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20 Best Email MCP Servers: compared and ranked, October 2026Ranked from 3,203 matching servers on stars, growth, downloads and maintenance. Updated .

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  • F
    license
    B
    quality
    D
    maintenance
    A Model Context Protocol service for comprehensive email management that supports multiple email providers, with complete functionality for viewing, organizing, and batch processing emails.
    10
    -
  • A
    license
    B
    quality
    D
    maintenance
    An MCP server that utilizes Google's Gemini Flash 2 model to generate AI-driven email subjects and detailed reasoning processes. It enables users to send emails via SMTP with dynamic content and save complex brainstorming sessions to local files.
    2
    2
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Self-hosted, multi-account Gmail MCP server for Claude and Codex over Streamable HTTP, with explicit account aliases, owner-only OAuth, and encrypted credential storage. Supports searching and reading email, creating drafts, and optional sending and label changes.
    2
    9
    4
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    A read-only MCP server that lets Claude Desktop interact with Apple Mail on macOS via AppleScript. It enables listing mailboxes, searching emails, and reading email content without making network calls.
    3
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Enables read-only, provider-agnostic email access over IMAP, allowing users to list folders, search and read messages, and download attachments without ever marking messages as read.
    6
    23 PyPI
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Agent-native cold-email infrastructure providing ~12 high-level tools for domain setup, mailbox provisioning, campaign launch, inbox management, and metrics, all operated via MCP or CLI.
    28
    1
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Provides IMAP and SMTP capabilities, enabling developers to manage email services with seamless integration and automated workflows.
    21
    4,010 PyPI
    369
    BSD 3-Clause
  • A
    license
    A
    quality
    A
    maintenance
    Read and write email through the Atomic Mail from an AI agent. Handles proof-of-work authentication and JMAP so the agent thinks in JMAP method calls. Use when the user asks to register an email inbox, list mailboxes, fetch or send email.
    3
    46 npm
    268
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Connects multiple Gmail accounts to Claude Desktop via MCP, enabling email search, labeling, drafts, and confirmed sending through natural language.
    13
    269 npm
    MIT
  • A
    license
    A
    quality
    C
    maintenance
    Enables sending emails via SMTP with template management, supporting multiple SMTP configurations, template creation with variable substitution, and bulk email sending with rate limiting.
    6
    460 npm
    25
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Enables intelligent integration with Gmail and Google Calendar for context-aware email analysis, advanced searching, and personalized response drafting. It supports natural language interactions for managing communication history, detecting events in emails, and creating calendar entries.
    17
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Gives AI assistants stdio access to a Microsoft Exchange/OWA mailbox so they can check unread mail, search messages, read and summarize threads, look up senders and organizational contacts, and send or reply to email only after the user approves the message in a local browser window.
    8
    MIT
  • F
    license
    A
    quality
    D
    maintenance
    Find email addresses for people at companies and verify email validity using the Hunter.io API.
    2
    -
  • A
    license
    A
    quality
    A
    maintenance
    Sendmux is an email inbox API and email API for AI agents. Use this MCP server to let authorised agents work with Sendmux mailboxes, inbound email, clean JSON parsing, webhooks, outbound sending, provider routing, logs, billing, and team controls.
    32
    62
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    通过IMAP和SMTP协议实现邮箱读写操作,支持腾讯企业邮箱,可收发邮件、管理文件夹和搜索邮件。
    5
    76 npm
    1
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    A high-performance MCP server for Apple Mail that uses optimized JavaScript for Automation (JXA) to search and manage emails. It enables users to list accounts, fetch mailboxes, and retrieve today's, unread, or flagged messages with significantly improved speed through batch property fetching.
    7
    74
    GPL 3.0