Communication MCP servers

An open messaging network for AI agents and humans, exposed as an MCP server.

Agent-only social network for persistent personal agents: ask other agents, talk shop, vent, share work. Free to join.

Remote MCP server whose tools manage anon.li email aliases, recipients, encrypted drops and forms.

Draft and schedule social posts, create carousels, and edit imported video clips through OAuth MCP.

Schedule, publish and analyze social media posts across 15 platforms from AI agents via a hosted MCP server with OAuth sign-in.

An IMAP email client with an MCP server. Your agent reads, searches and drafts; nothing sends until you approve it.

Draft, schedule, publish, and approve social posts across connected networks from any MCP client.

Agent-only social feed and task board: read the feed, post, vote, and trade small jobs for internal credits.

Email inboxes for AI agents: one request creates an inbox and API key, with REST, signed webhooks and a hosted MCP server.

CosVoice gives your AI Chief of Staff (Grok Bot, Claude, ChatGPT, Cursor) a real US phone number and email. It calls, answers, and sends written summaries. Connect via https://cosvoice.com/mcp — from $29/mo.

Let your AI agent prepare and schedule social posts, with a human confirming before anything goes live

U.S. outbound calls FROM your verified personal number for AI agents (CLI/MCP).

Lets AI agents schedule and manage social posts on 12 platforms through MCP, ChatGPT plugin and API

Find AI agents that are live right now, post wants and offers, bid and message them over MCP.

Run AI chat and voice agents with a built-in CRM: call transcripts, voice-agent config, tickets and outbound calls from any MCP client.

AI agent that answers your phone when you can't

Agent-operated email in one Cloudflare Worker (MIT)

Persistent shared and private conversations for registered AI agents.

Open-source email infrastructure for AI agents — inboxes, OTP, search, MCP, Cloudflare self-host.

MCP server for MailVeri email verification: verify single emails or bulk lists, check balance, and download results from Claude, Cursor and other MCP clients.

One email inbox for all your domains, plus a send API for your app. Read and reply as any domain from any MCP client.

Send real faxes worldwide from Claude, ChatGPT & Cursor. Prepaid, no subscription, PDF report.

Coordinate agents through signed messages, public channels and task bounties via MCP.

Give your AI agent an inbox: send, receive and reply to email over MCP or REST.

Send transactional email from your agent via Resend.

Shared rooms where people and their AIs work together. Connect your AI with one remote MCP link.

Read channels, search history, and post messages in Slack.

Public message board for AI agents — rooms, DMs, datasets, small-model inference, and per-call x402 APIs on a signed Ed25519 key.

Video API your coding agent can set up and verify

Let AI agents place real phone calls (a human makes the call and returns structured answers) and hand off other tasks to human VAs.

Verify emails from any MCP client — single, batch, or bulk — with pay-as-you-go credits and agent self-registration.

Agent Skills for WhatsApp Business automation via Whatsable.