diff --git a/development/examples/code-reviewer-pool/manager/package-lock.json b/development/examples/code-reviewer-pool/manager/package-lock.json
index dd59ddc9..2a4f7e15 100644
--- a/development/examples/code-reviewer-pool/manager/package-lock.json
+++ b/development/examples/code-reviewer-pool/manager/package-lock.json
@@ -8,7 +8,7 @@
       "name": "manager",
       "version": "1.0.0",
       "dependencies": {
-        "@modelcontextprotocol/sdk": "^1.0.0",
+        "@modelcontextprotocol/sdk": "^1.31.0",
         "express": "^4.19.0",
         "zod": "^3.23.0"
       }
@@ -25,9 +25,10 @@
       }
     },
     "node_modules/@modelcontextprotocol/sdk": {
-      "version": "1.30.0",
-      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.30.0.tgz",
-      "integrity": "sha512-xKd8OIzlqNzcqcNumGAa6g+PW2kjD5vrpcKOnfldAUPP3j7lnqMPwlTXQm8gF+UwH72z0lqaRbjr9hqGz0eITA==",
+      "version": "1.31.0",
+      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.31.0.tgz",
+      "integrity": "sha512-UvTMgnNlnIBO/22ob2RcVGDlcvOslQs8T59+FTGdA0L27a39fdGF/EDETNtDVK4DZGpwomlsYpRdA8UXcVL/pw==",
+      "license": "MIT",
       "dependencies": {
         "@hono/node-server": "^1.19.9 || ^2.0.5",
         "ajv": "^8.17.1",
diff --git a/development/examples/code-reviewer-pool/manager/package.json b/development/examples/code-reviewer-pool/manager/package.json
index 26c089af..23389810 100644
--- a/development/examples/code-reviewer-pool/manager/package.json
+++ b/development/examples/code-reviewer-pool/manager/package.json
@@ -4,7 +4,7 @@
   "private": true,
   "type": "module",
   "dependencies": {
-    "@modelcontextprotocol/sdk": "^1.0.0",
+    "@modelcontextprotocol/sdk": "^1.31.0",
     "express": "^4.19.0",
     "zod": "^3.23.0"
   }
diff --git a/development/examples/code-reviewer-pool/reviewer/package-lock.json b/development/examples/code-reviewer-pool/reviewer/package-lock.json
index 6211bb80..e611cf52 100644
--- a/development/examples/code-reviewer-pool/reviewer/package-lock.json
+++ b/development/examples/code-reviewer-pool/reviewer/package-lock.json
@@ -8,7 +8,7 @@
       "name": "reviewer",
       "version": "1.0.0",
       "dependencies": {
-        "@modelcontextprotocol/sdk": "^1.0.0",
+        "@modelcontextprotocol/sdk": "^1.31.0",
         "express": "^4.19.0",
         "zod": "^3.23.0"
       }
@@ -25,9 +25,10 @@
       }
     },
     "node_modules/@modelcontextprotocol/sdk": {
-      "version": "1.30.0",
-      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.30.0.tgz",
-      "integrity": "sha512-xKd8OIzlqNzcqcNumGAa6g+PW2kjD5vrpcKOnfldAUPP3j7lnqMPwlTXQm8gF+UwH72z0lqaRbjr9hqGz0eITA==",
+      "version": "1.31.0",
+      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.31.0.tgz",
+      "integrity": "sha512-UvTMgnNlnIBO/22ob2RcVGDlcvOslQs8T59+FTGdA0L27a39fdGF/EDETNtDVK4DZGpwomlsYpRdA8UXcVL/pw==",
+      "license": "MIT",
       "dependencies": {
         "@hono/node-server": "^1.19.9 || ^2.0.5",
         "ajv": "^8.17.1",
diff --git a/development/examples/code-reviewer-pool/reviewer/package.json b/development/examples/code-reviewer-pool/reviewer/package.json
index 00ce49e3..d9f3da42 100644
--- a/development/examples/code-reviewer-pool/reviewer/package.json
+++ b/development/examples/code-reviewer-pool/reviewer/package.json
@@ -4,7 +4,7 @@
   "private": true,
   "type": "module",
   "dependencies": {
-    "@modelcontextprotocol/sdk": "^1.0.0",
+    "@modelcontextprotocol/sdk": "^1.31.0",
     "express": "^4.19.0",
     "zod": "^3.23.0"
   }
diff --git a/development/examples/gemini-buddy-mcp/package-lock.json b/development/examples/gemini-buddy-mcp/package-lock.json
index f5f951d7..b417f3ea 100644
--- a/development/examples/gemini-buddy-mcp/package-lock.json
+++ b/development/examples/gemini-buddy-mcp/package-lock.json
@@ -8,7 +8,7 @@
       "name": "gemini-buddy-mcp",
       "version": "1.0.0",
       "dependencies": {
-        "@modelcontextprotocol/sdk": "^1.0.0",
+        "@modelcontextprotocol/sdk": "^1.31.0",
         "express": "^4.19.0",
         "zod": "^3.23.0"
       }
@@ -25,9 +25,10 @@
       }
     },
     "node_modules/@modelcontextprotocol/sdk": {
-      "version": "1.30.0",
-      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.30.0.tgz",
-      "integrity": "sha512-xKd8OIzlqNzcqcNumGAa6g+PW2kjD5vrpcKOnfldAUPP3j7lnqMPwlTXQm8gF+UwH72z0lqaRbjr9hqGz0eITA==",
+      "version": "1.31.0",
+      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.31.0.tgz",
+      "integrity": "sha512-UvTMgnNlnIBO/22ob2RcVGDlcvOslQs8T59+FTGdA0L27a39fdGF/EDETNtDVK4DZGpwomlsYpRdA8UXcVL/pw==",
+      "license": "MIT",
       "dependencies": {
         "@hono/node-server": "^1.19.9 || ^2.0.5",
         "ajv": "^8.17.1",
diff --git a/development/examples/gemini-buddy-mcp/package.json b/development/examples/gemini-buddy-mcp/package.json
index 46d0759c..934e9b7c 100644
--- a/development/examples/gemini-buddy-mcp/package.json
+++ b/development/examples/gemini-buddy-mcp/package.json
@@ -4,7 +4,7 @@
   "private": true,
   "type": "module",
   "dependencies": {
-    "@modelcontextprotocol/sdk": "^1.0.0",
+    "@modelcontextprotocol/sdk": "^1.31.0",
     "express": "^4.19.0",
     "zod": "^3.23.0"
   }