diff --git a/packages/llm/llm-gemini/package.json b/packages/llm/llm-gemini/package.json
index 0615abf..66e2e75 100644
--- a/packages/llm/llm-gemini/package.json
+++ b/packages/llm/llm-gemini/package.json
@@ -10,7 +10,7 @@
     "dev": "tsc --watch"
   },
   "dependencies": {
-    "@google/genai": "^2.19.0",
+    "@google/genai": "^2.21.0",
     "@obyflow/core": "workspace:*",
     "@obyflow/llm-core": "workspace:*"
   },
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 2da274f..e0ee649 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -144,8 +144,8 @@ importers:
   packages/llm/llm-gemini:
     dependencies:
       '@google/genai':
-        specifier: ^2.19.0
-        version: 2.19.0
+        specifier: ^2.21.0
+        version: 2.21.0
       '@obyflow/core':
         specifier: workspace:*
         version: link:../../core
@@ -256,8 +256,8 @@ packages:
     resolution: {integrity: sha512-+CNAzxglkrpNf/kKywqQfk74QjtceuOE7Qm+AF8miRvPF/wmmK5+OJOgVh3AVTT3RP2mH3+FOaxlE5v72owk0A==}
     engines: {node: ^20.19.0 || ^22.13.0 || >=24}
 
-  '@google/genai@2.19.0':
-    resolution: {integrity: sha512-IM3u1FjpOLyOPsPh0smGA6Ntj2olUWCPbTs/WQj7cA/2AKCGw/652W7IaySx0XtwuscFnMYBoraebQusSZ0zSQ==}
+  '@google/genai@2.21.0':
+    resolution: {integrity: sha512-+PDtco2/Z0ONdzCGekCoCT+O1VJS9xJQNN4XzQpXG/t3El/SWWMkCWlFRO1KmivOHPa4Q0VjUYu1HBKCZ/v33Q==}
     engines: {node: '>=20.0.0'}
     peerDependencies:
       '@modelcontextprotocol/sdk': ^1.25.2
@@ -1351,7 +1351,7 @@ snapshots:
       '@eslint/core': 1.2.1
       levn: 0.4.1
 
-  '@google/genai@2.19.0':
+  '@google/genai@2.21.0':
     dependencies:
       google-auth-library: 10.9.1
       p-retry: 4.6.2