Communication MCP servers

Microsoft Teams for Claude — read any chat or channel and its unread messages; send and react

MCP server for Mailjet: contacts, messages, campaigns. Needs free API keys.

Fathom AI meeting transcription MCP server for Model Context Protocol hosts

Email Automation MCP Server by MEOK AI Labs

FastMCP server that pages on-call via 100+ notification channels (Apprise wrapper)

MCP server for Take Blip — chatbots, messaging, contacts, broadcasts

Send emails and manage sending domains, suppression lists, and delivery analytics

MCP server for SMS.RU API — send SMS, check status, balance. 3 tools.

Query any Gotify server: send messages, list messages, list applications.

Amazon Alexa for Claude — Echo devices, announcements, routines, smart home, lists

Microsoft 365 Outlook mail via Graph: read, search, send, reply, forward, draft, move, delete.

WhatsApp MCP. SQLCipher-encrypted, scrubber-CI-gated, draft-and-confirm sends, voice transcription.

MCP server for SendGrid — global transactional + marketing email (Twilio-owned)

Send transactional emails, manage domains, and track delivery analytics

Query the Pusher HTTP API: channels, channel details, channel users.

Slack MCP server: channels, messages, threads, reactions, users, files, and scheduled messages

MCP server for Evolution API — WhatsApp messaging, instances, contacts

Send, read, organize emails, manage labels, drafts, and filters

MCP server for Mailgun: domains, stats, bounces, complaints. Needs a free API key.

Retell AI MCP server: voice agent phone calls, agent management, LLMs, and voice discovery

MCP server for Z-API — WhatsApp messaging, contacts, media

Keyless MCP server for Discord invites and server widgets. No bot token needed.

Temporary email domains from Mail.tm. No key required.

Lemmy communities and posts. No key required.