diff --git a/config.js b/config.js
index 017200f..ad792a2 100644
--- a/config.js
+++ b/config.js
@@ -58,7 +58,7 @@ export function getModelReasoning(modelId) {
     return null;
   }
   const reasoningLevel = model.reasoning.toLowerCase();
-  if (['low', 'medium', 'high', 'auto'].includes(reasoningLevel)) {
+  if (['low', 'medium', 'high', 'xhigh', 'auto'].includes(reasoningLevel)) {
     return reasoningLevel;
   }
   return null;
diff --git a/config.json b/config.json
index 52f52d0..177ab03 100644
--- a/config.json
+++ b/config.json
@@ -57,11 +57,18 @@
       "provider": "openai"
     },
     {
-      "name": "GPT-5.1-Codex",
+      "name": "GPT-5.1 Codex",
       "id": "gpt-5.1-codex",
       "type": "openai",
       "reasoning": "off",
       "provider": "openai"
+    },    
+    {
+      "name": "GPT-5.1 Codex Max",
+      "id": "gpt-5.1-codex-max",
+      "type": "openai",
+      "reasoning": "auto",
+      "provider": "openai"
     },
     {
       "name": "GLM-4.6",
diff --git a/routes.js b/routes.js
index c5c7a07..5b1a33e 100644
--- a/routes.js
+++ b/routes.js
@@ -312,7 +312,7 @@ async function handleDirectResponses(req, res) {
     if (reasoningLevel === 'auto') {
       // Auto模式：保持原始请求的reasoning字段不变
       // 如果原始请求有reasoning字段就保留，没有就不添加
-    } else if (reasoningLevel && ['low', 'medium', 'high'].includes(reasoningLevel)) {
+    } else if (reasoningLevel && ['low', 'medium', 'high', 'xhigh'].includes(reasoningLevel)) {
       modifiedRequest.reasoning = {
         effort: reasoningLevel,
         summary: 'auto'
@@ -463,11 +463,12 @@ async function handleDirectMessages(req, res) {
     if (reasoningLevel === 'auto') {
       // Auto模式：保持原始请求的thinking字段不变
       // 如果原始请求有thinking字段就保留，没有就不添加
-    } else if (reasoningLevel && ['low', 'medium', 'high'].includes(reasoningLevel)) {
+    } else if (reasoningLevel && ['low', 'medium', 'high', 'xhigh'].includes(reasoningLevel)) {
       const budgetTokens = {
         'low': 4096,
         'medium': 12288,
-        'high': 24576
+        'high': 24576,
+        'xhigh': 40960
       };
       
       modifiedRequest.thinking = {
diff --git a/start.sh b/start.sh
index 13c444e..c892f5c 100755
--- a/start.sh
+++ b/start.sh
@@ -1,4 +1,8 @@
 #!/bin/bash
 
+echo "FACTORY_API_KEY 当前值是" $FACTORY_API_KEY
+echo $FACTORY_API_KEY
+echo "Reset FACTORY_API_KEY..."
+export FACTORY_API_KEY=""
 echo "Starting droid2api server..."
 node server.js
diff --git a/transformers/request-anthropic.js b/transformers/request-anthropic.js
index d3aee14..108b1f4 100644
--- a/transformers/request-anthropic.js
+++ b/transformers/request-anthropic.js
@@ -119,12 +119,13 @@ export function transformToAnthropic(openaiRequest) {
       anthropicRequest.thinking = openaiRequest.thinking;
     }
     // If original request has no thinking field, don't add one
-  } else if (reasoningLevel && ['low', 'medium', 'high'].includes(reasoningLevel)) {
+  } else if (reasoningLevel && ['low', 'medium', 'high', 'xhigh'].includes(reasoningLevel)) {
     // Specific level: override with model configuration
     const budgetTokens = {
       'low': 4096,
       'medium': 12288,
-      'high': 24576
+      'high': 24576,
+      'xhigh': 24576
     };
     
     anthropicRequest.thinking = {
@@ -189,7 +190,7 @@ export function getAnthropicHeaders(authHeader, clientHeaders = {}, isStreaming
   if (reasoningLevel === 'auto') {
     // Auto mode: don't modify anthropic-beta header, preserve original
     // betaValues remain unchanged from client headers
-  } else if (reasoningLevel && ['low', 'medium', 'high'].includes(reasoningLevel)) {
+  } else if (reasoningLevel && ['low', 'medium', 'high', 'xhigh'].includes(reasoningLevel)) {
     // Add thinking beta if not already present
     if (!betaValues.includes(thinkingBeta)) {
       betaValues.push(thinkingBeta);
diff --git a/transformers/request-common.js b/transformers/request-common.js
index 42fb991..594a4d2 100644
--- a/transformers/request-common.js
+++ b/transformers/request-common.js
@@ -44,7 +44,7 @@ export function transformToCommon(openaiRequest) {
   if (reasoningLevel === 'auto') {
     // Auto mode: preserve original request's reasoning_effort field exactly as-is
     // If original request has reasoning_effort field, keep it; otherwise don't add one
-  } else if (reasoningLevel && ['low', 'medium', 'high'].includes(reasoningLevel)) {
+  } else if (reasoningLevel && ['low', 'medium', 'high', 'xhigh'].includes(reasoningLevel)) {
     // Specific level: override with model configuration
     commonRequest.reasoning_effort = reasoningLevel;
   } else {
diff --git a/transformers/request-openai.js b/transformers/request-openai.js
index 091daae..cb602cb 100644
--- a/transformers/request-openai.js
+++ b/transformers/request-openai.js
@@ -100,7 +100,7 @@ export function transformToOpenAI(openaiRequest) {
       targetRequest.reasoning = openaiRequest.reasoning;
     }
     // If original request has no reasoning field, don't add one
-  } else if (reasoningLevel && ['low', 'medium', 'high'].includes(reasoningLevel)) {
+  } else if (reasoningLevel && ['low', 'medium', 'high', 'xhigh'].includes(reasoningLevel)) {
     // Specific level: override with model configuration
     targetRequest.reasoning = {
       effort: reasoningLevel,