diff --git a/action.yml b/action.yml
index cbf36c9..4c9f640 100644
--- a/action.yml
+++ b/action.yml
@@ -93,6 +93,9 @@ outputs:
   branch_name:
     description: "The branch created by Claude Code for this execution"
     value: ${{ steps.prepare.outputs.CLAUDE_BRANCH }}
+  github_token:
+    description: "The GitHub token used by the action (Claude App token if available)"
+    value: ${{ steps.prepare.outputs.github_token }}
 
 runs:
   using: "composite"
diff --git a/src/entrypoints/prepare.ts b/src/entrypoints/prepare.ts
index a406a3b..7c3e8d5 100644
--- a/src/entrypoints/prepare.ts
+++ b/src/entrypoints/prepare.ts
@@ -61,6 +61,9 @@ async function run() {
     });
 
     // MCP config is handled by individual modes (tag/agent) and included in their claude_args output
+    
+    // Expose the GitHub token (Claude App token) as an output
+    core.setOutput("github_token", githubToken);
 
     // Step 6: Get system prompt from mode if available
     if (mode.getSystemPrompt) {