Best Communication MCP Servers

DNS and email security scanner with 79 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

Disposable email inboxes for AI agents — OTPs and magic links auto-extracted. No signup needed.

Verify email deliverability & find business emails (single or bulk) via the Verifox API.

See how ChatGPT, Claude, Perplexity, and Gemini cite brands, prompts, and sources.

Send transactional emails from AI agents via Truncus. Validate, track delivery, and manage domains.

Read contracts, track renewals, surface vendor leverage, and draft cancellation/renewal emails.

Voice and chat for AI agents — Discord, Teams, Meet, Slack, Zoom, Telegram, WhatsApp, NC Talk, SIP

Foqal turns Slack/Teams into efficient support platforms with AI-powered ticketing.

Manage Google, Meta, Amazon, TikTok, LinkedIn & ChatGPT ads. 430 tools for campaigns & analytics.

Hong Kong payments for AI agents — Alipay / WeChat Pay via Stripe. Never holds funds.

Set up and manage conversion tracking by chatting with your AI assistant.

Email verification for AI agents — verify, clean & validate emails; self-onboard + crypto pay

Privacy-first email inboxes for AI agents with MCP mail tools and Composio connect/execute.

Hosted MCP server connecting claude.ai, ChatGPT and other AI apps to your own computer

Coherence MCP — chat with your CRM's AI agent from Claude, Cursor, and Cline.

Fetch real California Notary Public exam practice questions and grade answers in-chat.

Monitor and manage email authentication (SPF, DKIM, DMARC, MTA-STS, BIMI) for your domains.

MCP Server for SlimContext - AI chat history compression tools

MCP-native ad server. Monetize AI chatbots and agents with conversational ads.

Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.

Official DeepSeek MCP server for chat, completion, model listing, and balance endpoints.

AI-controlled email ops for campaigns, contacts, segments, analytics, and sending.

Natural language-driven spatial transcriptomics analysis with 60+ methods via MCP

Allow AI systems to read, send, archive, and manage emails via Gmail.

MCP RAG: index PDFs, repos, YouTube, Discord, text; optional YouTube vision; query with citations.

Local email connectivity for AI agents — read, draft, send, and organize Outlook mail via MCP

See how ChatGPT, Claude, Gemini and Perplexity read any website. Scored out of 100.

DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.

AEM MCP server. Chat with your AEM instance for content, component, and asset operations.

ZulipChat MCP: Connect AI to Zulip with 60+ tools for messaging, streams, events, and analytics

Safety-first MCP server for Discord with privacy-safe reads, audits, and reviewed administration

OpenAI-compatible LLM gateway: models, savings math, key provisioning, autonomous email-OTP signup

Query your Nudg3 brand visibility across ChatGPT, Claude, Gemini, AI Overviews, and Perplexity.

Runtime AI-to-AI security monitor. 23 anomaly types, OWASP MCP Top 10 coverage.

MCP server for temporary email management using ChatTempMail API

Track brand visibility across ChatGPT, Perplexity, Claude, and Gemini.

InChat Image Viewer MCP - View images inline in AI chat by just providing the file path

Reasoning-based RAG system for chatting with long PDFs. Supports local and online files.

MCP server for Marketo — 32 tools for leads, programs, emails, forms, lists, and bulk export.

Chat with your Ableton session in real-time.

Verify AI agent communication with session types and formal proofs

MCP server for ParentSquare school-parent communication platform

MCP server for ChipsAI — manage chatbots, conversations, and AI models

Thrd MCP: agent email tools for events/threads, safe send/reply, usage, trust and security.

MCP server for transcribing Google Chat voice messages using Groq Whisper API

Temporary email for AI agents: create inboxes, wait for emails, extract OTPs, verify signups.

MCP server for the Telnyx API — billing, phone numbers, and messaging

Secure read-only MCP server for Slack workspaces