diff --git a/app/(chat)/api/chat/route.ts b/app/(chat)/api/chat/route.ts
index e4554bb7d..f25ba5c4e 100644
--- a/app/(chat)/api/chat/route.ts
+++ b/app/(chat)/api/chat/route.ts
@@ -4320,6 +4320,7 @@ export async function POST(request: Request) {
       selectedVisibilityType,
       composerMode,
       hiddenPrompt,
+      workflowPromptOptimizationEnabled,
       autoContext,
       contextPayload,
       agentModePayload,
@@ -4333,6 +4334,7 @@ export async function POST(request: Request) {
       selectedVisibilityType: VisibilityType;
       composerMode?: "agent" | "image" | "video" | "detail";
       hiddenPrompt?: string;
+      workflowPromptOptimizationEnabled?: boolean;
       autoContext?: string;
       contextPayload?: PostRequestBody["contextPayload"];
       agentModePayload?: PostRequestBody["agentModePayload"];
@@ -7478,7 +7480,9 @@ export async function POST(request: Request) {
                 })
               : "";
             const optimizedSceneWorkflowResult =
-              hiddenPromptText && sceneOptimizationImageUrls.primaryImageUrl
+              workflowPromptOptimizationEnabled !== false &&
+              hiddenPromptText &&
+              sceneOptimizationImageUrls.primaryImageUrl
                 ? await optimizeAgentSceneWorkflowPrompt({
                     workflowPrompt: hiddenPromptText,
                     slotPrompt: dedupedSceneSlotPrompt || null,
@@ -7508,6 +7512,12 @@ export async function POST(request: Request) {
                 negativeConstraints: optimizedSceneWorkflowResult.negativeConstraints,
                 conflicts: optimizedSceneWorkflowResult.conflicts,
               });
+            } else if (hiddenPromptText && workflowPromptOptimizationEnabled === false) {
+              console.info("[Chat API] Agent scene workflow prompt optimization skipped:", {
+                chatId: id,
+                agentPresetId: selectedAgentPreset.id,
+                reason: "workflow_prompt_optimization_disabled",
+              });
             }
             const scenePrompt =
               buildAgentSceneWorkflowPrompt({
diff --git a/app/(chat)/api/chat/schema.ts b/app/(chat)/api/chat/schema.ts
index 25b5dca2e..1da50a2db 100644
--- a/app/(chat)/api/chat/schema.ts
+++ b/app/(chat)/api/chat/schema.ts
@@ -98,6 +98,7 @@ export const postRequestBodySchema = z.object({
     parts: z.array(partSchema),
   }),
   hiddenPrompt: z.string().max(4000).optional(),
+  workflowPromptOptimizationEnabled: z.boolean().optional(),
   autoContext: z.string().max(4000).optional(),
   agentPresetId: z.string().uuid().optional(),
   // 支持预定义模型名称或数据库中的模型 UUID
diff --git a/app/canvas/[id]/page.tsx b/app/canvas/[id]/page.tsx
index e4022481f..02865ec66 100644
--- a/app/canvas/[id]/page.tsx
+++ b/app/canvas/[id]/page.tsx
@@ -2587,6 +2587,7 @@ export default function CanvasEditorPage({ params }: PageProps) {
           selectedAgentPresetId={isAgentWorkspaceEnabled ? selectedAgentPresetId : null}
           selectedBrandModel={selectedBrandModel}
           workflowContext={workflowContext}
+          workflowPromptOptimizationEnabled={appearanceRecognitionEnabled}
           getLatestWorkflowContext={getLatestWorkflowContext}
           agentModeState={agentModeState}
           onAgentModeStateChange={setAgentModeState}
diff --git a/components/agents/AgentGenerationWorkspaceDarkV2.tsx b/components/agents/AgentGenerationWorkspaceDarkV2.tsx
index c35cdca5b..6debec61e 100644
--- a/components/agents/AgentGenerationWorkspaceDarkV2.tsx
+++ b/components/agents/AgentGenerationWorkspaceDarkV2.tsx
@@ -117,6 +117,7 @@ interface AgentGenerationWorkspaceDarkV2Props {
   selectedAgentPresetId?: string | null;
   selectedBrandModel?: AgentWorkflowSelectedBrandModel | null;
   workflowContext?: AgentWorkflowComposerContext | null;
+  workflowPromptOptimizationEnabled?: boolean;
   getLatestWorkflowContext?: () => AgentWorkflowComposerContext | null;
   onBack?: () => void;
   presetPanel?: ReactNode;
@@ -955,6 +956,7 @@ export function AgentGenerationWorkspaceDarkV2({
   selectedAgentPresetId,
   selectedBrandModel = null,
   workflowContext = null,
+  workflowPromptOptimizationEnabled = true,
   getLatestWorkflowContext,
   onBack,
   presetPanel,
@@ -1625,6 +1627,7 @@ export function AgentGenerationWorkspaceDarkV2({
                   "",
                 MAX_CHAT_HIDDEN_PROMPT_LENGTH
               ) || undefined,
+            workflowPromptOptimizationEnabled,
             agentPresetId: isValidChatUuid(resolvedAgentPresetId)
               ? resolvedAgentPresetId
               : undefined,
diff --git a/lib/agents/workflow-composer.ts b/lib/agents/workflow-composer.ts
index 98252b318..3bcdb9ed3 100644
--- a/lib/agents/workflow-composer.ts
+++ b/lib/agents/workflow-composer.ts
@@ -41,8 +41,65 @@ const WORKFLOW_FRAGMENT_INLINE_LABELS = [
   "模特",
 ];
 
+const BUSINESS_METADATA_NOISE_PATTERNS = [
+  /官方旗舰店/gi,
+  /旗舰店/gi,
+  /专卖店/gi,
+  /专营店/gi,
+  /企业店/gi,
+  /品牌馆/gi,
+  /拼多多/gi,
+  /天猫/gi,
+  /淘宝/gi,
+  /京东/gi,
+];
+
+function escapeRegExp(value: string) {
+  return String(value || "").replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
+}
+
+function sanitizePromptBusinessMetadata(params: {
+  value: string;
+  inputs: AgentWorkflowInputsValue;
+}) {
+  const metadataTerms = [
+    params.inputs.brand,
+    params.inputs.store,
+    params.inputs.thirdCategory,
+    params.inputs.fourthCategory,
+    params.inputs.fifthCategory,
+    params.inputs.priceBand,
+  ]
+    .map((item) => normalizeWorkflowText(item || ""))
+    .filter(Boolean)
+    .sort((left, right) => right.length - left.length);
+
+  let nextValue = normalizeWorkflowText(params.value || "");
+  if (!nextValue) {
+    return "";
+  }
+
+  metadataTerms.forEach((term) => {
+    nextValue = nextValue.replace(new RegExp(escapeRegExp(term), "gi"), " ");
+  });
+
+  BUSINESS_METADATA_NOISE_PATTERNS.forEach((pattern) => {
+    nextValue = nextValue.replace(pattern, " ");
+  });
+
+  nextValue = nextValue
+    .replace(/[（）()【】[\]「」『』]/g, " ")
+    .replace(/[：:]/g, " ")
+    .replace(/\s*[/-]\s*/g, " ")
+    .replace(/\s+/g, " ")
+    .trim();
+
+  return nextValue;
+}
+
 function buildGoodsInfoPromptLine(params: {
   label: string;
+  inputs: AgentWorkflowInputsValue;
   result?: AgentWorkflowMaterialSelections["primary"]["result"] | null;
 }) {
   const goodsInfo = params.result?.goodsInfo;
@@ -50,8 +107,12 @@ function buildGoodsInfoPromptLine(params: {
     return "";
   }
 
+  const cleanedProductName = sanitizePromptBusinessMetadata({
+    value: goodsInfo.productName || "",
+    inputs: params.inputs,
+  });
   const parts = [
-    goodsInfo.productName ? `商品名称：${goodsInfo.productName}` : "",
+    cleanedProductName ? `商品名称：${cleanedProductName}` : "",
     goodsInfo.sizeInfo ? `尺寸信息：${goodsInfo.sizeInfo}` : "",
     goodsInfo.materialInfo ? `材质信息：${goodsInfo.materialInfo}` : "",
     goodsInfo.boardType ? `板材类型：${goodsInfo.boardType}` : "",
@@ -110,6 +171,7 @@ function buildGoodsInfoAppearanceConstraintLine(params: {
 
 function buildGoodsInfoSummaryLine(params: {
   label: string;
+  inputs: AgentWorkflowInputsValue;
   result?: AgentWorkflowMaterialSelections["primary"]["result"] | null;
 }) {
   const goodsInfo = params.result?.goodsInfo;
@@ -117,8 +179,12 @@ function buildGoodsInfoSummaryLine(params: {
     return "";
   }
 
+  const cleanedProductName = sanitizePromptBusinessMetadata({
+    value: goodsInfo.productName || "",
+    inputs: params.inputs,
+  });
   const parts = [
-    goodsInfo.productName || "",
+    cleanedProductName || "",
     goodsInfo.sizeInfo || "",
     goodsInfo.materialInfo || "",
   ].filter(Boolean);
@@ -374,6 +440,7 @@ export function buildAgentWorkflowComposerContext(params: {
   }
   const primaryGoodsInfoSummary = buildGoodsInfoSummaryLine({
     label: "主SKU商品信息",
+    inputs: params.inputs,
     result: params.materials?.primary?.result || null,
   });
   if (primaryGoodsInfoSummary) {
@@ -381,6 +448,7 @@ export function buildAgentWorkflowComposerContext(params: {
   }
   const secondaryGoodsInfoSummary = buildGoodsInfoSummaryLine({
     label: "搭配SKU商品信息",
+    inputs: params.inputs,
     result: params.materials?.secondary?.result || null,
   });
   if (secondaryGoodsInfoSummary) {
@@ -398,7 +466,7 @@ export function buildAgentWorkflowComposerContext(params: {
   }
   if (referenceImages.some((item) => item.source === "brandModel")) {
     summaryParts.push(
-      `品牌模特图：${referenceImages.filter((item) => item.source === "brandModel").length}张`
+      `模特参考图：${referenceImages.filter((item) => item.source === "brandModel").length}张`
     );
   }
   summaryParts.push(
@@ -413,35 +481,10 @@ export function buildAgentWorkflowComposerContext(params: {
     return null;
   }
 
-  const basicContextLines: string[] = [];
-  if (params.inputs.primarySku.trim()) {
-    basicContextLines.push(`主SKU：${params.inputs.primarySku.trim()}`);
-  }
-  if (params.inputs.secondarySku.trim()) {
-    basicContextLines.push(`搭配SKU：${params.inputs.secondarySku.trim()}`);
-  }
-  if (params.inputs.brand.trim()) {
-    basicContextLines.push(`品牌：${params.inputs.brand.trim()}`);
-  }
-  if (params.inputs.store.trim()) {
-    basicContextLines.push(`店铺：${params.inputs.store.trim()}`);
-  }
-  if (params.inputs.thirdCategory.trim()) {
-    basicContextLines.push(`三级分类：${params.inputs.thirdCategory.trim()}`);
-  }
-  if (params.inputs.fourthCategory.trim()) {
-    basicContextLines.push(`四级分类：${params.inputs.fourthCategory.trim()}`);
-  }
-  if (params.inputs.fifthCategory.trim()) {
-    basicContextLines.push(`五级分类：${params.inputs.fifthCategory.trim()}`);
-  }
-  if (params.inputs.priceBand.trim()) {
-    basicContextLines.push(`价格带：${params.inputs.priceBand.trim()}`);
-  }
-
   const primaryLockLines: string[] = [];
   const primaryGoodsInfoPrompt = buildGoodsInfoPromptLine({
     label: "主SKU商品信息",
+    inputs: params.inputs,
     result: params.materials?.primary?.result || null,
   });
   if (primaryGoodsInfoPrompt) {
@@ -466,6 +509,7 @@ export function buildAgentWorkflowComposerContext(params: {
   const secondaryLockLines: string[] = [];
   const secondaryGoodsInfoPrompt = buildGoodsInfoPromptLine({
     label: "搭配SKU商品信息",
+    inputs: params.inputs,
     result: params.materials?.secondary?.result || null,
   });
   if (secondaryGoodsInfoPrompt) {
@@ -519,7 +563,7 @@ export function buildAgentWorkflowComposerContext(params: {
       .filter(Boolean)
       .slice(0, 8);
     referenceLines.push(
-      `品牌模特图：已选${referenceImages.filter((item) => item.source === "brandModel").length}张${
+      `模特参考图：已选${referenceImages.filter((item) => item.source === "brandModel").length}张${
         labels.length > 0 ? `（${labels.join("、")}）` : ""
       }`
     );
@@ -530,7 +574,6 @@ export function buildAgentWorkflowComposerContext(params: {
   }
 
   const promptSections = [
-    buildPromptSection("项目背景", basicContextLines),
     buildPromptSection("主SKU锁定", primaryLockLines),
     buildPromptSection("搭配SKU锁定", secondaryLockLines),
     buildPromptSection("参考图", referenceLines),