# Chatmaid Developers > Chatmaid Developers is a WhatsApp messaging API for developers and AI agents. This file gives LLMs an index of all documentation pages. For the full concatenated content, fetch /llms-full.txt. For a single page as markdown, append `.mdx` to any docs URL (e.g. /docs/getting-started.mdx). ## Documentation - [Account](https://developers.chatmaid.net/docs/account.mdx): Read account profile and usage data via API key. - [API Reference](https://developers.chatmaid.net/docs/api-reference.mdx): Endpoint-level parameters and response fields for integration APIs. - [Authentication](https://developers.chatmaid.net/docs/authentication.mdx): API key authentication and environment behavior. - [Cookbook](https://developers.chatmaid.net/docs/cookbook.mdx): End-to-end implementation workflow from setup to production. - [Environments](https://developers.chatmaid.net/docs/environments.mdx): Single-host model, key-based environment behavior, and go-live path. - [Errors](https://developers.chatmaid.net/docs/errors.mdx): Error response format and common troubleshooting paths. - [Getting Started](https://developers.chatmaid.net/docs/getting-started.mdx): End-to-end quickstart from account creation to first message. - [Overview](https://developers.chatmaid.net/docs.mdx): Introduction to the Chatmaid Developers platform and API contract. - [Build with AI agents](https://developers.chatmaid.net/docs/mcp.mdx): Two ways to make Claude Code, Cursor, Windsurf, and Claude Desktop send WhatsApp messages: point them at our markdown docs, or install the Chatmaid MCP server. - [Messages](https://developers.chatmaid.net/docs/messages.mdx): Send, list, and inspect WhatsApp messages via API. - [Phone Numbers](https://developers.chatmaid.net/docs/phone-numbers.mdx): List connected phone numbers and inspect connection status. - [Webhooks](https://developers.chatmaid.net/docs/webhooks.mdx): Consume webhook events, verify signatures, and handle retries.