diff --git a/mcpb/package-lock.json b/mcpb/package-lock.json
index ca788f7..eb30147 100644
--- a/mcpb/package-lock.json
+++ b/mcpb/package-lock.json
@@ -20,11 +20,11 @@
         "@biomejs/biome": "^2.5.12",
         "@modelcontextprotocol/client": "^2.0.0",
         "@modelcontextprotocol/ext-apps": "^1.7.5",
-        "@types/node": "^26.2.0",
+        "@types/node": "^26.4.0",
         "esbuild": "^0.28.2",
-        "gpt-tokenizer": "^3.4.0",
+        "gpt-tokenizer": "^4.0.0",
         "rimraf": "^6.1.3",
-        "tsx": "^4.23.12",
+        "tsx": "^4.23.13",
         "typescript": "^7.0.2"
       },
       "engines": {
@@ -1303,9 +1303,9 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "26.2.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.2.0.tgz",
-      "integrity": "sha512-5IviulTZeRNp2vAJ514cc/HUlY5nZ9fCbq9DMyC52BrhFZACo3nI0R7qBxhQmo/d27NFe96ur/b7Wwxklda+kg==",
+      "version": "26.4.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.4.0.tgz",
+      "integrity": "sha512-faiGnoIrLH/V8cibOMEAZ8pMw6oXqSukl29ra4mN8GdaB2ZewzeaLj+INpV5N+Z1eKWzY+IzaIZH2EIR6YZRNQ==",
       "license": "MIT",
       "dependencies": {
         "undici-types": "~8.3.0"
@@ -2666,9 +2666,9 @@
       }
     },
     "node_modules/gpt-tokenizer": {
-      "version": "3.4.0",
-      "resolved": "https://registry.npmjs.org/gpt-tokenizer/-/gpt-tokenizer-3.4.0.tgz",
-      "integrity": "sha512-wxFLnhIXTDjYebd9A9pGl3e31ZpSypbpIJSOswbgop5jLte/AsZVDvjlbEuVFlsqZixVKqbcoNmRlFDf6pz/UQ==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/gpt-tokenizer/-/gpt-tokenizer-4.0.0.tgz",
+      "integrity": "sha512-YAWIyzvuVUHEfW7tFfFAxH8qQb+Q3RU9nYOTy7skMNX5qzU6Q8jxTHZLyO56ug1vYvCR7wndzpd3jwD86/mhjQ==",
       "dev": true,
       "license": "MIT"
     },
@@ -3631,9 +3631,9 @@
       }
     },
     "node_modules/tsx": {
-      "version": "4.23.12",
-      "resolved": "https://registry.npmjs.org/tsx/-/tsx-4.23.12.tgz",
-      "integrity": "sha512-FDf4L4sYzKtzWYhU/Xm0AQFdTjdIxNo9ElTf2mxXM6k8YMHXzYUe4yODVaXP4V9uMFbVg8c0qyBccK2OOxb45Q==",
+      "version": "4.23.13",
+      "resolved": "https://registry.npmjs.org/tsx/-/tsx-4.23.13.tgz",
+      "integrity": "sha512-BL5MGkRln6aDYhb0xbQlEAGw743BaZYWdbWtdJOBriYJboKgUUYCadFp2/FpBBZquBC/ezNBn7wMMPx7FDZUDw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/mcpb/package.json b/mcpb/package.json
index d7af754..e82c4a0 100644
--- a/mcpb/package.json
+++ b/mcpb/package.json
@@ -78,11 +78,11 @@
     "@biomejs/biome": "^2.5.12",
     "@modelcontextprotocol/client": "^2.0.0",
     "@modelcontextprotocol/ext-apps": "^1.7.5",
-    "@types/node": "^26.2.0",
+    "@types/node": "^26.4.0",
     "esbuild": "^0.28.2",
-    "gpt-tokenizer": "^3.4.0",
+    "gpt-tokenizer": "^4.0.0",
     "rimraf": "^6.1.3",
-    "tsx": "^4.23.12",
+    "tsx": "^4.23.13",
     "typescript": "^7.0.2"
   }
 }