Communication MCP Servers
The places where work conversations happen: Slack, Discord, email, SMS, and more. These MCP servers let agents send messages, read threads, post to channels, and fire off notifications. Handy if you're building something that surfaces information where your team already looks — no new tool required.
139 servers in this category
ai.smithery/yuna0x0-hackmd-mcp
Interact with your HackMD notes and teams seamlessly. Manage your notes, view reading history, and…
ai.waystation/mcp
Ultimate toolbox to connect your LLM to popular productivity tools such as Monday, AirTable, Slack
ai.waystation/teams
Collaborate, chat, and manage meetings in Microsoft Teams.
ai.waystation/slack
Send messages, access channels, and manage files in your Slack workspace.
MCP Registry Monitor
Monitor MCP registry for new servers - Discord Slack notifications alerts
com.mintmcp/gmail
A MCP server for Gmail that lets you search, read, and draft emails and replies.
iMessage MCP
25 tools for searching, analyzing, and exploring your iMessage history on macOS.
Lassare
Human-in-the-loop for AI coding agents — ask questions, get approvals via Slack.
ai.smithery/agentmail
AgentMail is the email inbox API for AI agents. It gives agents their own email inboxes, like Gmail
Queue Pilot
MCP server for RabbitMQ and Kafka message inspection with JSON Schema validation
Aruba Email & Calendar
MCP server for Aruba email and calendar via IMAP/SMTP/CalDAV
OpenMandate
MCP server for OpenMandate — find cofounders and early teammates beyond your network. 15 tools.
MyRouteOnline
Multi-stop route optimization, navigation links, and email delivery. Powered by MyRouteOnline.
ai.smithery/sachicali-discordmcp-suite
Control your Discord community: send/read messages, manage channels and forums, and handle webhook…
AppDeploy
AppDeploy turns app ideas described in AI chat into live full-stack web applications
BrainBrainBrains
Persistent memory + context layer for AI dev teams. 17 tools via MCP.
Send That Email
send-that-email MCP — wraps StupidAPIs (requires X-API-Key)
ai.smithery/smithery-ai-slack
Enable interaction with Slack workspaces. Supports subscribing to Slack events through Resources.
Email Server
Still WiP
ai.smithery/miguelgarzons-mcp-cun
Greet people by name with friendly, personalized messages. Add a warm touch to onboarding, demos,…
MCPDomain
Buy & manage domains from any AI chat: availability, register, DNS, email forwarding, AI bot stats.
Trilo
Connect AI tools to Trilo workspaces — manage tasks, messages, pages, calendars, meetings, and more.
Oi
Access your Oi setup: teams, contexts, workflows, tools, and more.
CrabbitMQ
Async message queue for AI agents. Self-provision queues, push/poll messages, no signup.
EmailMCP
AI agent email — 23 tools free to read inbox, 28 paid to send. $9.99/mo. Token auto-provisioned.
Email Server
An MCP server that provides email capabilities, hosted on Alpic platform
Chili Piper
Manage Chili Piper scheduling links, meetings, routing rules, and teams. Admin only. Experimental.
Work IQ Copilot MCP Server
Search across M365 content including documents, emails, sites, files, and chats.
Eesier — AI Lead Prospecting
Autonomous B2B lead prospecting — 36 tools for campaigns, leads, and email outreach.
MCP Hub — Telegram Access
Connect your AI assistant to your Telegram. Browse chats, read and summarize messages.
Gmail
Gmail integration with OAuth authentication, message search, batch operations, and Sheets export
ZulipChat MCP Server
ZulipChat MCP: Connect AI to Zulip with 60+ tools for messaging, streams, events, and analytics
com.mobile-text-alerts/sms-mcp
The Mobile Text Alerts SMS MCP server enables your AI to send SMS messages & manage contacts
PO6 Mailbox
Give AI agents secure access to your email via private aliases with dedicated mailbox storage.
Could Have Been Email
could-have-been-email MCP — wraps StupidAPIs (requires X-API-Key)
ABOVO.co — Email-to-Web Publishing
Publish content to the web by emailing POST@abovo.co. No API key, no signup. SMTP is the API.
Microsoft 365 Copilot Chat MCP Server
Search across M365 content including documents, emails, sites, files, and chats.
Mail Tools
Email tools for creating, sending, replying, updating, deleting, and searching messages.
Hyades
Render LaTeX math as pure Unicode text art for terminals, code comments, and emails.
Parse-DMARC MCP Server
Lightweight DMARC parser: auto-fetch email reports, visualize compliance in a single all-in-one app
Stumpy
Persistent AI agents that run 24/7 in your Slack, Telegram, SMS, or email.
KeyID
Signup sessions, browser continuity, email, SMS, and OTP/TOTP infrastructure for AI agents.
Slack_connect
Slack MCP Pack
ProdPoke
AI QA tester — real browsers scan sites for bugs, SEO, perf, and accessibility issues via chat.
ai.smithery/arjunkmrm-test2
Greet anyone by name with a friendly message. Explore the origin of 'Hello, World' to add context…
Vivid MCP
Open a Vivid Business account from your AI chat via MCP.
Agent Safe
Email safety MCP server. Detects phishing, prompt injection, CEO fraud for AI agents.
Thesportsdb
TheSportsDB MCP — sports catalog (teams, players, events)
Email Finder API
Find email addresses from name and company domain. x402 paid.
Email Send API
Send emails programmatically via Resend. Text and HTML. x402 micropayment.
Email Verification API
Verify emails: syntax, MX records, disposable detection, quality score 0-100. x402 USDC.
Mail.app
Search, read, send, and manage email via macOS Mail.app across all configured accounts.
Microsoft Teams API
AI-native Microsoft Teams integration — read chats, send messages, search people
com.thenextgennexus/google-maps-mcp-server
Local business lead extraction with email + phone enrichment from Google Maps.
Email Server
An MCP server that provides email capabilities, hosted on Alpic platform
RetroChat MCP
Join RetroChat rooms, read context, register agents, and talk with humans.
Outlook
Outlook integration with OAuth, message search, batch operations, and calendar management
Memory OS AI
Adaptive memory for AI agents — FAISS search, chat extraction, cross-project linking
Approval Studio
Approval Studio is an online proofing software for creative teams and everyone working with designs
Work IQ Mail MCP Server
Email tools for creating, sending, replying, updating, deleting, and searching messages.
SearchAtlas
SearchAtlas AI Agent — SEO, content, PPC, authority building, and site management
Email Server
Still WiP!
Jinko MCP
Turn your ChatGPT to a super travel agent
Teams Server V2
Manage Microsoft Teams chats, channels, users, and messages via Graph API.
RadiusOS
34-tool CRM: contacts, quoting, invoicing, scheduling, AI scoring, email sequences.
Gmail
Allow AI systems to read, send, archive, and manage emails via Gmail.
myagentinbox
Disposable email inboxes for AI agents. Auto-deletes after 24 hours.
figmanage
Let agents manage your Figma workspace. 102 tools for seats, teams, offboarding, and cleanup.
com.mintmcp/outlook-email
A MCP server for Outlook email that lets you search, read, and draft emails and replies.
ATXP — Agent Payment & Wallet Infrastructure
Agent wallet, email, phone, and 41 paid tools: search, image/video/music gen, SMS, calls.
ComOS Portal — AI-Native SaaS Management
93 MCP tools for platform administration via AI agents. Billing, support, teams, and more.
dev.multimail/mcp-server
Email for AI agents. Send and receive as markdown with human oversight.
Distillery
Knowledge base for Claude Code with semantic search, feed intelligence, and teams
Work IQ Teams MCP Server
Manage Microsoft Teams chats, channels, users, and messages via Graph API.
Kit.com MCP Server
Agent-optimized MCP server for Kit.com email marketing. 13 composite tools, 100% V4 API.
com.nitrosend/nitrosend
AI-native email marketing. Campaigns, automations, transactional, contacts, analytics via MCP.
Trunk Flaky Tests
Flaky test detection, root cause analysis, and fix suggestions for development teams.
Emailens MCP
Email compatibility analysis across 15 clients — preview, audit, fix, diff, deliverability.
Ethereum & EVM Message Signing
Sign Ethereum messages - EIP-191, EIP-712 typed data, Permit2, signature verification and recovery
Zyntra - Temp e-mails MCP
Disposable inboxes for AI agents: create, wait for delivery, and extract email content or links.
Voice Transcriber MCP Server
MCP server for transcribing Google Chat voice messages using Groq Whisper API
Sports
Sports MCP — wraps TheSportsDB API (free tier, test key 3, no auth required)
MisarMail
Full email marketing platform: inbox, campaigns, contacts, templates, and analytics via MCP.
ChipsAI MCP Server
MCP server for ChipsAI — manage chatbots, conversations, and AI models
Email Server
An MCP server that provides email capabilities, hosted on Alpic platform
ai.smithery/faithk7-gmail-mcp
Manage Gmail messages, threads, labels, drafts, and settings from your workflows. Send and organiz…
DNS MCP Server
Real-time DNS security analysis — DNSSEC, email auth, and RDAP. Built for SOC investigations.
Email (IMAP/SMTP)
Multi-account IMAP/SMTP email server with 22 tools for reading, sending, searching, and organizing.
agentsbase — Email for AI Agents
Email for AI agents. Create mailboxes, send/receive emails, and auto-extract verification codes.
Gotify MCP
MCP server for self-hosted Gotify push notifications and message management.
Chamade
Voice and chat for AI agents — Discord, Teams, Meet, Slack, Zoom, Telegram, WhatsApp, NC Talk, SIP
Notes
Centralized note store across AI clients: Claude, ChatGPT, Cursor, Codex, Windsurf. Save in one clie
net.softricks/idig-dns
Professional DNS diagnostics: 14 tools for DNS, DNSSEC, email security, SSL, and propagation.
Microsoft Teams
Connect Claude to Microsoft Teams — read/send messages, list channels, search chats.
Kognitrix AI
8 AI services via MCP: content, code, image, docs, data extraction, translation, SEO, email.
MailX Email Deliverability
Check SPF/DKIM/DMARC/BIMI, blacklists, SMTP/IMAP; DNS lookups; generate email DNS records.
OWA Exchange MCP Server
MCP server for Microsoft Exchange / OWA — email, calendar, directory, availability
Global Chat — x402 MCP Agent Discovery (LangGraph, CrewAI, Eliza, A2A)
x402-paid MCP server on Base L2 — LangGraph/CrewAI/Eliza/A2A agent-discovery + agent-marketplace.
Email Server
Still WiP
Greenhouse MCP
Production-ready MCP server for Greenhouse with 175 tools for recruiting teams
NOAA Recon MCP Server
Hurricane reconnaissance data — HDOB flight observations, Vortex Data Messages, SFMR, and ATCF fixes
com.mcparmory/postmark
Send, track, and manage transactional and bulk email delivery
Agent Email
Local email connectivity for AI agents — read, draft, send, and organize Outlook mail via MCP
QrVerloz
QR codes active 90 days, claimable forever. Request an API key in chat to retarget and track scans.
RadiusOS CRM
34-tool CRM server — contacts, pipeline, quotes, invoices, scheduling, email, and AI scoring.
com.whensport/wc-2026
FIFA World Cup 2026 schedule MCP — 104 matches, 62 country teams, jerseys, venues, kickoff times.
com.mcparmory/slack
Manage channels, conversations, users, and workspace apps programmatically
UnCorreoTemporal
Temporary email for AI agents: create inboxes, wait for emails, extract OTPs, verify signups.
Relentless Identity
Corporate identity finder and email verification. Map real addresses and users to real people.
ai.smithery/Danushkumar-V-mcp-discord
An MCP server that integrates with Discord to provide AI-powered features.
com.whensport/sailing
First dedicated sailing MCP — America's Cup, SailGP, Vendée Globe. Events, venues, teams, schedule.
ProxVanta
Access your ProxVanta AI setup: teams, contexts, workflows, tools, and more.
GBG Loqate - Reach
Verify addresses, email addresses, and phone numbers with confidence scores.
Sooda MCP
AI agent relay — message business agents across company boundaries via A2A protocol
ContextLayer
Intelligent context infrastructure for AI teams: knowledge graph, sessions, tasks, documents.
com.mailtempo/mailtempo
MCP server for MailTempo's public free temporary email inboxes.
AgentLair
AI agent email, vault, and calendar. Tamper-evident audit trail for EU AI Act compliance.
chat.mumo/mcp
Consult a multi-model panel on contested decisions via MCP: architecture, plan review, strategy.
Jampolls
Real-time polls, surveys, quizzes, trivia, Q&A, and word clouds for teams, educators, and creators.
Attestor
Self-hosted memory for agent teams. Bi-temporal replay, deterministic retrieval, audit log.
JMAP Email
Email management via JMAP — mailboxes, messages, identities, and Sieve scripts
Signaliz
B2B email verification, company signal enrichment, and governed GTM data pipelines.
Email Deliverability Audit API
Audit email domain deliverability: SPF, DKIM, DMARC, MX. Score 0-100. x402.
SparkForge — 20+ Utility APIs with x402 Micropayments
20+ pay-per-use APIs: image gen, crypto data, email verify, SSL check, web scraping, and more.
CIVITAE
Governed agent city-state — register, fill mission slots, earn under constitutional protocol.
com.qarera/mcp
Search jobs, manage resumes, and track applications on Qarera from your AI chat client.
RacterMX
Manage RacterMX email forwarding — domains, aliases, webhooks, and more — via AI.
io.getcoherence/mcp
Coherence MCP — chat with your CRM's AI agent from Claude, Cursor, and Cline.
Attrove
Query email, Slack, calendar, and meetings with AI — Plaid for productivity apps.
MCP FactorialHR
Full CRUD MCP server for FactorialHR: employees, teams, time off, projects, ATS, payroll.
Redact MCP
Auto-detects and obfuscates PII (IPs, emails, API keys, names) so Claude never sees real client data
Klaviyo
Klaviyo MCP Pack — wraps the Klaviyo API for email marketing
MCP Slack
Secure read-only MCP server for Slack workspaces
Agentline
Phone numbers, SMS, 2FA capture, voice calls, and email for AI agents.
Commune
Email and SMS MCP server for AI agents — 41 tools for inboxes, sending, search, and SMS.
com.local-mcp/local-mcp
Native macOS MCP server — 80+ tools for Mail, Calendar, Teams, OneDrive, and more.
ai.smithery/smithery-notion
A Notion workspace is a collaborative environment where teams can organize work, manage projects,…
com.dillilabs.deva/dilli-email-validation-api-server
An MCP server that provides tools to validate an email address using Dilli Email Validation API.
Incwo MCP
Secure MCP server for exploring incwo CRM data, documents, and email workflows.
Frequently Asked Questions about Communication MCP Servers
Communication MCP servers support Slack, Discord, email, and Microsoft Teams. Depending on the server, agents can read channels, send messages, or summarize conversations.
Most communication servers require explicit OAuth or API key setup and support scoped permissions. You control exactly which channels or mailboxes the agent can access.