diff --git a/apps/local/package.json b/apps/local/package.json
index 6c5ae9131..26f877d9b 100644
--- a/apps/local/package.json
+++ b/apps/local/package.json
@@ -46,7 +46,7 @@
     "@executor-js/sdk": "workspace:*",
     "@executor-js/vite-plugin": "workspace:*",
     "@libsql/client": "catalog:",
-    "@modelcontextprotocol/sdk": "^1.12.1",
+    "@modelcontextprotocol/sdk": "^1.29.0",
     "@tanstack/react-router": "catalog:",
     "drizzle-orm": "catalog:",
     "effect": "catalog:",
diff --git a/bun.lock b/bun.lock
index adf616729..c004c4bcc 100644
--- a/bun.lock
+++ b/bun.lock
@@ -300,7 +300,7 @@
         "@executor-js/sdk": "workspace:*",
         "@executor-js/vite-plugin": "workspace:*",
         "@libsql/client": "catalog:",
-        "@modelcontextprotocol/sdk": "^1.12.1",
+        "@modelcontextprotocol/sdk": "^1.29.0",
         "@tanstack/react-router": "catalog:",
         "drizzle-orm": "catalog:",
         "effect": "catalog:",
@@ -703,7 +703,7 @@
         "@executor-js/execution": "workspace:*",
         "@executor-js/sdk": "workspace:*",
         "@modelcontextprotocol/ext-apps": "^1.7.4",
-        "@modelcontextprotocol/sdk": "^1.12.1",
+        "@modelcontextprotocol/sdk": "^1.29.0",
         "effect": "catalog:",
         "zod": "4.3.6",
       },
@@ -721,7 +721,7 @@
         "@executor-js/react": "workspace:*",
         "@executor-js/runtime-quickjs": "workspace:*",
         "@modelcontextprotocol/ext-apps": "^1.7.4",
-        "@modelcontextprotocol/sdk": "^1.12.1",
+        "@modelcontextprotocol/sdk": "^1.29.0",
         "@tanstack/react-query": "^5.99.0",
         "effect": "catalog:",
         "esbuild": "^0.27.7",
diff --git a/packages/hosts/mcp-apps-shell/package.json b/packages/hosts/mcp-apps-shell/package.json
index af2ca34b7..f2f762f38 100644
--- a/packages/hosts/mcp-apps-shell/package.json
+++ b/packages/hosts/mcp-apps-shell/package.json
@@ -69,7 +69,7 @@
     "@executor-js/react": "workspace:*",
     "@executor-js/runtime-quickjs": "workspace:*",
     "@modelcontextprotocol/ext-apps": "^1.7.4",
-    "@modelcontextprotocol/sdk": "^1.12.1",
+    "@modelcontextprotocol/sdk": "^1.29.0",
     "@tanstack/react-query": "^5.99.0",
     "effect": "catalog:",
     "esbuild": "^0.27.7",
diff --git a/packages/hosts/mcp/package.json b/packages/hosts/mcp/package.json
index 2c0345b46..1e8dd7c4f 100644
--- a/packages/hosts/mcp/package.json
+++ b/packages/hosts/mcp/package.json
@@ -48,7 +48,7 @@
     "@executor-js/execution": "workspace:*",
     "@executor-js/sdk": "workspace:*",
     "@modelcontextprotocol/ext-apps": "^1.7.4",
-    "@modelcontextprotocol/sdk": "^1.12.1",
+    "@modelcontextprotocol/sdk": "^1.29.0",
     "effect": "catalog:",
     "zod": "4.3.6"
   },