What: Automatic detection when Claude Code runs as a GitHub Action
How to use: Set the environment variable in your GitHub workflow:
- name: Run Claude Code
env:
CLAUDE_CODE_ACTION: true
run: claude -p "Review this PR"Details:
- Accepts flexible values: "1", "true", "yes", "on" (case-insensitive)
- Sets entrypoint to "claude-code-github-action" for proper telemetry
- Enables GitHub Action-specific behavior and logging
- Evidence:
yT8()at line 469210,jA()validation at line 3336