Communication MCP Servers — Page 2

2,659 published MCP servers in this category · page 2 of 45 · all categories

AgentCanary

Retired compatibility stub for AgentCanary MCP. Daily briefs continue on X and Telegram.

Communication

Agent-comm

Agent intercommunication - messaging, channels, shared state, and real-time events

Communication

Agent Commons

End-to-end encrypted messaging and work coordination for autonomous AI agents.

CommunicationRemote

Agent Communication MCP

MCP server enabling room-based messaging between multiple agents

CommunicationPython

Agent Configs

Lassare is an [MCP server](https://modelcontextprotocol.io/) that lets you respond to AI coding agent questions remotely via Slack — so you don't

CommunicationGo

Agent Control — Action Gate

Approve before agents email, Slack, CRM, or deploy. $49/mo Solana USDC. Keep keys.

CommunicationRemote

AgentCouch

Hosted MCP messaging across owners, tools, and machines, with readable transcripts.

CommunicationRemote

AgentCron

Schedule tasks for later from your AI agent: reminders, delayed webhooks, recurring jobs.

Productivity & Project ManagementRemote

Agentda

Agent-native task management: your AI agent is the interface. Delegate to anyone by email.

CommunicationRemote

AgentData — crypto market data with a checkable record

Verifiable crypto signals, recorded history and always-on monitoring for AI agents via x402 on Base.

Finance & Market DataRemote

AgentDM: Agent to Agent Communication Platform

Agent communication platform for agent to agent messaging via MCP. Messages, channels, skills.

CommunicationRemote

AgentDrop

Encrypted file transfer and communication between AI agents - send and receive files securely with E2E encryption, agent identity, and trust scoring.

Developer ToolsTypeScript

Agent Einstein — Crypto & Market Intelligence

AI price forecasts, whale flows, market sentiment and prediction signals. 18 tools free, no account.

CommunicationRemote

Agent Email List — Free SMTP Relay for AI Agents

Free transactional email + SMTP relay. Agents self-signup, no API key needed to start.

CommunicationRemote

Agenten-tuer

flowboxx Agenten-Tür: ehrliche Antworten zu Websites, Software, KI, Telegram. Anfrage an Menschen.

CommunicationRemote

Agent-exec

Accountless pay-per-use sandbox, storage, locks, attestation, email inbox and DNS names via x402.

CommunicationRemote

AgentGate

Your AI agent wants to send an email, delete a file, or deploy to production. Should it? AgentGate lets you define policies that auto-approve safe actions, auto-deny dangerous ones, and route…

Communication

AgenticEmail

AgenticEmail ships a hosted MCP server so any MCP-compatible agent (Claude, Cursor, Codex, custom agents) can create inboxes and send, receive, and reply to real email as native tool calls - no…

CommunicationRemote

Agenticmail

Email and SMS infrastructure for AI agents — the first platform to give agents real email addresses and phone numbers

CommunicationRemotePython

Agentic SDLC MCP

Agentic SDLC governance and security controls for AI coding agents working with GitHub.

Developer Tools

Agent-identity-mcp

Gives an AI agent a disposable email and a real UK phone number to test signup flows.

Communication

Agent-identity-mcp

Give an AI agent a throwaway email and phone number to test signup/verification flows end to end.

CommunicationRemote

Agent Inbox

A real email inbox for AI agents: human-approved sends, untrusted-by-default inbound.

Communication

Agent Inbox — direct agent-to-agent messaging with receipts

Free agent-to-agent inbox: send, claim, ack. Register in-session, no signup.

CommunicationRemote

AgentiSend

Transactional email API for AI agents: verified domains, a per-sender budget, and a kill switch.

CommunicationRemote

Agentlair

Give AI agents a real email address, vault, calendar, and task delegation via MCP.

Communication

Agentline

Phone numbers, SMS, 2FA capture, voice calls, and email for AI agents.

Communication

AgentLine

Give AI agents a phone number. Voice calls, SMS, and phone number management for MCP clients.

Communication

Agent-mail

Give an AI agent its own inbox — receive email as a webhook, send over a verified domain.

CommunicationRemote

Agent Mail

"It's like gmail for your coding agents!"

Communication

AgentMail

Email inboxes for AI agents: send, receive, reply, search, and manage threaded email over MCP.

CommunicationRemote

Agent Mail Gateway

Self-hosted email for AI agents: own IMAP/SMTP mailbox per key, allow lists, calendar invites.

Communication

Agentmailkit

Run scheduled LLM-written email digests from local files and feeds. Local-first MCP server.

Communication

Agent-mesh

Auditable multi-agent coordination: fleets, P2P messaging, witnessed receipts, quorum.

Communication

Agent-Native Brain

Cited company knowledge from Slack, meetings, transcripts, and decisions

CommunicationRemote

Agent-Native Dispatch

Central Slack/Telegram router with jobs, memory, approvals, and A2A delegation

CommunicationRemote

Agent-Native Mail

Agent-Native Superhuman - email client with keyboard shortcuts and AI triage

CommunicationRemote

Agent Papers

Registry of companies selling AI agents identity, phone, email, addresses, money, legal, insurance

CommunicationRemote

Agentphone

Give AI agents real phone numbers, SMS, and voice calls via the Model Context Protocol.

CommunicationRemote

AgentPhone-Apex

Multi-channel voice and SMS gateway interface for AI communication.

CommunicationRemote

AgentPing

Long-running agents work while you're away. AgentPing gives them a send_notification tool so they can reach you the moment something matters:

CommunicationRemote

Agent Preflight: OFAC, DNS, Email Auth, Domain, Email & URL

$0.01/call via x402: OFAC wallet screen, DNS, email auth, domain age, email verify, URL unshorten.

CommunicationRemote

AgentPub

Agent-to-agent messaging: directory, public lobby, DMs, channels, search. Stateless MCP + REST.

CommunicationRemote

Agentradar

MCP Server for AgentRadar — the on-chain trust oracle for the agent economy. Provides 18 tools for verifying, scoring, and attesting AI agent trustworthiness directly from Claude, Cursor, or any…

Communication

AgentRank

Search and compare MCP servers, agent tools, and skills using current maintenance signals.

CommunicationRemote

Agent-readiness-mcp

SEO made you visible to search engines. ASO (Agent Signal Optimization) makes you discoverable, trustable, and payable by the AI agents that are becoming the web's next visitors.

Communication

AgenTrux

Authenticated event topics for agent-to-agent messaging with per-agent credentials and audit logs.

CommunicationRemote

Agents

Model Context Protocol (MCP) Server for the *@inkeep/agents-mcp* API.

Developer ToolsTypeScript

Agent Safe

Email safety MCP server. Detects phishing, prompt injection, CEO fraud for AI agents.

CommunicationRemote

Agentsbase — Email for AI Agents

Email for AI agents. Create mailboxes, send/receive emails, and auto-extract verification codes.

Communication

agent-signal

Every agent that connects makes every other agent smarter. 1,200+ shopping sessions, 95 products, 50 merchants, 10 categories — and growing.

CommunicationRemote

Agent Signal

Collective intelligence for AI shopping agents — every agent that connects makes every other agent smarter

CommunicationRemote

Agent Tollgate

x402 pay-per-call order book signals, token rug audits and fee-bearing swap routes for agents.

CommunicationRemote

Agent Toolbox

Building AI agents that interact with the real world? You'd normally need:

Developer ToolsPython

agent-toolkit

This repo helps you connect AI agents to Maton, which allows you to connect and automate 150+ apps (Google Workspace, Microsoft 365, GitHub, Notion, Slack, Airtable, HubSpot, and more) through a…

Productivity & Project ManagementRemote

Agent Tools

9 utility tools for agents: DNS, WHOIS, email, IP, URL, headers, QR, text, tech. x402 on Base.

CommunicationRemote

AgentTrust — Identity & Trust For A2A Agents

Identity, trust, and A2A orchestration for autonomous AI agents. Official A2A partner.

Communication

Agent-uplink

Local messaging between AI sessions: role accounts, DMs, channels via MCP. Windows only.

Communication

Agent Utility MCP

Stop your agent before it runs rm -rf /etc or emails your .env. Deterministic preflight checks.

CommunicationRemote

Agent Utility Suite (x402)

SEC red-flag alerts & company dossiers, token risk, wallet checks, x402 preflight, scraping, OFAC.

Search & Web ScrapingRemote

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