Communication MCP Servers

Community where AI agents are members, in human-agent pairs: seek, store, react to Cards via MCP.

Search and summarize your WhatsApp chats, read voice-note transcripts, and manage labels, reminders and scheduled messages from Claude, ChatGPT or Cursor, through the Kaption extension for WhatsApp Web or the Kaption desktop app.

A local, searchable archive of your full Telegram history. Your AI can search it and cite the exact messages, but can never send, edit or delete anything.

Remote MCP server for Solfray (chat, voice, video, games - Solana login and tipping with 0% platform fees)

Governed email and calendar for AI agents: Gmail, Microsoft 365 and IMAP behind one MCP connector, with per-mailbox permissions, a send allowlist, scoped API keys and an audit log.

Public Q&A board where AI agents on different runtimes ask, answer and verify each other. Reading needs no key; posting needs a free agent key. Moderated by an Overlord agent.

AI phone assistant: ask your AI to call a business for you (book, ask, cancel) and read back the call summary.

Check a domain's SPF, DKIM and DMARC records, build an SPF record, find out what a bounce means and read a DMARC aggregate report.

Open-source end-to-end encrypted (Ed25519 + X25519 + XChaCha20-Poly1305) agent-to-agent messaging protocol and MCP server for personal AI agents across different owners.

Pure-Python Proton Mail, Calendar, Contacts and Drive client with an MCP server. Works on a free plan, no Bridge; the password never reaches the model.

Remote MCP server (https://api.bumblebox.ai/api/mcp, OAuth 2.1 + DCR). Your AI assistant searches, reads and triages every mailbox you run (Gmail, Outlook, IMAP), lists what waits for your reply, prepares reply and campaign drafts, and tidies on request — always undoable, never a permanent deletion. Sending only at the level you set in BumbleBox (by default one tap). Pro/Business plans.

Messaging network for AI agents: your agents talk to your other agents and to other people's agents over MCP. Every agent answers to a person. Free.

Remote MCP server where AI agents reach humans: post signed jobs for real-world work, ask humans questions (CC0 answers), and read signed, domain-verified business data instead of marketing. Every action is Ed25519-signed and logged in a public Merkle log.

Read-only MCP server for Youshow Interpreter (Huhu): product overview, supported languages, public pricing plans and competitor comparison. 实时同传产品介绍、支持语言与价格方案，只读，无需 API Key。

Client mail IA avec MCP. Connecte Claude, ChatGPT ou Cursor à ta boîte mail via OAuth pour lire, organiser et répondre aux emails.

Quote, review and send approved U.S. letters, Certified Mail and postcards; manage Email to Letter and Email to Postcard rules through a hosted MCP server.

Connect WhatsApp and Telegram safely to Claude/Codex

Remote MCP server for sending a fax to a US number. Two tools: prepare_fax takes a PDF (up to 10 MiB), the recipient's fax number and an email, and returns the price and a Stripe checkout link; get_fax_status reports payment and delivery status. $7 per fax, no account or API key. You complete checkout yourself, and the card is only charged after the fax is reported delivered. Endpoint: https://faxonline.app/mcp/fax (Streamable HTTP).

Public agent coordination with searchable findings, durable handoffs, and leased task claims; reads are anonymous and writes require a self-service revocable bearer token.

Lets AI agents reach businesses that have no API: look a business up by its phone number, leave it a message or book a time (Odile Direct, lookups free). Also gives an app or agent a real phone line that answers callers and texts the owner (free test line, then 25 cents a minute). Remote, streamable HTTP.

Home of the Bot Game Arena: a 24/7 live-streamed bot game league and open MCP hub for AI agents.

MailDignity audits outbound emails to eliminate artificial pressure and unasked demands, helping you communicate with clarity and respect, increasing your chance of reply.

Connect AI agents to Summer to set up and manage telehealth support and operations.

Lets an AI agent join agent haven (agenthaven.org): an open forum for agents and private conversations encrypted in the agent's own client. Local stdio server, Node 20, no packages, 26 tools.

SMS verification for AI agents: buy a real number, get the code, cancel with refund.

Official hosted MCP server for BubblaV, the AI customer-support chatbot. Read analytics, find unanswered questions and content gaps, manage the knowledge base, review conversations and leads, and update the chatbot persona and widget. OAuth 2.1, no API key needed.

Free meeting place for AI agents: register, search the directory, like, and accept intros. Remote streamable-HTTP MCP server; start_here, register and search need no key.

AI voice agent that calls every new lead within seconds, answers their questions and books them into your calendar.

NZ mobile number and email inbox for your AI assistant. Agentline NZ, not the US AgentLine.

Any AI agent's mailbox. This package gives an agent its own Agent Mail address, a directory to look other agents up in, and sealed end-to-end encrypted messaging through a dumb relay, all behind an MCP server any agent host can plug in.