src/api/publicPricingClient.test.ts

@@ -0,0 +1,142 @@
+import { describe, expect, it } from "../test/testHarness";
+
+import {
+  normalizeEnterpriseVideoPricingConfig,
+  normalizePublicModelPrice,
+  normalizePublicModelPrices,
+  normalizePublicPricingPayload,
+} from "./publicPricingClient";
+
+describe("publicPricingClient", () => {
+  it("normalizes camelCase public model price payloads", () => {
+    expect(
+      normalizePublicModelPrice({
+        id: 1,
+        modelKey: "gpt-4o",
+        displayName: "GPT-4o",
+        category: "text",
+        pricingType: "token",
+        inputPriceMills: 27,
+        outputPriceMills: 108,
+        flatPriceMills: null,
+        currency: "CNY",
+        enabled: true,
+      }),
+    ).toEqual({
+      id: 1,
+      modelKey: "gpt-4o",
+      displayName: "GPT-4o",
+      category: "text",
+      pricingType: "token",
+      inputPriceMills: 27,
+      outputPriceMills: 108,
+      flatPriceMills: null,
+      currency: "CNY",
+      enabled: true,
+      createdAt: undefined,
+      updatedAt: undefined,
+    });
+  });
+
+  it("normalizes snake_case public model price payloads inside containers", () => {
+    expect(
+      normalizePublicModelPrices({
+        prices: [
+          {
+            model_key: "deepseek-chat",
+            display_name: "DeepSeek Chat",
+            pricing_type: "token",
+            input_price_mills: "2",
+            output_price_mills: "8",
+            flat_price_mills: "0",
+            enabled: 1,
+          },
+          { display_name: "missing key" },
+        ],
+      }),
+    ).toEqual([
+      {
+        id: undefined,
+        modelKey: "deepseek-chat",
+        displayName: "DeepSeek Chat",
+        category: undefined,
+        pricingType: "token",
+        inputPriceMills: 2,
+        outputPriceMills: 8,
+        flatPriceMills: 0,
+        currency: "CNY",
+        enabled: true,
+        createdAt: undefined,
+        updatedAt: undefined,
+      },
+    ]);
+  });
+
+  it("normalizes public pricing payloads with model prices and enterprise video pricing", () => {
+    expect(
+      normalizePublicPricingPayload({
+        modelPrices: [
+          {
+            modelKey: "qwen-turbo",
+            pricingType: "token",
+            inputPriceMills: 2,
+            outputPriceMills: 6,
+          },
+        ],
+        enterpriseVideoPricing: {
+          currency: "CNY",
+          creditsPerCny: 100,
+          billingUnit: "per_second",
+          defaultResolution: "1080P",
+          resolutions: ["720P", "1080P"],
+          rules: [
+            {
+              id: "happyhorse",
+              modelIncludes: ["happyhorse"],
+              rates: { "720P": 0.72, "1080P": 1.28 },
+            },
+          ],
+        },
+      }),
+    ).toEqual({
+      modelPrices: [
+        {
+          id: undefined,
+          modelKey: "qwen-turbo",
+          displayName: undefined,
+          category: undefined,
+          pricingType: "token",
+          inputPriceMills: 2,
+          outputPriceMills: 6,
+          flatPriceMills: null,
+          currency: "CNY",
+          enabled: true,
+          createdAt: undefined,
+          updatedAt: undefined,
+        },
+      ],
+      enterpriseVideoPricing: {
+        currency: "CNY",
+        creditsPerCny: 100,
+        billingUnit: "per_second",
+        defaultResolution: "1080P",
+        resolutions: ["720P", "1080P"],
+        rules: [
+          {
+            id: "happyhorse",
+            modelIncludes: ["happyhorse"],
+            rates: { "720P": 0.72, "1080P": 1.28 },
+          },
+        ],
+      },
+    });
+  });
+
+  it("rejects malformed enterprise video pricing configs", () => {
+    expect(
+      normalizeEnterpriseVideoPricingConfig({
+        rules: [{ id: "broken", modelIncludes: [], rates: {} }],
+      }),
+    ).toEqual(null);
+  });
+});

src/api/publicPricingClient.ts

@@ -0,0 +1,236 @@
+import { isOptionalApiRouteMissing } from "./apiErrorUtils";
+import { isRecord, serverRequest } from "./serverConnection";
+import type { EnterpriseVideoPricingConfig, EnterpriseVideoPricingRule } from "../utils/enterpriseVideoPolicy";
+
+export interface PublicModelPrice {
+  id?: number | string;
+  modelKey: string;
+  displayName?: string;
+  category?: string;
+  pricingType?: string;
+  inputPriceMills: number | null;
+  outputPriceMills: number | null;
+  flatPriceMills: number | null;
+  currency: string;
+  enabled: boolean;
+  createdAt?: string;
+  updatedAt?: string;
+}
+
+export interface PublicPricingPayload {
+  modelPrices: PublicModelPrice[];
+  enterpriseVideoPricing: EnterpriseVideoPricingConfig | null;
+}
+
+function readString(
+  record: Record<string, unknown>,
+  keys: string[],
+): string | undefined {
+  for (const key of keys) {
+    const value = record[key];
+    if (typeof value === "string" && value.trim()) return value.trim();
+  }
+  return undefined;
+}
+
+function readNumber(
+  record: Record<string, unknown>,
+  keys: string[],
+): number | null {
+  for (const key of keys) {
+    const value = record[key];
+    const parsed =
+      typeof value === "number"
+        ? value
+        : typeof value === "string"
+          ? Number(value)
+          : NaN;
+    if (Number.isFinite(parsed)) return parsed;
+  }
+  return null;
+}
+
+function readBoolean(
+  record: Record<string, unknown>,
+  keys: string[],
+  fallback: boolean,
+): boolean {
+  for (const key of keys) {
+    const value = record[key];
+    if (typeof value === "boolean") return value;
+    if (typeof value === "number") return value !== 0;
+    if (typeof value === "string") {
+      const normalized = value.trim().toLowerCase();
+      if (["1", "true", "yes", "enabled"].includes(normalized)) return true;
+      if (["0", "false", "no", "disabled"].includes(normalized)) return false;
+    }
+  }
+  return fallback;
+}
+
+function readStringArray(record: Record<string, unknown>, keys: string[]): string[] {
+  for (const key of keys) {
+    const value = record[key];
+    if (!Array.isArray(value)) continue;
+    return value
+      .map((item) => (typeof item === "string" ? item.trim() : ""))
+      .filter(Boolean);
+  }
+  return [];
+}
+
+function normalizeRateMap(raw: unknown): Record<string, number> | null {
+  if (!isRecord(raw)) return null;
+  const result: Record<string, number> = {};
+  for (const [key, value] of Object.entries(raw)) {
+    const parsed = typeof value === "number" ? value : typeof value === "string" ? Number(value) : NaN;
+    if (Number.isFinite(parsed) && parsed >= 0) result[key] = parsed;
+  }
+  return Object.keys(result).length ? result : null;
+}
+
+function normalizeEnterpriseVideoPricingRule(raw: unknown): EnterpriseVideoPricingRule | null {
+  if (!isRecord(raw)) return null;
+  const id = readString(raw, ["id", "key", "name"]);
+  const modelIncludes = readStringArray(raw, ["modelIncludes", "model_includes", "modelPatterns", "model_patterns"]);
+  const rates = normalizeRateMap(raw.rates);
+  if (!id || modelIncludes.length === 0 || !rates) return null;
+
+  const when = isRecord(raw.when)
+    ? {
+        ...(typeof raw.when.muted === "boolean" ? { muted: raw.when.muted } : {}),
+        ...(typeof raw.when.hasReferenceVideo === "boolean"
+          ? { hasReferenceVideo: raw.when.hasReferenceVideo }
+          : {}),
+      }
+    : undefined;
+
+  return {
+    id,
+    modelIncludes,
+    ...(when && Object.keys(when).length ? { when } : {}),
+    rates,
+  };
+}
+
+export function normalizePublicModelPrice(
+  raw: unknown,
+): PublicModelPrice | null {
+  if (!isRecord(raw)) return null;
+
+  const modelKey = readString(raw, ["modelKey", "model_key", "key", "model"]);
+  if (!modelKey) return null;
+
+  const displayName = readString(raw, ["displayName", "display_name", "name"]);
+  const category = readString(raw, ["category", "type"]);
+  const pricingType = readString(raw, ["pricingType", "pricing_type"]);
+  const currency = readString(raw, ["currency"]) || "CNY";
+  const createdAt = readString(raw, ["createdAt", "created_at"]);
+  const updatedAt = readString(raw, ["updatedAt", "updated_at"]);
+  const idValue = raw.id;
+
+  return {
+    id:
+      typeof idValue === "number" || typeof idValue === "string"
+        ? idValue
+        : undefined,
+    modelKey,
+    displayName,
+    category,
+    pricingType,
+    inputPriceMills: readNumber(raw, ["inputPriceMills", "input_price_mills"]),
+    outputPriceMills: readNumber(raw, [
+      "outputPriceMills",
+      "output_price_mills",
+    ]),
+    flatPriceMills: readNumber(raw, ["flatPriceMills", "flat_price_mills"]),
+    currency,
+    enabled: readBoolean(raw, ["enabled", "is_enabled"], true),
+    createdAt,
+    updatedAt,
+  };
+}
+
+export function normalizePublicModelPrices(
+  payload: unknown,
+): PublicModelPrice[] {
+  const rawPrices = Array.isArray(payload)
+    ? payload
+    : isRecord(payload) && Array.isArray(payload.prices)
+      ? payload.prices
+      : isRecord(payload) && Array.isArray(payload.modelPrices)
+        ? payload.modelPrices
+        : isRecord(payload) && Array.isArray(payload.model_prices)
+          ? payload.model_prices
+          : isRecord(payload) && Array.isArray(payload.models)
+            ? payload.models
+            : [];
+
+  return rawPrices
+    .map((item) => normalizePublicModelPrice(item))
+    .filter((item): item is PublicModelPrice => Boolean(item));
+}
+
+export function normalizeEnterpriseVideoPricingConfig(raw: unknown): EnterpriseVideoPricingConfig | null {
+  if (!isRecord(raw)) return null;
+  const rules = Array.isArray(raw.rules)
+    ? raw.rules
+        .map((item) => normalizeEnterpriseVideoPricingRule(item))
+        .filter((item): item is EnterpriseVideoPricingRule => Boolean(item))
+    : [];
+  if (rules.length === 0) return null;
+
+  const creditsPerCny = readNumber(raw, ["creditsPerCny", "credits_per_cny"]);
+  const defaultResolution = readString(raw, ["defaultResolution", "default_resolution"]);
+  const billingUnit = readString(raw, ["billingUnit", "billing_unit"]);
+  const currency = readString(raw, ["currency"]);
+  const resolutions = readStringArray(raw, ["resolutions", "supportedResolutions", "supported_resolutions"]);
+
+  return {
+    ...(currency ? { currency } : {}),
+    ...(creditsPerCny !== null ? { creditsPerCny } : {}),
+    ...(billingUnit ? { billingUnit } : {}),
+    ...(defaultResolution ? { defaultResolution } : {}),
+    ...(resolutions.length ? { resolutions } : {}),
+    rules,
+  };
+}
+
+export function normalizePublicPricingPayload(payload: unknown): PublicPricingPayload {
+  const enterpriseVideoPricingRaw =
+    isRecord(payload) && (payload.enterpriseVideoPricing ?? payload.enterprise_video_pricing);
+
+  return {
+    modelPrices: normalizePublicModelPrices(payload),
+    enterpriseVideoPricing: normalizeEnterpriseVideoPricingConfig(enterpriseVideoPricingRaw),
+  };
+}
+
+let cachedPricing: PublicPricingPayload | null = null;
+let pricesRouteMissing = false;
+
+export const publicPricingClient = {
+  async getPricing(): Promise<PublicPricingPayload> {
+    if (cachedPricing) return cachedPricing;
+    if (pricesRouteMissing) return { modelPrices: [], enterpriseVideoPricing: null };
+
+    try {
+      const payload = await serverRequest<unknown>("prices", {
+        fallbackMessage: "Model prices request failed",
+      });
+      cachedPricing = normalizePublicPricingPayload(payload);
+      return cachedPricing;
+    } catch (error) {
+      if (isOptionalApiRouteMissing(error)) {
+        pricesRouteMissing = true;
+        return { modelPrices: [], enterpriseVideoPricing: null };
+      }
+      throw error;
+    }
+  },
+
+  async getPrices(): Promise<PublicModelPrice[]> {
+    const pricing = await publicPricingClient.getPricing();
+    return pricing.modelPrices;
+  },
+};

src/features/canvas/CanvasPage.tsx

@@ -371,12 +371,19 @@ function CanvasPage({
   const textNodeIdRef = useRef(9);
   const imageNodeIdRef = useRef(1);
   const videoNodeIdRef = useRef(1);
+  const objectUrlsRef = useRef(new Set<string>());
+  const trackObjectUrl = (file: Blob) => {
+    const url = URL.createObjectURL(file);
+    objectUrlsRef.current.add(url);
+    return url;
+  };
 
   const { pushSnapshot, undo, redo } = useCanvasHistory();
   const {
     textGenerationState, imageGenerationState, videoGenerationState,
     generationToast, setGenerationToast,
     imageGenerationInFlightRef, videoGenerationInFlightRef, textGenerationInFlightRef, textGenerationAbortControllersRef,
+    imageGenerationAbortRef, videoGenerationAbortRef,
     canvasGenKeepaliveRestoredRef,
     setTextGenerationStatus, setImageGenerationStatus, setVideoGenerationStatus,
     restoreKeepaliveTasks, resetGenerationState,
@@ -527,6 +534,7 @@ function CanvasPage({
   const autoSaveStatusTimerRef = useRef<number | null>(null);
 
   useEffect(() => {
+    const objectUrls = objectUrlsRef.current;
     return () => {
       if (canvasAutoSaveTimerRef.current !== null) window.clearTimeout(canvasAutoSaveTimerRef.current);
       if (canvasAutoSaveRetryTimerRef.current !== null) window.clearTimeout(canvasAutoSaveRetryTimerRef.current);
@@ -535,6 +543,8 @@ function CanvasPage({
       if (canvasAutoSaveIdleHandleRef.current !== null && "cancelIdleCallback" in window) {
         window.cancelIdleCallback(canvasAutoSaveIdleHandleRef.current);
       }
+      objectUrls.forEach((url) => URL.revokeObjectURL(url));
+      objectUrls.clear();
     };
   }, []);
 
@@ -1691,12 +1701,15 @@ function CanvasPage({
     const quality = resolveImageQuality(model, imageNode.imageSize || "");
 
     imageGenerationInFlightRef.current.add(nodeId);
+    const abortRef = { current: false };
+    imageGenerationAbortRef.current.set(nodeId, abortRef);
     setImageGenerationStatus(nodeId, { status: "submitting", message: "正在提交生成", progress: 8 });
     setGenerationToast("图片正在生成");
 
     let task: Awaited<ReturnType<typeof onCreateTask>> | null = null;
     try {
       const referenceUrls = await resolveConnectedImageReferenceUrls("image", nodeId, imageNode);
+      if (abortRef.current) return;
       const taskInput: CreatePreviewTaskInput = {
         title: imageNode.title || "图片节点生成",
         type: "image",
@@ -1732,7 +1745,8 @@ function CanvasPage({
                   ? "图片生成完成"
                   : "图片生成失败";
           setImageGenerationStatus(nodeId, { status: "running", message: statusLabel, progress });
-        }));
+        }, abortRef));
+      if (abortRef.current || !outputUrl) return;
       setImageGenerationStatus(nodeId, { status: "success", message: "生成完成", progress: 100 });
       removeCanvasGenKeepalive(task.id);
       const immediateAssetRef = createCanvasAssetRefFromGeneratedResult({
@@ -1794,13 +1808,15 @@ function CanvasPage({
         );
       }
     } catch (error) {
+      if (abortRef.current) return;
       setImageGenerationStatus(nodeId, {
         status: "error",
         message: error instanceof Error ? error.message : "图片生成失败",
       });
     } finally {
       imageGenerationInFlightRef.current.delete(nodeId);
-      if (task?.id) removeCanvasGenKeepalive(task.id);
+      imageGenerationAbortRef.current.delete(nodeId);
+      if (task?.id && !abortRef.current) removeCanvasGenKeepalive(task.id);
     }
   };
 
@@ -1843,12 +1859,15 @@ function CanvasPage({
     const duration = Number(videoNode.duration) || 4;
 
     videoGenerationInFlightRef.current.add(nodeId);
+    const abortRef = { current: false };
+    videoGenerationAbortRef.current.set(nodeId, abortRef);
     setVideoGenerationStatus(nodeId, { status: "submitting", message: "正在提交视频生成", progress: 8 });
     setGenerationToast("视频正在生成");
 
     let task: Awaited<ReturnType<typeof onCreateTask>> | null = null;
     try {
       const referenceUrls = await resolveConnectedImageReferenceUrls("video", nodeId);
+      if (abortRef.current) return;
       if (videoNode.videoMode === "img2video" && referenceUrls.length === 0) {
         throw new Error("图生视频需要先连接至少一个可用的图片节点");
       }
@@ -1892,7 +1911,8 @@ function CanvasPage({
                   ? "视频生成完成"
                   : "视频生成失败";
           setVideoGenerationStatus(nodeId, { status: "running", message: statusLabel, progress });
-        }));
+        }, abortRef));
+      if (abortRef.current || !outputUrl) return;
       setVideoGenerationStatus(nodeId, { status: "success", message: "视频生成完成", progress: 100 });
       removeCanvasGenKeepalive(taskId);
       const immediateAssetRef = createCanvasAssetRefFromGeneratedResult({
@@ -1948,13 +1968,15 @@ function CanvasPage({
         );
       }
     } catch (error) {
+      if (abortRef.current) return;
       setVideoGenerationStatus(nodeId, {
         status: "error",
         message: error instanceof Error ? error.message : "视频生成失败",
       });
     } finally {
       videoGenerationInFlightRef.current.delete(nodeId);
-      if (task?.id) removeCanvasGenKeepalive(task.id);
+      videoGenerationAbortRef.current.delete(nodeId);
+      if (task?.id && !abortRef.current) removeCanvasGenKeepalive(task.id);
     }
   };
 
@@ -1965,7 +1987,7 @@ function CanvasPage({
     const file = event.target.files?.[0];
     event.target.value = "";
     if (!file) return;
-    const imageUrl = URL.createObjectURL(file);
+    const imageUrl = trackObjectUrl(file);
     if (pendingImageToImageNodeId) {
       const sourceNode = imageNodes.find((node) => node.id === pendingImageToImageNodeId);
       if (sourceNode) {
@@ -2047,7 +2069,7 @@ function CanvasPage({
       let offsetX = 0;
       let offsetY = 0;
       for (const file of files) {
-        const imageUrl = URL.createObjectURL(file);
+        const imageUrl = trackObjectUrl(file);
         addImageNode(imageUrl, file.name, {
           x: dropPosition.x + offsetX,
           y: dropPosition.y + offsetY,
@@ -2103,7 +2125,7 @@ function CanvasPage({
       let offsetX = 0;
       let offsetY = 0;
       for (const file of files) {
-        const imageUrl = URL.createObjectURL(file);
+        const imageUrl = trackObjectUrl(file);
         addImageNode(imageUrl, file.name, {
           x: sourceNode.position.x + sourceNode.size.width + 40 + offsetX,
           y: sourceNode.position.y + offsetY,
@@ -5279,7 +5301,7 @@ function CanvasPage({
                             onChange={(event) => {
                               const file = event.target.files?.[0];
                               if (!file) return;
-                              setAssetCoverUrl(URL.createObjectURL(file));
+                              setAssetCoverUrl(trackObjectUrl(file));
                               setCoverSourceOpen(false);
                             }}
                           />

src/features/canvas/canvasUtils.ts

@@ -252,28 +252,40 @@ export function blobToDataUrl(blob: Blob) {
   });
 }
 
-export async function waitForImageTaskResult(taskId: string, onStatus?: (status: AiTaskStatus) => void) {
+export async function waitForImageTaskResult(
+  taskId: string,
+  onStatus?: (status: AiTaskStatus) => void,
+  abortRef?: { current: boolean },
+) {
   const resultUrl = await waitForTask(taskId, {
     kind: "image",
+    abortRef,
     onProgress: (e) => {
       if (onStatus) {
         onStatus({ taskId, status: e.status, progress: e.progress, resultUrl: e.resultUrl ?? undefined, error: e.error ?? undefined } as AiTaskStatus);
       }
     },
   });
+  if (abortRef?.current) return "";
   if (!resultUrl) throw new Error("生成任务已完成，但服务器没有返回结果地址，请稍后重试");
   return resultUrl;
 }
 
-export async function waitForVideoTaskResult(taskId: string, onStatus?: (status: AiTaskStatus) => void) {
+export async function waitForVideoTaskResult(
+  taskId: string,
+  onStatus?: (status: AiTaskStatus) => void,
+  abortRef?: { current: boolean },
+) {
   const resultUrl = await waitForTask(taskId, {
     kind: "video",
+    abortRef,
     onProgress: (e) => {
       if (onStatus) {
         onStatus({ taskId, status: e.status, progress: e.progress, resultUrl: e.resultUrl ?? undefined, error: e.error ?? undefined } as AiTaskStatus);
       }
     },
   });
+  if (abortRef?.current) return "";
   if (!resultUrl) throw new Error("视频生成任务已完成，但服务器没有返回结果地址，请稍后重试");
   return resultUrl;
 }

src/features/canvas/useCanvasGeneration.ts

@@ -1,4 +1,4 @@
-import { type Dispatch, type SetStateAction, useEffect, useRef, useState } from "react";
+import { type Dispatch, type SetStateAction, useCallback, useEffect, useRef, useState } from "react";
 import type {
   CanvasImageGenerationState,
   CanvasImageNode,
@@ -66,6 +66,8 @@ export function useCanvasGeneration(params: UseCanvasGenerationParams) {
   const videoGenerationInFlightRef = useRef(new Set<string>());
   const textGenerationInFlightRef = useRef(new Set<string>());
   const textGenerationAbortControllersRef = useRef(new Map<string, AbortController>());
+  const imageGenerationAbortRef = useRef(new Map<string, { current: boolean }>());
+  const videoGenerationAbortRef = useRef(new Map<string, { current: boolean }>());
   const canvasGenKeepaliveRestoredRef = useRef(false);
 
   const setTextGenerationStatus = (nodeId: string, state: CanvasTextGenerationState) => {
@@ -80,6 +82,15 @@ export function useCanvasGeneration(params: UseCanvasGenerationParams) {
     setVideoGenerationState((current) => ({ ...current, [nodeId]: state }));
   };
 
+  const abortAllGenerationPollers = useCallback(() => {
+    textGenerationAbortControllersRef.current.forEach((c) => c.abort());
+    textGenerationAbortControllersRef.current.clear();
+    imageGenerationAbortRef.current.forEach((ref) => { ref.current = true; });
+    imageGenerationAbortRef.current.clear();
+    videoGenerationAbortRef.current.forEach((ref) => { ref.current = true; });
+    videoGenerationAbortRef.current.clear();
+  }, []);
+
   // Toast auto-dismiss
   useEffect(() => {
     if (!generationToast) return undefined;
@@ -103,11 +114,14 @@ export function useCanvasGeneration(params: UseCanvasGenerationParams) {
       }
       if (entry.nodeKind === "image") {
         imageGenerationInFlightRef.current.add(entry.nodeId);
+        const abortRef = { current: false };
+        imageGenerationAbortRef.current.set(entry.nodeId, abortRef);
         setImageGenerationStatus(entry.nodeId, { status: "running", message: "正在恢复图片生成", progress: 20 });
         void waitForImageTaskResult(entry.taskId, (status) => {
           const progress = Math.max(18, Math.min(status.status === "completed" ? 100 : 96, Math.trunc(status.progress || 0)));
           setImageGenerationStatus(entry.nodeId, { status: "running", message: "图片生成中", progress });
-        }).then(async (outputUrl) => {
+        }, abortRef).then(async (outputUrl) => {
+          if (abortRef.current || !outputUrl) return;
           removeCanvasGenKeepalive(entry.taskId);
           setImageGenerationStatus(entry.nodeId, { status: "success", message: "生成完成", progress: 100 });
           const ref = createCanvasAssetRefFromGeneratedResult({
@@ -128,18 +142,23 @@ export function useCanvasGeneration(params: UseCanvasGenerationParams) {
             ));
           }
         }).catch(() => {
+          if (abortRef.current) return;
           removeCanvasGenKeepalive(entry.taskId);
           setImageGenerationStatus(entry.nodeId, { status: "error", message: "图片生成失败" });
         }).finally(() => {
           imageGenerationInFlightRef.current.delete(entry.nodeId);
+          imageGenerationAbortRef.current.delete(entry.nodeId);
         });
       } else if (entry.nodeKind === "video") {
         videoGenerationInFlightRef.current.add(entry.nodeId);
+        const abortRef = { current: false };
+        videoGenerationAbortRef.current.set(entry.nodeId, abortRef);
         setVideoGenerationStatus(entry.nodeId, { status: "running", message: "正在恢复视频生成", progress: 20 });
         void waitForVideoTaskResult(entry.taskId, (status) => {
           const progress = Math.max(18, Math.min(status.status === "completed" ? 100 : 96, Math.trunc(status.progress || 0)));
           setVideoGenerationStatus(entry.nodeId, { status: "running", message: "视频生成中", progress });
-        }).then(async (outputUrl) => {
+        }, abortRef).then(async (outputUrl) => {
+          if (abortRef.current || !outputUrl) return;
           removeCanvasGenKeepalive(entry.taskId);
           setVideoGenerationStatus(entry.nodeId, { status: "success", message: "生成完成", progress: 100 });
           const ref = createCanvasAssetRefFromGeneratedResult({
@@ -160,18 +179,19 @@ export function useCanvasGeneration(params: UseCanvasGenerationParams) {
             ));
           }
         }).catch(() => {
+          if (abortRef.current) return;
           removeCanvasGenKeepalive(entry.taskId);
           setVideoGenerationStatus(entry.nodeId, { status: "error", message: "视频生成失败" });
         }).finally(() => {
           videoGenerationInFlightRef.current.delete(entry.nodeId);
+          videoGenerationAbortRef.current.delete(entry.nodeId);
         });
       }
     }
   };
 
   const resetGenerationState = () => {
-    textGenerationAbortControllersRef.current.forEach((c) => c.abort());
+    abortAllGenerationPollers();
-    textGenerationAbortControllersRef.current.clear();
     textGenerationInFlightRef.current.clear();
     imageGenerationInFlightRef.current.clear();
     videoGenerationInFlightRef.current.clear();
@@ -180,11 +200,18 @@ export function useCanvasGeneration(params: UseCanvasGenerationParams) {
     setVideoGenerationState({});
   };
 
+  // Stop all in-flight front-end polling/setState when the canvas unmounts (route change).
+  // Keepalive records are intentionally preserved so restoreKeepaliveTasks can resume on return.
+  useEffect(() => {
+    return () => {
+      abortAllGenerationPollers();
+    };
+  }, [abortAllGenerationPollers]);
+
   useEffect(() => {
     const handlePageHide = () => {
       cancelCanvasGenKeepaliveOnUnload();
-      textGenerationAbortControllersRef.current.forEach((controller) => controller.abort());
+      abortAllGenerationPollers();
-      textGenerationAbortControllersRef.current.clear();
       textGenerationInFlightRef.current.clear();
       imageGenerationInFlightRef.current.clear();
       videoGenerationInFlightRef.current.clear();
@@ -202,7 +229,7 @@ export function useCanvasGeneration(params: UseCanvasGenerationParams) {
       window.removeEventListener("pagehide", handlePageHide);
       window.removeEventListener("online", handleOnline);
     };
-  }, []);
+  }, [abortAllGenerationPollers]);
 
   return {
     textGenerationState,
@@ -214,6 +241,8 @@ export function useCanvasGeneration(params: UseCanvasGenerationParams) {
     videoGenerationInFlightRef,
     textGenerationInFlightRef,
     textGenerationAbortControllersRef,
+    imageGenerationAbortRef,
+    videoGenerationAbortRef,
     canvasGenKeepaliveRestoredRef,
     setTextGenerationStatus,
     setImageGenerationStatus,

src/features/workbench/WorkbenchPage.tsx

@@ -40,6 +40,7 @@ import { useGenerationTasks } from "../../hooks/useGenerationTasks";
 
 import { conversationClient, type ConversationSummary } from "../../api/conversationClient";
 import { modelCapabilitiesClient } from "../../api/modelCapabilitiesClient";
+import { publicPricingClient, type PublicModelPrice } from "../../api/publicPricingClient";
 import type { CreatePreviewTaskInput } from "../../api/webGenerationGateway";
 import type { WebProjectSummary } from "../../types";
 import {
@@ -58,6 +59,8 @@ import {
 import { translateTaskError } from "../../utils/translateTaskError";
 import {
   buildLocalTimeoutMessage,
+  FALLBACK_TEXT_TOKEN_CREDIT_RATE,
+  formatTextTokenCreditRule,
   getTaskTimeoutPolicy,
   isTaskLocallyTimedOut,
 } from "../../utils/taskLifecycle";
@@ -69,7 +72,12 @@ import {
 import { isViduModel } from "../../utils/viduRouting";
 import { isPixverseModel } from "../../utils/pixverseRouting";
 import { resolveVideoRequestModel } from "../../utils/resolveVideoModel";
-import { calculateEnterpriseVideoCredits, ENTERPRISE_DEFAULT_VIDEO_MODEL } from "../../utils/enterpriseVideoPolicy";
+import {
+  calculateEnterpriseVideoCredits,
+  ENTERPRISE_DEFAULT_VIDEO_MODEL,
+  type EnterpriseVideoPricingConfig,
+} from "../../utils/enterpriseVideoPolicy";
+import { resolveTextTokenCreditRate } from "../../utils/modelPricing";
 import {
   getImageQualityOptionsForContext,
   getDefaultImageQuality,
@@ -403,9 +411,32 @@ function WorkbenchPage({
   const [videoQuality, setVideoQuality] = useState(() => getDefaultVideoQuality(VIDEO_MODEL_OPTIONS[0].value));
 
   const [chatModel, setChatModel] = useState(CHAT_MODEL_OPTIONS[0].value);
+  const [modelPrices, setModelPrices] = useState<PublicModelPrice[]>([]);
+  const [enterpriseVideoPricing, setEnterpriseVideoPricing] = useState<EnterpriseVideoPricingConfig | null>(null);
   const [thinkingSpeed, setThinkingSpeed] = useState(THINKING_SPEED_OPTIONS[0].value);
   const [thinkingDepth, setThinkingDepth] = useState(THINKING_DEPTH_OPTIONS[0].value);
 
+  useEffect(() => {
+    let cancelled = false;
+
+    publicPricingClient
+      .getPricing()
+      .then((pricing) => {
+        if (cancelled) return;
+        setModelPrices(pricing.modelPrices);
+        setEnterpriseVideoPricing(pricing.enterpriseVideoPricing);
+      })
+      .catch(() => {
+        if (cancelled) return;
+        setModelPrices([]);
+        setEnterpriseVideoPricing(null);
+      });
+
+    return () => {
+      cancelled = true;
+    };
+  }, []);
+
   useEffect(() => {
     let cancelled = false;
 
@@ -524,6 +555,10 @@ function WorkbenchPage({
   const videoQualityLabel = getVideoQualityLabel(videoModel, videoQuality);
 
   const imageSettingsSummary = `${imageRatio} / ${imageQuality}`;
+  const selectedChatTokenRate = useMemo(
+    () => resolveTextTokenCreditRate(modelPrices, chatModel) || FALLBACK_TEXT_TOKEN_CREDIT_RATE,
+    [chatModel, modelPrices],
+  );
   const billingEstimate = useMemo(() => {
     if (activeMode === "image") {
       return {
@@ -540,7 +575,7 @@ function WorkbenchPage({
           durationSeconds,
           muted: false,
           hasReferenceVideo: referenceItems.some((item) => item.kind === "video"),
-        });
+        }, enterpriseVideoPricing || undefined);
         return {
           label: `预计 ${formatCreditValue(credits)} 积分`,
           title: `${activeModel}，${videoQualityLabel}，${durationSeconds} 秒，预计 ${formatCreditValue(credits)} 积分`,
@@ -552,16 +587,20 @@ function WorkbenchPage({
         };
       }
     }
+    const textBillingPrefix =
+      selectedChatTokenRate.source === "server" ? "文本计费" : "服务端价格暂不可用，按默认预估";
     return {
       label: "按 Token 结算",
-      title: "文本对话按输入、输出 Token 实际用量结算，完成后显示本次积分",
+      title: `${textBillingPrefix}：${activeModel}，${formatTextTokenCreditRule(selectedChatTokenRate)}`,
     };
   }, [
     activeMode,
     activeModel,
     activeModelValue,
     imageSettingsSummary,
+    enterpriseVideoPricing,
     referenceItems,
+    selectedChatTokenRate,
     videoDuration,
     videoQuality,
     videoQualityLabel,

src/utils/enterpriseVideoPolicy.test.ts

@@ -2,6 +2,7 @@ import { describe, expect, it } from "../test/testHarness";
 
 import {
   calculateEnterpriseVideoCredits,
+  type EnterpriseVideoPricingConfig,
   getEnterpriseVideoCreditRate,
   normalizeEnterpriseResolution,
 } from "./enterpriseVideoPolicy";
@@ -45,4 +46,40 @@ describe("enterpriseVideoPolicy", () => {
       }),
     ).toBe(1);
   });
+
+  it("uses server-provided pricing config before fallback pricing", () => {
+    const serverPricing: EnterpriseVideoPricingConfig = {
+      creditsPerCny: 100,
+      defaultResolution: "1080P",
+      rules: [
+        {
+          id: "happyhorse-server",
+          modelIncludes: ["happyhorse"],
+          rates: { "720P": 2, "1080P": 3 },
+        },
+      ],
+    };
+
+    expect(
+      getEnterpriseVideoCreditRate(
+        {
+          model: "happyhorse-1.0",
+          resolution: "1080P",
+          durationSeconds: 5,
+        },
+        serverPricing,
+      ),
+    ).toBe(3);
+
+    expect(
+      calculateEnterpriseVideoCredits(
+        {
+          model: "happyhorse-1.0",
+          resolution: "1080P",
+          durationSeconds: 5,
+        },
+        serverPricing,
+      ),
+    ).toBe(1500);
+  });
 });

src/utils/enterpriseVideoPolicy.ts

@@ -50,50 +50,119 @@ export interface EnterpriseVideoPricingInput {
   hasReferenceVideo?: boolean;
 }
 
+export interface EnterpriseVideoPricingRule {
+  id: string;
+  modelIncludes: string[];
+  when?: {
+    muted?: boolean;
+    hasReferenceVideo?: boolean;
+  };
+  rates: Record<string, number>;
+}
+
+export interface EnterpriseVideoPricingConfig {
+  currency?: string;
+  creditsPerCny?: number;
+  billingUnit?: "per_second" | string;
+  defaultResolution?: string;
+  resolutions?: string[];
+  rules: EnterpriseVideoPricingRule[];
+}
+
+export const FALLBACK_ENTERPRISE_VIDEO_PRICING_CONFIG: EnterpriseVideoPricingConfig = {
+  currency: "CNY",
+  creditsPerCny: CREDITS_PER_CNY,
+  billingUnit: "per_second",
+  defaultResolution: ENTERPRISE_DEFAULT_VIDEO_RESOLUTION,
+  resolutions: ["720P", "1080P"],
+  rules: [
+    {
+      id: "happyhorse",
+      modelIncludes: ["happyhorse"],
+      rates: { "720P": 0.72, "1080P": 1.28 },
+    },
+    {
+      id: "wanxiang-i2v",
+      modelIncludes: ["wan2.7-i2v", "wanxiang"],
+      rates: { "720P": 0.6, "1080P": 1 },
+    },
+    {
+      id: "wan-animate-s2v",
+      modelIncludes: ["animate-mix", "s2v"],
+      rates: { "720P": 0.6, "1080P": 1 },
+    },
+    {
+      id: "kling-muted-reference",
+      modelIncludes: ["kling"],
+      when: { muted: true, hasReferenceVideo: true },
+      rates: { "720P": 0.9, "1080P": 1.2 },
+    },
+    {
+      id: "kling-muted",
+      modelIncludes: ["kling"],
+      when: { muted: true, hasReferenceVideo: false },
+      rates: { "720P": 0.6, "1080P": 0.8 },
+    },
+    {
+      id: "kling-default",
+      modelIncludes: ["kling"],
+      rates: { "720P": 0.9, "1080P": 1.2 },
+    },
+    {
+      id: "vidu",
+      modelIncludes: ["vidu"],
+      rates: { "720P": 0.6, "1080P": 1 },
+    },
+    {
+      id: "pixverse",
+      modelIncludes: ["pixverse"],
+      rates: { "720P": 0.6, "1080P": 1 },
+    },
+  ],
+};
+
 export function normalizeEnterpriseResolution(value: string): "720P" | "1080P" {
   return String(value || "").toUpperCase() === "720P" ? "720P" : "1080P";
 }
 
-export function getEnterpriseVideoCreditRate(input: EnterpriseVideoPricingInput): number {
+function enterpriseVideoPricingRuleMatches(
+  rule: EnterpriseVideoPricingRule,
+  input: EnterpriseVideoPricingInput,
+  model: string,
+): boolean {
+  if (!rule.modelIncludes.some((pattern) => model.includes(String(pattern || "").toLowerCase()))) return false;
+  if (!rule.when) return true;
+  if ("muted" in rule.when && Boolean(input.muted) !== rule.when.muted) return false;
+  if ("hasReferenceVideo" in rule.when && Boolean(input.hasReferenceVideo) !== rule.when.hasReferenceVideo) {
+    return false;
+  }
+  return true;
+}
+
+export function getEnterpriseVideoCreditRate(
+  input: EnterpriseVideoPricingInput,
+  config: EnterpriseVideoPricingConfig = FALLBACK_ENTERPRISE_VIDEO_PRICING_CONFIG,
+): number {
   const resolution = normalizeEnterpriseResolution(input.resolution);
   const model = String(input.model || "").toLowerCase();
+  const fallbackResolution = normalizeEnterpriseResolution(
+    config.defaultResolution || ENTERPRISE_DEFAULT_VIDEO_RESOLUTION,
+  );
+  const rule = config.rules.find((candidate) => enterpriseVideoPricingRuleMatches(candidate, input, model));
 
-  if (model.includes("happyhorse")) {
+  if (rule) {
-    return resolution === "720P" ? 0.72 : 1.28;
+    const rate = rule.rates[resolution] ?? rule.rates[fallbackResolution];
-  }
+    if (Number.isFinite(rate) && rate >= 0) return rate;
-
-  if (model.includes("wan2.7-i2v") || model.includes("wanxiang")) {
-    return resolution === "720P" ? 0.6 : 1;
-  }
-
-  if (model.includes("animate-mix")) {
-    return resolution === "720P" ? 0.6 : 1;
-  }
-
-  if (model.includes("s2v")) {
-    return resolution === "720P" ? 0.6 : 1;
-  }
-
-  if (model.includes("vidu")) {
-    return resolution === "720P" ? 0.6 : 1.0;
-  }
-
-  if (model.includes("pixverse")) {
-    return resolution === "720P" ? 0.6 : 1.0;
-  }
-
-  if (model.includes("kling")) {
-    if (input.muted) {
-      if (input.hasReferenceVideo) return resolution === "720P" ? 0.9 : 1.2;
-      return resolution === "720P" ? 0.6 : 0.8;
-    }
-    return resolution === "720P" ? 0.9 : 1.2;
   }
 
   throw new Error(`Unsupported enterprise video model: ${input.model}`);
 }
 
-export function calculateEnterpriseVideoCredits(input: EnterpriseVideoPricingInput): number {
+export function calculateEnterpriseVideoCredits(
+  input: EnterpriseVideoPricingInput,
+  config: EnterpriseVideoPricingConfig = FALLBACK_ENTERPRISE_VIDEO_PRICING_CONFIG,
+): number {
   const duration = Math.max(1, Math.ceil(Number(input.durationSeconds) || 1));
-  return Number((getEnterpriseVideoCreditRate(input) * duration * CREDITS_PER_CNY).toFixed(2));
+  const creditsPerCny = Number(config.creditsPerCny || CREDITS_PER_CNY);
+  return Number((getEnterpriseVideoCreditRate(input, config) * duration * creditsPerCny).toFixed(2));
 }

src/utils/modelPricing.test.ts

@@ -0,0 +1,60 @@
+import { describe, expect, it } from "../test/testHarness";
+
+import {
+  millsPerThousandTokensToCreditsPerMillion,
+  modelPriceToTextTokenCreditRate,
+  resolveTextTokenCreditRate,
+} from "./modelPricing";
+
+describe("modelPricing", () => {
+  it("converts backend mills per thousand tokens to credits per million tokens", () => {
+    expect(millsPerThousandTokensToCreditsPerMillion(27)).toBe(2_700);
+    expect(millsPerThousandTokensToCreditsPerMillion(108)).toBe(10_800);
+  });
+
+  it("converts a token model price row to a text token credit rate", () => {
+    expect(
+      modelPriceToTextTokenCreditRate({
+        modelKey: "gpt-4o",
+        inputPriceMills: 27,
+        outputPriceMills: 108,
+        flatPriceMills: null,
+        currency: "CNY",
+        enabled: true,
+      }),
+    ).toEqual({
+      inputCreditsPerMillion: 2_700,
+      outputCreditsPerMillion: 10_800,
+      source: "server",
+      modelKey: "gpt-4o",
+    });
+  });
+
+  it("resolves token pricing by exact or fuzzy model key without accepting flat prices", () => {
+    const prices = [
+      {
+        modelKey: "gemini-3-pro-image",
+        inputPriceMills: null,
+        outputPriceMills: null,
+        flatPriceMills: 200,
+        currency: "CNY",
+        enabled: true,
+      },
+      {
+        modelKey: "gemini-3.1-pro",
+        inputPriceMills: 12,
+        outputPriceMills: 48,
+        flatPriceMills: null,
+        currency: "CNY",
+        enabled: true,
+      },
+    ];
+
+    expect(resolveTextTokenCreditRate(prices, "gemini")).toEqual({
+      inputCreditsPerMillion: 1_200,
+      outputCreditsPerMillion: 4_800,
+      source: "server",
+      modelKey: "gemini-3.1-pro",
+    });
+  });
+});

src/utils/modelPricing.ts

@@ -0,0 +1,104 @@
+import type { PublicModelPrice } from "../api/publicPricingClient";
+import type { TextTokenCreditRate } from "./taskLifecycle";
+
+const TOKENS_PER_MILLION = 1_000_000;
+const BACKEND_TOKEN_PRICE_UNIT = 1_000;
+const CREDITS_PER_CNY = 100;
+const MILLS_PER_CNY = 1_000;
+const CREDITS_PER_MILL = CREDITS_PER_CNY / MILLS_PER_CNY;
+
+function isUsablePrice(value: number | null | undefined): value is number {
+  return typeof value === "number" && Number.isFinite(value) && value >= 0;
+}
+
+function normalizeModelKey(value: string): string {
+  return value.trim().toLowerCase();
+}
+
+function compactModelKey(value: string): string {
+  return normalizeModelKey(value).replace(/[^a-z0-9]+/g, "");
+}
+
+function addCandidate(
+  candidates: PublicModelPrice[],
+  seen: Set<string>,
+  price: PublicModelPrice,
+): void {
+  const key = normalizeModelKey(price.modelKey);
+  if (seen.has(key)) return;
+  seen.add(key);
+  candidates.push(price);
+}
+
+export function millsPerThousandTokensToCreditsPerMillion(
+  priceMills: number,
+): number {
+  if (!isUsablePrice(priceMills)) return 0;
+  return (
+    priceMills *
+    (TOKENS_PER_MILLION / BACKEND_TOKEN_PRICE_UNIT) *
+    CREDITS_PER_MILL
+  );
+}
+
+export function modelPriceToTextTokenCreditRate(
+  price: PublicModelPrice,
+): TextTokenCreditRate | null {
+  if (
+    !isUsablePrice(price.inputPriceMills) ||
+    !isUsablePrice(price.outputPriceMills)
+  )
+    return null;
+
+  return {
+    inputCreditsPerMillion: millsPerThousandTokensToCreditsPerMillion(
+      price.inputPriceMills,
+    ),
+    outputCreditsPerMillion: millsPerThousandTokensToCreditsPerMillion(
+      price.outputPriceMills,
+    ),
+    source: "server",
+    modelKey: price.modelKey,
+  };
+}
+
+export function resolveTextTokenCreditRate(
+  prices: PublicModelPrice[],
+  modelKey: string | null | undefined,
+): TextTokenCreditRate | null {
+  const normalizedTarget = normalizeModelKey(modelKey || "");
+  if (!normalizedTarget) return null;
+
+  const compactTarget = compactModelKey(normalizedTarget);
+  const candidates: PublicModelPrice[] = [];
+  const seen = new Set<string>();
+
+  for (const price of prices) {
+    if (normalizeModelKey(price.modelKey) === normalizedTarget) {
+      addCandidate(candidates, seen, price);
+    }
+  }
+
+  for (const price of prices) {
+    if (compactModelKey(price.modelKey) === compactTarget) {
+      addCandidate(candidates, seen, price);
+    }
+  }
+
+  for (const price of prices) {
+    const compactPriceKey = compactModelKey(price.modelKey);
+    if (
+      compactPriceKey.includes(compactTarget) ||
+      compactTarget.includes(compactPriceKey)
+    ) {
+      addCandidate(candidates, seen, price);
+    }
+  }
+
+  for (const price of candidates) {
+    const rate = modelPriceToTextTokenCreditRate(price);
+    if (rate) return rate;
+  }
+
+  return null;
+}

src/utils/taskLifecycle.test.ts

@@ -4,12 +4,13 @@ import {
   TEXT_INPUT_CREDITS_PER_MILLION,
   TEXT_OUTPUT_CREDITS_PER_MILLION,
   estimateTextTokenCredits,
+  formatTextTokenCreditRule,
   getTaskTimeoutPolicy,
   isTaskLocallyTimedOut,
 } from "./taskLifecycle";
 
 describe("taskLifecycle", () => {
-  it("keeps text token billing at 1 CNY to 100 credits", () => {
+  it("keeps fallback text token billing at 1 CNY to 100 credits", () => {
     expect(TEXT_INPUT_CREDITS_PER_MILLION).toBe(200);
     expect(TEXT_OUTPUT_CREDITS_PER_MILLION).toBe(500);
     expect(
@@ -20,6 +21,23 @@ describe("taskLifecycle", () => {
     ).toBe(700);
   });
 
+  it("estimates text billing from dynamic server pricing rates", () => {
+    expect(
+      estimateTextTokenCredits(
+        {
+          promptTokens: 1_000_000,
+          completionTokens: 1_000_000,
+        },
+        {
+          inputCreditsPerMillion: 2_700,
+          outputCreditsPerMillion: 10_800,
+          source: "server",
+          modelKey: "gpt-4o",
+        },
+      ),
+    ).toBe(13_500);
+  });
+
   it("ignores negative token counts when estimating text billing", () => {
     expect(
       estimateTextTokenCredits({
@@ -29,6 +47,17 @@ describe("taskLifecycle", () => {
     ).toBe(250);
   });
 
+  it("formats text billing rules from the selected rate", () => {
+    expect(
+      formatTextTokenCreditRule({
+        inputCreditsPerMillion: 2_700,
+        outputCreditsPerMillion: 10_800,
+      }),
+    ).toBe(
+      "输入 Token 每百万 2,700 积分，输出 Token 每百万 10,800 积分，实际以服务端结算为准。",
+    );
+  });
+
   it("marks unstarted tasks locally timed out after submit timeout", () => {
     const policy = getTaskTimeoutPolicy({ kind: "image" });
 

src/utils/taskLifecycle.ts

@@ -32,11 +32,24 @@ export interface TextTokenUsage {
   totalTokens?: number;
 }
 
+export interface TextTokenCreditRate {
+  inputCreditsPerMillion: number;
+  outputCreditsPerMillion: number;
+  source?: "server" | "fallback";
+  modelKey?: string;
+}
+
 const CREDITS_PER_CNY = 100;
 
 export const TEXT_INPUT_CREDITS_PER_MILLION = 2 * CREDITS_PER_CNY;
 export const TEXT_OUTPUT_CREDITS_PER_MILLION = 5 * CREDITS_PER_CNY;
 
+export const FALLBACK_TEXT_TOKEN_CREDIT_RATE: TextTokenCreditRate = {
+  inputCreditsPerMillion: TEXT_INPUT_CREDITS_PER_MILLION,
+  outputCreditsPerMillion: TEXT_OUTPUT_CREDITS_PER_MILLION,
+  source: "fallback",
+};
+
 const IMAGE_TIMEOUT_POLICY: TaskTimeoutPolicy = {
   submitTimeoutMs: 90_000,
   noProgressTimeoutMs: 120_000,
@@ -145,18 +158,42 @@ export function getRefundHint(status: TaskRefundStatus): string {
   }
 }
 
-export function estimateTextTokenCredits(usage: TextTokenUsage): number {
+function sanitizeCreditRate(value: number): number {
-  const promptTokens = Math.max(0, Number(usage.promptTokens || 0));
+  return Number.isFinite(value) && value >= 0 ? value : 0;
-  const completionTokens = Math.max(0, Number(usage.completionTokens || 0));
-  return (promptTokens / 1_000_000) * TEXT_INPUT_CREDITS_PER_MILLION +
-    (completionTokens / 1_000_000) * TEXT_OUTPUT_CREDITS_PER_MILLION;
 }
 
-export function formatTextTokenUsage(usage?: TextTokenUsage | null): string {
+function formatCreditRate(value: number): string {
-  const rule = "文本计费规则：输入 Token 每百万 200 积分，输出 Token 每百万 500 积分，实际以服务端结算为准。";
+  const safeValue = sanitizeCreditRate(value);
+  if (safeValue >= 100) return Math.round(safeValue).toLocaleString("zh-CN");
+  return Number(safeValue.toFixed(4)).toString();
+}
+
+export function formatTextTokenCreditRule(
+  rate: TextTokenCreditRate = FALLBACK_TEXT_TOKEN_CREDIT_RATE,
+): string {
+  return `输入 Token 每百万 ${formatCreditRate(rate.inputCreditsPerMillion)} 积分，输出 Token 每百万 ${formatCreditRate(rate.outputCreditsPerMillion)} 积分，实际以服务端结算为准。`;
+}
+
+export function estimateTextTokenCredits(
+  usage: TextTokenUsage,
+  rate: TextTokenCreditRate = FALLBACK_TEXT_TOKEN_CREDIT_RATE,
+): number {
+  const promptTokens = Math.max(0, Number(usage.promptTokens || 0));
+  const completionTokens = Math.max(0, Number(usage.completionTokens || 0));
+  return (
+    (promptTokens / 1_000_000) * sanitizeCreditRate(rate.inputCreditsPerMillion) +
+    (completionTokens / 1_000_000) * sanitizeCreditRate(rate.outputCreditsPerMillion)
+  );
+}
+
+export function formatTextTokenUsage(
+  usage?: TextTokenUsage | null,
+  rate: TextTokenCreditRate = FALLBACK_TEXT_TOKEN_CREDIT_RATE,
+): string {
+  const rule = `文本计费规则：${formatTextTokenCreditRule(rate)}`;
   if (!usage) return rule;
   const promptTokens = Math.max(0, Number(usage.promptTokens || 0));
   const completionTokens = Math.max(0, Number(usage.completionTokens || 0));
-  const estimatedCredits = estimateTextTokenCredits({ promptTokens, completionTokens });
+  const estimatedCredits = estimateTextTokenCredits({ promptTokens, completionTokens }, rate);
   return `本次 Token：输入 ${promptTokens}，输出 ${completionTokens}，预估 ${estimatedCredits.toFixed(4)} 积分。\n${rule}`;
 }