diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 27272481d..b56eebb4f 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -36,6 +36,9 @@ catalogs:
     '@iconify-json/tabler':
       specifier: ^1.2.26
       version: 1.2.26
+    '@modelcontextprotocol/sdk':
+      specifier: ^1.25.3
+      version: 1.25.3
     '@moeru/eslint-config':
       specifier: 0.1.0-beta.15
       version: 0.1.0-beta.15
@@ -3136,6 +3139,9 @@ importers:
       '@guiiai/logg':
         specifier: 'catalog:'
         version: 1.2.11
+      '@modelcontextprotocol/sdk':
+        specifier: 'catalog:'
+        version: 1.25.3(@cfworker/json-schema@4.1.1)(hono@4.11.3)(zod@4.3.5)
       '@moeru/std':
         specifier: 'catalog:'
         version: 0.1.0-beta.14
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
index f15a9e5ab..1ad4ff233 100644
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -37,6 +37,7 @@ catalog:
   '@histoire/plugin-vue': 1.0.0-beta.1
   '@iconify-json/logos': ^1.2.10
   '@iconify-json/tabler': ^1.2.26
+  '@modelcontextprotocol/sdk': ^1.25.3
   '@moeru/eslint-config': 0.1.0-beta.15
   '@moeru/eventa': '1.0.0-alpha.14'
   '@moeru/std': 0.1.0-beta.14
diff --git a/services/minecraft/package.json b/services/minecraft/package.json
index 5d61a8479..f5679852d 100644
--- a/services/minecraft/package.json
+++ b/services/minecraft/package.json
@@ -13,6 +13,7 @@
   },
   "dependencies": {
     "@guiiai/logg": "catalog:",
+    "@modelcontextprotocol/sdk": "catalog:",
     "@moeru/std": "catalog:",
     "@proj-airi/server-sdk": "^0.8.1",
     "@xsai/generate-text": "catalog:",