MCP servers that post to Slack, Discord & chat
Post messages, read channels, and react across team chat tools.
25 servers · Last updated November 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
Swipe the table sideways to compare every column.
| 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
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.