# Better Telegram MCP

mcp-name: io.github.n24q02m/better-telegram-mcp

**MCP server for Telegram with dual-mode support: Bot API (httpx) for quick bot integrations and MTProto (Telethon) for full user-account access.**

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## Features

- **Dual mode** -- Bot API (httpx) for bots, MTProto (Telethon) for user accounts
- **6 tools** with action dispatch: `message`, `chat`, `media`, `contact`, `config`, `help`
- **Auto-detect mode** -- Set bot token for bot mode, or API credentials for user mode
- **Web-based OTP auth** -- Browser-based authentication with remote relay support for headless environments
- **Tool annotations** -- Each tool declares `readOnlyHint`, `destructiveHint`, `idempotentHint`, `openWorldHint`
- **MCP Resources** -- Documentation available as `telegram://docs/*` resources
- **Security hardened** -- SSRF protection, path traversal prevention, error sanitization

## Setup

**With AI Agent** -- copy and send this to your AI agent:

> Please set up better-telegram-mcp for me. Follow this guide:
> https://raw.githubusercontent.com/n24q02m/better-telegram-mcp/main/docs/setup-with-agent.md

**Manual Setup** -- follow [docs/setup-manual.md](docs/setup-manual.md)

## Tools

| Tool | Actions | Description |
|:-----|:--------|:------------|
| `message` | `send`, `edit`, `delete`, `forward`, `pin`, `react`, `search`, `history` | Send, edit, delete, forward messages. Pin, react, search, browse history |
| `chat` | `list`, `info`, `create`, `join`, `leave`, `members`, `admin`, `settings`, `topics` | List and manage chats, groups, channels. Members, admin, forum topics |
| `media` | `send_photo`, `send_file`, `send_voice`, `send_video`, `download` | Send photos, files, voice notes, videos. Download media from messages |
| `contact` | `list`, `search`, `add`, `block` | List, search, add contacts. Block/unblock users (user mode only) |
| `config` | `status`, `set`, `cache_clear` | Server status, update runtime settings, clear cache |
| `help` | -- | Full documentation for any topic |

### MCP Resources

| URI | Content |
|:----|:--------|
| `telegram://docs/messages` | Message operations reference |
| `telegram://docs/chats` | Chat management reference |
| `telegram://docs/media` | Media send/download reference |
| `telegram://docs/contacts` | Contact management reference |
| `telegram://stats` | All documentation combined |

## Security

- **SSRF Protection** -- All URLs validated against internal/private IP ranges, DNS rebinding blocked
- **Path Traversal Prevention** -- File paths validated, sensitive directories blocked
- **Session File Security** -- 600 permissions, 2FA via web UI only (never stored in env vars)
- **Error Sanitization** -- Credentials never leaked in error messages

## Build from Source

```bash
git clone https://github.com/n24q02m/better-telegram-mcp.git
cd better-telegram-mcp
uv sync
uv run better-telegram-mcp
```

## License

MIT -- See [LICENSE](LICENSE).
