> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.360messenger.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.360messenger.com/_mcp/server.

# Overview

Send messages (typed), status/history, and message actions (reply, react, edit, delete, poll, …).