# GTR Socials API Documentation > SMM panel API for listing services, placing orders, checking status, refills, cancels, and balance. For AI agents: prefer the Markdown docs below. Humans can use the HTML page. ## Docs - [API reference (HTML)](https://gtrsocials.com/api): Human-readable API documentation - [API reference (Markdown)](https://gtrsocials.com/api.md): Full API docs formatted for LLMs and coding agents - [MCP server](https://gtrsocials.com/mcp): Connect in Cursor or VS Code for tool access to these docs - [PHP example client](https://gtrsocials.com/example.txt): Sample PHP client for /api/v2 ## Endpoints - POST https://gtrsocials.com/api/v2 — Single endpoint; choose behavior with the `action` parameter (`services`, `add`, `status`, `refill`, `refill_status`, `cancel`, `balance`)