# API Doc Entity
### Scope
- **Purpose**: Document X.AI Grok API endpoint coverage requirements for `api_xai`.
- **Responsibility**: Master file listing all API coverage doc instances with ID, name, and status.
- **In Scope**: HTTP endpoint contracts, feature-gating policy, error handling requirements, compatibility guarantees.
- **Out of Scope**: Implementation details (see `src/`), test cases (see `tests/`).
### Overview Table
| 001 | [Endpoint Coverage](001_endpoint_coverage.md) | Required X.AI API endpoint coverage and feature-gating policy | ✅ |