email MCP servers

MCP server for Proofpoint TAP — threat intelligence, forensics, quarantine, and email security.

Klaviyo MCP Pack — wraps the Klaviyo API for email marketing

Hunter.io MCP — wraps the Hunter.io email finder & verification API (hunter.io)

Local-first productivity: email, calendar, messaging, search, image gen. 49 tools. BYOK.

Email and SMS MCP server for AI agents — 41 tools for inboxes, sending, search, and SMS.

32 WHOIS, DNS, IP, threat intelligence, email, and bulk tools for AI agents via WhoisXML API.

Manage RacterMX email forwarding — domains, aliases, webhooks, and more — via AI.

Free business data for AI agents. 11M+ businesses, 227 countries, phone/email/hours.

MCP server for Microsoft Exchange / OWA — email, calendar, directory, availability

ZeroDB agent-memory MCP — 18 tools: memory + write-back to Slack, Gmail, Calendar, GitHub.

Microsoft Outlook MCP server — 20 tools for email, calendar, contacts, and settings via Graph API.

Agent-optimized MCP server for Kit.com email marketing. 13 composite tools, 100% V4 API.

Multi-source entity enrichment: company data, contacts, email verification, and phone validation

Connect AI agents to Marvenn for outbound growth via email, voice, and LinkedIn.

MCP server for the Mailtrap email platform — analytics, sending, contacts, sandbox

Serverless API backend: query, JOIN, pivot, batch ops, email, FHIR, programs via HTTP.

Repurpose content into Twitter threads, LinkedIn posts, Substack notes, email, and video.

Scan websites for security vulnerabilities, headers, TLS, and email security.

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

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

MCP server for SendGrid's v3 API: email marketing, transactional mail, templates, and analytics.

could-have-been-email MCP — wraps StupidAPIs (keyless — no credential needed)

ActiveCampaign MCP Pack — email marketing + CRM (API v3).

Gmail integration with OAuth authentication, message search, batch operations, and Sheets export