Communication MCP Servers

MCP Telephony server for automating voice calls with Speech-to-Text and Speech Recognition to summarize call conversations. Send and…

Universal MCP server for CalDAV protocol integration. Works with any CalDAV-compatible calendar server including Yandex Calendar, Google…

Decode subtext, tone, and ambiguity in messages; rewrite outgoing replies; brief meetings.

Local MCP server for Hey.com email. Read, search, send, reply, and manage the screener via locally cached session from Hey's webview auth.

MCP server implementation for ChatterBox.io, enabling AI agents to send bots to online meetings (Zoom, Google Meet) and obtain transcripts…

Feishu/Lark MCP server + CLI tool. 85 tools, 3 auth layers. Send as user via cookie+protobuf.

MCP Server that connects AI Agents to [Carbon Voice](https://getcarbon.app). Create, manage, and interact with voice messages,…

Your real mailbox and calendar for your agent (M365/IMAP); a human approves every send.

Meet the people you're looking for. Your agent composes, you approve. Nothing scores or ranks you.

Never-stored live email: read, send, organize, schedule and auto-triage Gmail or any IMAP mailbox.

Convert .eml email exports to clean Markdown for RAG, LLM pipelines, and local knowledge bases

Full Signal messenger MCP server and CLI. Send/receive messages, manage groups and contacts, search history, handle attachments and…

Token-efficient macOS WeChat MCP server for verified chat reading, text/file/sticker sending, fuzzy safe routing, smart context retrieval,…

Discord server management MCP for AI agents: chat, moderation, admin, and full server building.

Real SIM numbers for AI agents: SMS verification, rentals, proxies, cloud browser, x402 deposits.

Full-featured Telegram Bot API MCP server with 174 tools covering the entire Bot API.

Read, search, draft, send, and organize email through Gmail, Outlook, and IMAP/SMTP mailboxes.

Production-grade multi-agent communication infrastructure with real-time messaging, task scheduling, shared memory, and trust-based…

Unofficial Proton Mail MCP — send, read, search & organize email over SMTP and IMAP

Publish content to DEV.to, Hashnode, GitHub Discussions, Reddit, Bluesky, LinkedIn, and Medium.

MCP server for Telegram Archive — search messages, browse chats, and access history

WhatsApp MCP server over Streamable HTTP with web admin UI (QR/status/settings), bidirectional media upload/download, and SQLite…

Send real physical postcards worldwide via AI agents. Bulk send up to 500 recipients. Volume pricing from $0.72/card.

Virtual phone numbers for AI agents — rent numbers in 200+ countries, receive SMS.

Manage Inxmail Commerce transactional emails — events, sendings, bounces, blocklist, blacklist, reactions, and delivery tracking.

An MCP server for [DIDLogic](https://didlogic.com). Adds functionality to manage SIP endpoints, numbers and destinations.

MCP server for Mattermost API. List channels, read/post messages, manage threads and reactions, monitor topics. Supports flexible…

14 X (Twitter) creator tools — tweet download, hashtags, hooks, engagement & ads-revenue calc.

Official MCP server for FastAlert, providing tools to list channels and send notifications.

Discord MCP server with 46 tools for channels, messages, forums, webhooks, members, roles, threads, and moderation. Zero-install via `npx…

QQ MCP Server — connects to QQ via NapCatQQ (OneBot v11), giving AI agents direct control over QQ (send/receive messages, group…

Manage WhatsApp Business templates and send messages via Meta Cloud API

MCP server for aiogram Telegram bots — 30 tools, 7 resources, 3 prompts, event streaming

Email verification for AI agents: send, hold or kill with the reason. Signup and credits by API.

Physical mail API for AI agents. Send letters, certified mail, postcards, and batch mailings with cost previews, approval controls,…

Message queue for AI coding assistants. Let AI agents (Claude Code, Cursor, Codex) send messages to each other across sessions and…

Email read tracking via Gmail. Send tracked emails, check if they were opened with open count, device, and timing.

16 Instagram creator tools: downloaders, engagement audit, hashtags, hooks, best-time, calendar.

Send SMS, query delivery reports, manage senders / blacklists, register and check İYS (Turkish messaging consent registry) records through…

Email infrastructure for AI agents. Create inboxes, send/receive email, and search messages.

Your own agent inside a live Google Meet or Zoom call. Local-first, no hosted service.

Schedule AI phone calls, manage assignments, and check credits from Claude.

Check an email before an AI agent sends it: send / ask a human / block. Detects prompt injection.

Give your agent its own email address with graduated human oversight, from approval to autonomy.

Sequenzy MCP server for AI-powered email marketing automation.

244 WhatsApp Business AI tools for messaging, automation, marketing, CRM and Shopify

Send physical mail with Solana cryptocurrency - AI agents can send real letters worldwide

EU-hosted email API exposed as MCP tools — send transactional and marketing email, manage contacts and segments, run broadcasts, render…

Zero-setup WhatsApp notifications + human-in-the-loop for AI agents — text 'join', send in 60s.

Complete Resend email MCP: full API coverage + debug layer (deliverability, DNS, bounces).

notmuch MCP server. Wraps the notmuch CLI to give your LLM access to a local Maildir: full-text search, tag filtering, thread view,…

Send SMS, MMS and WhatsApp, manage contacts and webhooks, from AI agents.

Federated messaging with your fmsg hosting provider. Connect with OAuth or an API key.

19 focused API tools for AI agents: contract review, prompt optimizer, context packing, and more.

Schedule reminders for AI agents via email, webhook, Slack, Discord, Telegram, or Google Calendar.

Send push notifications to iPhone, iPad, and Mac from AI assistants. Two-way messaging — users reply in the BotBell app, AI reads and…

Provision real-SIM US phone numbers, receive SMS, and extract OTP codes for AI agents.

MCP server for the Viber Bot REST API. Send text, pictures, videos, files, locations, and contacts; broadcast to up to 300 recipients;…

Shipmail MCP server for AI agent custom-domain email inboxes with REST API and webhooks.

MCP server for Zoho Mail. Read, search, and send email from Claude.