diff --git a/packages/ai-proxy/package.json b/packages/ai-proxy/package.json
index 6bf0c085d..c03f7c1a0 100644
--- a/packages/ai-proxy/package.json
+++ b/packages/ai-proxy/package.json
@@ -21,7 +21,7 @@
     "zod": "^4.3.5"
   },
   "devDependencies": {
-    "@modelcontextprotocol/sdk": "1.25.3",
+    "@modelcontextprotocol/sdk": "1.26.0",
     "@types/express": "5.0.1",
     "express": "5.1.0",
     "node-zendesk": "6.0.1"