diff --git a/src/main/apiServer/adapters/AiSdkToAnthropicSSE.ts b/src/main/apiServer/adapters/AiSdkToAnthropicSSE.ts
index b5b52c4e03..f24d8304a7 100644
--- a/src/main/apiServer/adapters/AiSdkToAnthropicSSE.ts
+++ b/src/main/apiServer/adapters/AiSdkToAnthropicSSE.ts
@@ -181,14 +181,13 @@ export class AiSdkToAnthropicSSE {
             chunk.providerMetadata?.google?.thoughtSignature as string
           )
         }
-        // FIXME: 按toolcall id绑定
         if (
           openRouterReasoningCache &&
           chunk.providerMetadata?.openrouter?.reasoning_details &&
           Array.isArray(chunk.providerMetadata.openrouter.reasoning_details)
         ) {
           openRouterReasoningCache.set(
-            'openrouter',
+            `openrouter-${chunk.toolCallId}`,
             JSON.parse(JSON.stringify(chunk.providerMetadata.openrouter.reasoning_details))
           )
         }
diff --git a/src/main/apiServer/services/unified-messages.ts b/src/main/apiServer/services/unified-messages.ts
index 63bd461f5b..c418f8c434 100644
--- a/src/main/apiServer/services/unified-messages.ts
+++ b/src/main/apiServer/services/unified-messages.ts
@@ -17,6 +17,7 @@ import { generateSignature as cherryaiGenerateSignature } from '@main/integratio
 import anthropicService from '@main/services/AnthropicService'
 import copilotService from '@main/services/CopilotService'
 import { reduxService } from '@main/services/ReduxService'
+import type { OpenRouterProviderOptions } from '@openrouter/ai-sdk-provider'
 import { isGemini3ModelId } from '@shared/middleware'
 import {
   type AiSdkConfig,
@@ -28,7 +29,8 @@ import {
   isOpenAIProvider,
   type ProviderFormatContext,
   providerToAiSdkConfig as sharedProviderToAiSdkConfig,
-  resolveActualProvider
+  resolveActualProvider,
+  SystemProviderIds
 } from '@shared/provider'
 import { COPILOT_DEFAULT_HEADERS } from '@shared/provider/constant'
 import { defaultAppHeaders } from '@shared/utils'
@@ -311,18 +313,19 @@ function convertAnthropicToAiMessages(params: MessageCreateParams): ModelMessage
           }
         } else if (block.type === 'tool_use') {
           const options: ProviderOptions = {}
-
+          logger.debug('Processing tool call block', { block, msgRole: msg.role, model: params.model })
           if (isGemini3ModelId(params.model)) {
             if (googleReasoningCache.get(`google-${block.name}`)) {
               options.google = {
                 thoughtSignature: MAGIC_STRING
               }
-            } else if (openRouterReasoningCache.get('openrouter')) {
-              options.openrouter = {
-                reasoning_details: (sanitizeJson(openRouterReasoningCache.get('openrouter')) as JSONValue[]) || []
-              }
             }
           }
+          if (openRouterReasoningCache.get(`openrouter-${block.id}`)) {
+              options.openrouter = {
+                reasoning_details: (sanitizeJson(openRouterReasoningCache.get(`openrouter-${block.id}`)) as JSONValue[]) || []
+              }
+          }
           toolCallParts.push({
             type: 'tool-call',
             toolName: block.name,
@@ -514,6 +517,13 @@ function mapAnthropicThinkToAISdkProviderOptions(
       }
     }
   }
+  if (provider.id === SystemProviderIds.openrouter) {
+    return {
+      openrouter: {
+        ...mapToOpenRouterProviderOptions(config)
+      }
+    }
+  }
   return undefined
 }
 
@@ -545,6 +555,17 @@ function mapToOpenAIProviderOptions(
   }
 }
 
+function mapToOpenRouterProviderOptions(
+  config: NonNullable<MessageCreateParams['thinking']>
+): OpenRouterProviderOptions {
+  return {
+    reasoning: {
+      enabled: config.type === 'enabled',
+      effort: 'high'
+    }
+  }
+}
+
 /**
  * Core stream execution function - single source of truth for AI SDK calls
  */
@@ -580,9 +601,8 @@ async function executeStream(config: ExecuteStreamConfig): Promise<AiSdkToAnthro
     onEvent: onEvent || (() => {})
   })
 
-  // Execute stream - pass model object instead of string
   const result = await executor.streamText({
-    model, // Now passing LanguageModel object, not string
+    model,
     messages: coreMessages,
     // FIXME: Claude Code传入的maxToken会超出有些模型限制，需做特殊处理，可能在v2好修复一点，现在维护的成本有点高
     // 已知: 豆包