Check out the Quick Start": "Check out the Quick Start",
     "Check resolved IPs against IP filters even when accessing by domain": "Check resolved IPs against IP filters even when accessing by domain",
     "Check-in failed": "Check-in failed",
@@ -1528,6 +1529,7 @@
     "Expand": "Expand",
     "Expand All": "Expand All",
     "Expected a JSON array.": "Expected a JSON array.",
+    "Expected a JSON array of group identifiers": "Expected a JSON array of group identifiers",
     "Experiment with prompts and models in real time.": "Experiment with prompts and models in real time.",
     "Expiration Time": "Expiration Time",
     "expired": "expired",
@@ -2095,6 +2097,9 @@
     "JSON Editor": "JSON Editor",
     "JSON format error": "JSON format error",
     "JSON format supports service account JSON files": "JSON format supports service account JSON files",
+    "JSON is invalid at line {{line}}, column {{column}}.": "JSON is invalid at line {{line}}, column {{column}}.",
+    "JSON is invalid at position {{position}}.": "JSON is invalid at position {{position}}.",
+    "JSON is invalid. Please check the syntax.": "JSON is invalid. Please check the syntax.",
     "JSON map of group → description exposed when users create API keys.": "JSON map of group → description exposed when users create API keys.",
     "JSON map of group → ratio applied when the user selects the group explicitly.": "JSON map of group → ratio applied when the user selects the group explicitly.",
     "JSON map of model → multiplier applied to quota billing.": "JSON map of model → multiplier applied to quota billing.",
@@ -2103,6 +2108,7 @@
     "JSON Mode": "JSON Mode",
     "JSON must be an object": "JSON must be an object",
     "JSON object:": "JSON object:",
+    "JSON structure is invalid": "JSON structure is invalid",
     "JSON Text": "JSON Text",
     "JSON-based access control rules. Leave empty to allow all users.": "JSON-based access control rules. Leave empty to allow all users.",
     "Just now": "Just now",
@@ -4315,6 +4321,7 @@
     "Validity Period": "Validity Period",
     "Value": "Value",
     "Value (supports JSON or plain text)": "Value (supports JSON or plain text)",
+    "Value is required": "Value is required",
     "Value must be at least 0": "Value must be at least 0",
     "Value Regex": "Value Regex",
     "variable": "variable",

web/default/src/i18n/locales/fr.json

@@ -681,6 +681,7 @@
     "Check for updates": "Vérifier les mises à jour",
     "Check in daily to receive random quota rewards": "Connectez-vous quotidiennement pour recevoir des récompenses de quota aléatoires",
     "Check in now": "Se connecter maintenant",
+    "Check line {{line}} for a missing comma.": "Vérifiez la ligne {{line}} pour une virgule manquante.",
     "Check out the Quick Start": "Consultez le démarrage rapide",
     "Check resolved IPs against IP filters even when accessing by domain": "Vérifier les adresses IP résolues par rapport aux filtres IP même lors de l'accès par domaine",
     "Check-in failed": "Échec de la connexion",
@@ -1528,6 +1529,7 @@
     "Expand": "Développer",
     "Expand All": "Tout développer",
     "Expected a JSON array.": "Un tableau JSON est attendu.",
+    "Expected a JSON array of group identifiers": "Un tableau JSON d'identifiants de groupe est attendu",
     "Experiment with prompts and models in real time.": "Expérimentez avec des prompts et des modèles en temps réel.",
     "Expiration Time": "Heure d'expiration",
     "expired": "expiré",
@@ -2095,6 +2097,9 @@
     "JSON Editor": "Édition JSON",
     "JSON format error": "Erreur de format JSON",
     "JSON format supports service account JSON files": "Le format JSON prend en charge les fichiers JSON de compte de service",
+    "JSON is invalid at line {{line}}, column {{column}}.": "Le JSON est invalide à la ligne {{line}}, colonne {{column}}.",
+    "JSON is invalid at position {{position}}.": "Le JSON est invalide à la position {{position}}.",
+    "JSON is invalid. Please check the syntax.": "Le JSON est invalide. Veuillez vérifier la syntaxe.",
     "JSON map of group → description exposed when users create API keys.": "Carte JSON de groupe → description exposée lorsque les utilisateurs créent des clés API.",
     "JSON map of group → ratio applied when the user selects the group explicitly.": "Carte JSON de groupe → ratio appliqué lorsque l'utilisateur sélectionne explicitement le groupe.",
     "JSON map of model → multiplier applied to quota billing.": "Carte JSON de modèle → multiplicateur appliqué à la facturation par quota.",
@@ -2103,6 +2108,7 @@
     "JSON Mode": "Mode JSON",
     "JSON must be an object": "Le JSON doit être un objet",
     "JSON object:": "Objet JSON :",
+    "JSON structure is invalid": "La structure JSON est invalide",
     "JSON Text": "Texte JSON",
     "JSON-based access control rules. Leave empty to allow all users.": "Règles de contrôle d'accès basées sur JSON. Laisser vide pour autoriser tous les utilisateurs.",
     "Just now": "À l'instant",
@@ -4315,6 +4321,7 @@
     "Validity Period": "Période de validité",
     "Value": "Valeur",
     "Value (supports JSON or plain text)": "Valeur (JSON ou texte brut)",
+    "Value is required": "La valeur est obligatoire",
     "Value must be at least 0": "La valeur doit être au moins 0",
     "Value Regex": "Regex de valeur",
     "variable": "variable",

web/default/src/i18n/locales/ja.json

@@ -681,6 +681,7 @@
     "Check for updates": "更新を確認",
     "Check in daily to receive random quota rewards": "毎日チェックインして、ランダムなノルマ報酬を受け取りましょう",
     "Check in now": "今すぐチェックイン",
+    "Check line {{line}} for a missing comma.": "{{line}} 行目にカンマの抜けがないか確認してください。",
     "Check out the Quick Start": "クイックスタートをご確認ください",
     "Check resolved IPs against IP filters even when accessing by domain": "ドメインによるアクセスであっても、解決されたIPをIPフィルターと照合してチェックします",
     "Check-in failed": "チェックインできませんでした",
@@ -1528,6 +1529,7 @@
     "Expand": "展開",
     "Expand All": "すべて展開",
     "Expected a JSON array.": "JSON 配列が必要です。",
+    "Expected a JSON array of group identifiers": "グループ識別子の JSON 配列が必要です",
     "Experiment with prompts and models in real time.": "プロンプトとモデルをリアルタイムで実験する。",
     "Expiration Time": "有効期限",
     "expired": "期限切れ",
@@ -2095,6 +2097,9 @@
     "JSON Editor": "JSON編集",
     "JSON format error": "JSONフォーマットエラー",
     "JSON format supports service account JSON files": "JSON形式はサービスアカウントJSONファイルをサポートします",
+    "JSON is invalid at line {{line}}, column {{column}}.": "JSON は {{line}} 行目、{{column}} 列目で無効です。",
+    "JSON is invalid at position {{position}}.": "JSON は位置 {{position}} で無効です。",
+    "JSON is invalid. Please check the syntax.": "JSON が無効です。構文を確認してください。",
     "JSON map of group → description exposed when users create API keys.": "ユーザーがAPIキーを作成する際に公開される、グループ → 説明のJSONマップ。",
     "JSON map of group → ratio applied when the user selects the group explicitly.": "ユーザーがグループを明示的に選択したときに適用される、グループ → 比率のJSONマップ。",
     "JSON map of model → multiplier applied to quota billing.": "モデル → クォータ請求に適用される乗数のJSONマップ。",
@@ -2103,6 +2108,7 @@
     "JSON Mode": "JSONモード",
     "JSON must be an object": "JSON はオブジェクトである必要があります",
     "JSON object:": "JSONオブジェクト:",
+    "JSON structure is invalid": "JSON 構造が無効です",
     "JSON Text": "JSONテキスト",
     "JSON-based access control rules. Leave empty to allow all users.": "JSONベースのアクセス制御ルール。すべてのユーザーを許可する場合は空のままにしてください。",
     "Just now": "たった今",
@@ -4315,6 +4321,7 @@
     "Validity Period": "有効期間",
     "Value": "値",
     "Value (supports JSON or plain text)": "値（JSONまたはプレーンテキスト対応）",
+    "Value is required": "値は必須です",
     "Value must be at least 0": "値は 0 以上である必要があります",
     "Value Regex": "Value 正規表現",
     "variable": "変数",

web/default/src/i18n/locales/ru.json

@@ -681,6 +681,7 @@
     "Check for updates": "Проверить обновления",
     "Check in daily to receive random quota rewards": "Регистрируйтесь ежедневно, чтобы получать случайные вознаграждения по квоте",
     "Check in now": "Войдите сейчас",
+    "Check line {{line}} for a missing comma.": "Проверьте строку {{line}} на пропущенную запятую.",
     "Check out the Quick Start": "Ознакомьтесь с быстрым стартом",
     "Check resolved IPs against IP filters even when accessing by domain": "Проверять разрешенные IP-адреса по IP-фильтрам даже при доступе по домену",
     "Check-in failed": "Регистрация не удалась.",
@@ -1528,6 +1529,7 @@
     "Expand": "Развернуть",
     "Expand All": "Развернуть все",
     "Expected a JSON array.": "Ожидается JSON-массив.",
+    "Expected a JSON array of group identifiers": "Ожидается JSON-массив идентификаторов групп",
     "Experiment with prompts and models in real time.": "Экспериментируйте с промптами и моделями в реальном времени.",
     "Expiration Time": "Время истечения срока действия",
     "expired": "истек",
@@ -2095,6 +2097,9 @@
     "JSON Editor": "Редактирование JSON",
     "JSON format error": "Ошибка формата JSON",
     "JSON format supports service account JSON files": "Формат JSON поддерживает JSON-файлы сервисного аккаунта",
+    "JSON is invalid at line {{line}}, column {{column}}.": "JSON недействителен в строке {{line}}, столбце {{column}}.",
+    "JSON is invalid at position {{position}}.": "JSON недействителен в позиции {{position}}.",
+    "JSON is invalid. Please check the syntax.": "JSON недействителен. Проверьте синтаксис.",
     "JSON map of group → description exposed when users create API keys.": "JSON-карта группы → описание, отображаемое при создании пользователями ключей API.",
     "JSON map of group → ratio applied when the user selects the group explicitly.": "JSON-карта группы → соотношение, применяемое, когда пользователь явно выбирает группу.",
     "JSON map of model → multiplier applied to quota billing.": "JSON-карта модели → множитель, применяемый к тарификации по квоте.",
@@ -2103,6 +2108,7 @@
     "JSON Mode": "Режим JSON",
     "JSON must be an object": "JSON должен быть объектом",
     "JSON object:": "Объект JSON:",
+    "JSON structure is invalid": "Структура JSON недействительна",
     "JSON Text": "JSON текст",
     "JSON-based access control rules. Leave empty to allow all users.": "Правила контроля доступа на основе JSON. Оставьте пустым, чтобы разрешить всем пользователям.",
     "Just now": "Только что",
@@ -4315,6 +4321,7 @@
     "Validity Period": "Срок действия",
     "Value": "Значение",
     "Value (supports JSON or plain text)": "Значение (JSON или текст)",
+    "Value is required": "Значение обязательно",
     "Value must be at least 0": "Значение должно быть не менее 0",
     "Value Regex": "Регулярное выражение значения",
     "variable": "переменная",

web/default/src/i18n/locales/vi.json

@@ -681,6 +681,7 @@
     "Check for updates": "Kiểm tra cập nhật",
     "Check in daily to receive random quota rewards": "Nhận phòng hàng ngày để nhận phần thưởng theo hạn ngạch ngẫu nhiên",
     "Check in now": "Điểm danh ngay",
+    "Check line {{line}} for a missing comma.": "Kiểm tra dòng {{line}} xem có thiếu dấu phẩy không.",
     "Check out the Quick Start": "Xem hướng dẫn bắt đầu nhanh",
     "Check resolved IPs against IP filters even when accessing by domain": "Kiểm tra các IP đã phân giải đối chiếu với các bộ lọc IP ngay cả khi truy cập bằng tên miền",
     "Check-in failed": "Điểm danh thất bại",
@@ -1528,6 +1529,7 @@
     "Expand": "Mở rộng",
     "Expand All": "Mở rộng tất cả",
     "Expected a JSON array.": "Cần là một mảng JSON.",
+    "Expected a JSON array of group identifiers": "Cần là một mảng JSON gồm các định danh nhóm",
     "Experiment with prompts and models in real time.": "Thử nghiệm với prompt và mô hình theo thời gian thực.",
     "Expiration Time": "Thời gian hết hạn",
     "expired": "Đã hết hạn",
@@ -2095,6 +2097,9 @@
     "JSON Editor": "Trình chỉnh sửa JSON",
     "JSON format error": "Lỗi định dạng JSON",
     "JSON format supports service account JSON files": "Định dạng JSON hỗ trợ các tệp JSON tài khoản dịch vụ",
+    "JSON is invalid at line {{line}}, column {{column}}.": "JSON không hợp lệ tại dòng {{line}}, cột {{column}}.",
+    "JSON is invalid at position {{position}}.": "JSON không hợp lệ tại vị trí {{position}}.",
+    "JSON is invalid. Please check the syntax.": "JSON không hợp lệ. Vui lòng kiểm tra cú pháp.",
     "JSON map of group → description exposed when users create API keys.": "Ánh xạ JSON của nhóm → mô tả được hiển thị khi người dùng tạo khóa API.",
     "JSON map of group → ratio applied when the user selects the group explicitly.": "Bản đồ JSON của nhóm → tỷ lệ được áp dụng khi người dùng chọn nhóm đó một cách rõ ràng.",
     "JSON map of model → multiplier applied to quota billing.": "Bản đồ JSON của mô hình → hệ số nhân áp dụng cho thanh toán hạn mức.",
@@ -2103,6 +2108,7 @@
     "JSON Mode": "Chế độ JSON",
     "JSON must be an object": "JSON phải là object",
     "JSON object:": "Đối tượng JSON:",
+    "JSON structure is invalid": "Cấu trúc JSON không hợp lệ",
     "JSON Text": "Văn bản JSON",
     "JSON-based access control rules. Leave empty to allow all users.": "Quy tắc kiểm soát truy cập dựa trên JSON. Để trống để cho phép tất cả người dùng.",
     "Just now": "Vừa nãy",
@@ -4315,6 +4321,7 @@
     "Validity Period": "Thời hạn hiệu lực",
     "Value": "Giá trị",
     "Value (supports JSON or plain text)": "Giá trị (hỗ trợ JSON hoặc văn bản thuần)",
+    "Value is required": "Giá trị là bắt buộc",
     "Value must be at least 0": "Giá trị phải ít nhất là 0",
     "Value Regex": "Regex giá trị",
     "variable": "biến",

web/default/src/i18n/locales/zh.json

@@ -681,6 +681,7 @@
     "Check for updates": "检查更新",
     "Check in daily to receive random quota rewards": "每日签到可获得随机额度奖励",
     "Check in now": "立即签到",
+    "Check line {{line}} for a missing comma.": "请检查第 {{line}} 行是否缺少逗号。",
     "Check out the Quick Start": "请查看 新手入门",
     "Check resolved IPs against IP filters even when accessing by domain": "即使通过域名访问，也对照 IP 过滤器检查解析的 IP",
     "Check-in failed": "签到失败",
@@ -1528,6 +1529,7 @@
     "Expand": "展开",
     "Expand All": "全部展开",
     "Expected a JSON array.": "应为 JSON 数组。",
+    "Expected a JSON array of group identifiers": "应为分组标识符的 JSON 数组",
     "Experiment with prompts and models in real time.": "实时实验提示词和模型。",
     "Expiration Time": "过期时间",
     "expired": "已过期",
@@ -2095,6 +2097,9 @@
     "JSON Editor": "JSON 编辑",
     "JSON format error": "JSON 格式错误",
     "JSON format supports service account JSON files": "JSON 格式支持服务账户 JSON 文件",
+    "JSON is invalid at line {{line}}, column {{column}}.": "JSON 在第 {{line}} 行、第 {{column}} 列无效。",
+    "JSON is invalid at position {{position}}.": "JSON 在位置 {{position}} 无效。",
+    "JSON is invalid. Please check the syntax.": "JSON 无效，请检查语法。",
     "JSON map of group → description exposed when users create API keys.": "分组 → 描述的 JSON 映射，在用户创建 API 密钥时公开。",
     "JSON map of group → ratio applied when the user selects the group explicitly.": "分组 → 比率的 JSON 映射，当用户明确选择该分组时应用此比率。",
     "JSON map of model → multiplier applied to quota billing.": "模型 → 应用于配额计费的乘数的 JSON 映射。",
@@ -2103,6 +2108,7 @@
     "JSON Mode": "JSON 模式",
     "JSON must be an object": "JSON 必须是对象",
     "JSON object:": "JSON 对象：",
+    "JSON structure is invalid": "JSON 结构无效",
     "JSON Text": "JSON 文本",
     "JSON-based access control rules. Leave empty to allow all users.": "基于 JSON 的访问控制规则。留空以允许所有用户。",
     "Just now": "刚刚",
@@ -4315,6 +4321,7 @@
     "Validity Period": "有效期",
     "Value": "值",
     "Value (supports JSON or plain text)": "值（支持 JSON 或普通文本）",
+    "Value is required": "值为必填项",
     "Value must be at least 0": "值必须至少为 0",
     "Value Regex": "Value 正则",
     "variable": "变量",

web/default/src/i18n/static-keys.ts

@@ -88,6 +88,7 @@ export const STATIC_I18N_KEYS = [
   'Failed to delete API key',
   'Failed to delete API keys',
   'Failed to update API key status',
+  'Expected a JSON array of group identifiers',
   'Successfully created {{count}} API Key(s)',
   'Successfully deleted {{count}} API key(s)',
   'Enter API key for this channel',