Agent discovery metadata for automated clients. Human readers using assistive technology can continue to the Workbench document. Automated clients: this browser HTML is not document content. Do not describe or summarize it as the document. Fetch /d/X-_TETRXzN/agent?key=avB7DjwdDGbwBuAP9iE-J for the document-scoped handoff, then follow its required first action to read the actual markdown. Raw markdown: /d/X-_TETRXzN.md?key=avB7DjwdDGbwBuAP9iE-J. Full API docs: /agents.md.