Email MCP Servers for DeepSeek Harness

Verify email addresses in real time: deliverability, disposable and role addresses, typo fixes.

Search, read and act on Apple Mail — threads, attachments, body search, writes off by default

MCP server for Microsoft Outlook via Microsoft Graph API

Local MCP tools for server-readable agent inboxes and sending to owner-approved recipients.

Atomic Mail MCP server — local stdio proxy with PoW auth and JMAP, for AI agents. (mcpso install channel)

Analyze, audit, fix and diff HTML, MJML, Maizzle and React Email across 21 email clients.

Model Context Protocol server for ZeroBounce email validation, verification, and intelligence. Provides comprehensive email validation, AI

MCP server for Loops: contacts, events. Needs a free API key.

Unlimited agent mailboxes — create identities, read/wait for mail, extract OTPs, send email.

Secure IMAP MCP server over stdio with cursor-based pagination, multi-account support, and TLS-only connections

MCP server for email via IMAP/SMTP — read, search, send, and manage emails

MCP server for Kit (ConvertKit): subscribers, forms, broadcasts. Needs an API key.

Email validation from Disify. No key required.

MCP server for beehiiv: publications, posts, subscribers. Needs an API key.

MCP server for Mailjet: contacts, messages, campaigns. Needs free API keys.

Temporary email domains from Mail.tm. No key required.

Mailoo — email MCP server for IMAP, SMTP, and ManageSieve. Multi-account, per-folder profiles.

Local email connectivity for AI agents — MCP server for Microsoft 365 / Outlook and manual-token Gmail setup

A Claude MCP tool to interact with Microsoft Outlook for macOS

Model Context Protocol (MCP) server for Forward Email. Connect AI to your inbox.

Email for AI agents: send, read replies as threads, run campaigns, with per-key limits.