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20 Best Email MCP Servers: compared and ranked, November 2026Ranked from 3,360 matching servers on stars, growth, downloads and maintenance. Updated .

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  • A
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    Enables users to connect to their email inbox via IMAP to search, filter, and summarize emails based on criteria like subject, date, and sender. Supports marking emails as read and provides customizable email summarization with various prompt options.
    2
    134 npm
    ISC
  • A
    license
    A
    quality
    A
    maintenance
    A stdio MCP server exposing a validate_emails tool that lets agents screen email lists without sending mail or probing SMTP, checking syntax, DNS/MX records, disposable domains, role accounts, free providers, typo suggestions, and SPF/DMARC. Each address comes back with a valid/risky/invalid/unknown verdict plus machine-readable reason codes so agents can clean leads and signups before outreach or import.
    2
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Send email through your own Amazon SES account, and check domain verification, the suppression list and sandbox status. Works with any SES account; Wraps adds send history and delivery events.
    7
    1
    MIT
  • A
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    Enables real-time email verification via MCP tools, checking syntax, MX, disposable domains, and optional SMTP probe to determine deliverability with a VALID/RISKY/INVALID verdict.
    2
    9 npm
    MIT
  • A
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    Giggal.ai is an email verification tool that runs a deep mailbox existence check on every address and verifies catch-all/accept-all and even SEG protected emails. Your bounce rate stays under 5%, and the 30% of every B2B list that other tools flag as "Risky" becomes deliverable again.
    3
    MIT
  • A
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    quality
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    Unofficial MCP server for Proton Mail (not affiliated with Proton AG) — send, read, search & organize email over SMTP/IMAP
    31
    83 npm
    7
    MIT
  • A
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    Checks email deliverability: audits a domain's SPF (including the 10-lookup limit), DKIM, DMARC and MX records with ranked fixes, checks a sending IP's reverse DNS and blocklist listings, and tests email headers against Gmail and Yahoo bulk sender requirements.
    3
    MIT
  • A
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    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
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    A
    quality
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    maintenance
    An MCP server providing comprehensive email capabilities via IMAP and SMTP, enabling AI assistants to read, search, send, manage, schedule, and analyze emails across multiple accounts.
    49
    1,176 npm
    LGPL 3.0
  • A
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    MCP server that gives an AI assistant simultaneous access to multiple Gmail accounts with per-account read-only, draft, or send tiers, two-phase write confirmation, and safeguards for handling untrusted email content.
    10
    12 npm
    1
    MIT
  • F
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    Integrates Azure Cost Management APIs via MCP, enabling cost queries, forecasts, budgets, and Advisor recommendations through natural language in compatible clients.
    9
    -
  • A
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    quality
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    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
    56 npm
    268
    MIT
  • A
    license
    A
    quality
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    Connects multiple Gmail accounts to Claude Desktop via MCP, enabling email search, labeling, drafts, and confirmed sending through natural language.
    13
    208 npm
    MIT
  • A
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    A
    quality
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    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
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    A
    quality
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    maintenance
    Enables an assistant to send email and list sent emails through the Maillog email API.
    2
    3 npm
    MIT
  • A
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    quality
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    maintenance
    Enables Grok Bot or Grok Build to connect to Chinese email accounts such as QQ, 163, 126, and Tencent exmail over IMAP, allowing email search, reading, draft management, and approved sending through natural language.
    15
    MIT
  • A
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    Manage Job using MCP: Manage Job, Candidates, Resumes, Salaries all within this one MCP tools It can solve problems like: You have 50 resumes to screen. Your AI assistant can reason about candidates, but it can't: Read PDFs/DOCX — The AI can't open binary files Extract structured data — Copy-pasting loses formatting, metrics, and context Compare at scale — No consistent scoring across candida
    24
    45 npm
    1
    MIT
  • A
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    A
    quality
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    maintenance
    Enables email management and masked email alias administration over JMAP, with a draft-first safety default and optional HTML footer signature.
    12
    MIT
  • A
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    A
    quality
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    maintenance
    Enables AI agents to send, receive, and reply to email through dedicated thread-aware mailboxes, with sandbox testing and compatibility across MCP clients.
    9
    38 npm
    MIT
  • A
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    A
    quality
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    Enables AI assistants to read and interact with a user's email inbox via IMAP, fetching recent emails and reading their full content.
    8
    ISC
  • A
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    A
    quality
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    maintenance
    Lets Claude connect to a Yahoo Mail account with an app password to read messages, create and manage folders, move messages, and compose or send email, with an optional read-only mode.
    6
    42 npm
    1
    MIT
  • A
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    A
    quality
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    maintenance
    Lets AI agents send email over SMTP and read, search, and manage email over IMAP or POP3 using app passwords or authorization codes, with attachment handling and support for common providers.
    7
    17 npm
    MIT
  • A
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    The most complete Resend MCP server — full coverage of the Resend API (emails, domains, contacts, broadcasts, templates, segments, topics, webhooks, logs) plus a unique debug/diagnostics layer no other Resend MCP offers: deliverability analysis, DNS troubleshooting, email lifecycle inspection, bounce explanation, and account auditing. Works with Claude Code, Cursor, Claude Desktop, and any other
    75
    26 npm
    1
    MIT
  • A
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    A
    quality
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    maintenance
    Enables AI assistants to read recent emails and fetch full email content from an IMAP inbox, allowing natural language queries about email summaries.
    3
    ISC