MCP servers that post to Slack, Discord & chat
Post messages, read channels, and react across team chat tools.
25 servers · Last updated August 1, 2026
TL;DR: These servers connect your agent to team chat — posting messages, reading channels, and managing threads in Slack, Discord, Telegram, WhatsApp and more. They're the backbone of notification and ops agents. Permissions matter: a bot that can post anywhere is also a bot that can leak anywhere.
Bottom line: if you only try one, WhatsApp MCP Server (lharries) is the most popular, verified option for this (5,700★). 24 more compared below.
Compare 25 servers
| Server | Transport | Auth | Verified | Stars | Tools for this |
|---|---|---|---|---|---|
| WhatsApp MCP Server (lharries) | Local (stdio) | No auth | 5,700 | list_chats, list_messages, get_chat +6 | |
| LinkedIn MCP Server | Local (stdio) | No auth | — | 2,611 | send_message |
| Slack MCP Server (korotovsky) | Local (stdio) | API key | 1,700 | conversations_add_message, conversations_search_messages, channels_list | |
| Telegram MCP Server (chigwell) | Local (stdio) | API key | 1,200 | get_chats / list_chats, send_message, edit_message / delete_message +5 | |
| Gmail MCP Server (GongRzhe) | Local (stdio) | OAuth | 1,100 | send_email | |
| LINE Bot MCP Server | Local (stdio) | API key | — | 599 | push_text_message, push_flex_message, broadcast_text_message +2 |
| Resend Email MCP Server | Local (stdio) | API key | 530 | send_email | |
| joinly | Remote (HTTP) | No auth | — | 527 | send_chat_message, get_chat_history |
| yutu | Local (stdio) | OAuth | — | 518 | channel, channelBanner, channelSection +1 |
| Twitter MCP | Local (stdio) | API key | — | 401 | post_tweet |
| Discord MCP | Remote (HTTP) | API key | — | 358 | send_private_message, edit_private_message, delete_private_message +25 |
| Mac Messages MCP | Local (stdio) | No auth | — | 297 | tool_get_recent_messages, tool_send_message, tool_get_chats +2 |
| Zapier MCP Server (Remote) | Remote (HTTP) | API key | 295 | send_feedback | |
| Email MCP Server (IMAP/SMTP) | Local (stdio) | API key | 254 | send_email | |
| Instagram DM MCP | Local (stdio) | API key | — | 174 | send_message, send_photo_message, send_video_message +7 |
| JMAP MCP Server | Local (stdio) | API key | — | 172 | send_email |
| Slack MCP Server (Ubie) | Local (stdio) | API key | 110 | slack_list_channels, slack_post_message, slack_reply_to_thread +6 | |
| Discord MCP Server (barryyip0625) | Local (stdio) | API key | 92 | discord_login, discord_list_servers, discord_get_server_info +12 | |
| Nylas MCP Server (Remote) | Remote (HTTP) | API key | 40 | send_message, list_messages | |
| WeCom Group Robot (mcp-wecombot-server) | Local (stdio) | API key | — | 38 | send_text, send_markdown, send_image +2 |
| Nostr MCP Server | Local (stdio) | API key | — | 37 | post_note, send_zap |
| Infobip MCP Servers | Remote (HTTP) | OAuth | — | 31 | Message server (https://mcp.infobip.com/message) |
| Slack MCP Server (session-based) | Local (stdio) | API key | — | 28 | slack_health_check, slack_token_status, slack_refresh_tokens +18 |
| iMessage MCP | Local (stdio) | No auth | — | 28 | search_messages, get_recent_messages, get_chats +1 |
| Discord MCP Server (IQAI) | Local (stdio) | API key | 5 | discord_login, discord_get_server_info, discord_send +7 |
The servers
Connect your personal WhatsApp: search, read and send messages and media locally
Lets agents read LinkedIn profiles, companies, jobs and messages through your own logged-in browser session.
Powerful Slack MCP with stdio/SSE/HTTP, DMs, group DMs and no-admin token auth
Full Telegram user-account MCP via MTProto: read chats, manage groups, send messages
Gmail MCP with auto OAuth: send, search, label and manage email
Connect AI agents to a LINE Official Account via the LINE Messaging API.
Official Resend MCP to compose and send transactional email from your assistant
Make your meetings accessible to AI agents — let them join, talk, and act in Zoom, Meet & Teams calls in real time.
CLI and MCP server for YouTube — upload, optimize, and manage videos, playlists, comments, and channel branding.
Post tweets and search Twitter/X from Claude or any MCP client using your Twitter API keys.
Connect AI assistants to Discord — manage channels, messages, roles, members, events and more via a JDA-powered bot.
Read and send macOS iMessage/SMS from your Messages database, with attachments and contacts.
Remote MCP bridging assistants to Slack, Gmail, Teams and thousands of comms apps
Provider-agnostic email MCP over IMAP/SMTP — read, search and send from any mailbox
Send, read and search Instagram DMs from your AI client: 22 tools for messages, media, threads and user lookups.
MCP server for interacting with JMAP email servers (FastMail, Stalwart, Cyrus, James) — search, read, send, and manage email.
Bot-token Slack MCP for posting, reading channels and searching messages
Discord MCP for messaging, channel/forum management, reactions and webhooks
Hosted remote MCP for email, calendar and contacts across Gmail, Outlook, IMAP
Send text, markdown, image, news, and template-card messages to a WeCom (WeChat Work) group robot.
Let AI models post notes and send Lightning zaps on the Nostr protocol.
Official remote MCP servers for the Infobip CPaaS platform — send SMS, WhatsApp, Email, Voice, run 2FA, and manage customer data.
Session-token Slack access for AI agents — no OAuth, no app registration, 21 tools, one command.
Read-only MCP server for searching and reading your macOS iMessage history and Contacts.
Discord MCP with messaging, forums, reactions, webhooks and sampling support
Use these in a stack
FAQ
Which chat platforms have MCP servers?
Slack, Discord, Telegram, WhatsApp and Microsoft Teams all have community or official MCP servers — see each on the directory for the exact tool set.
Can the AI read messages, or only send?
Depends on the server. Many expose both read (list channels/messages) and write (post) tools; check the tool list before assuming.