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89,470 servers. Updated
20 Best Email MCP Servers: compared and ranked, September 2026Ranked from 2,412 matching servers on stars, growth, downloads and maintenance. Updated .

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  • A
    license
    A
    quality
    D
    maintenance
    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
    5 npm
    MIT
  • A
    license
    A
    quality
    C
    maintenance
    MCP server for Microsoft Advertising (Bing Ads) REST API enabling agent-led campaign management and reporting. It provides tools to manage campaigns, ad groups, keywords, ads, budgets, and pull performance reports.
    66
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    An MCP server for the Microsoft Advertising (Bing Ads) API. Gives an MCP client live read and management access to your Microsoft Advertising accounts — reporting, campaign structure, and full write operations.
    26
    MIT
  • A
    license
    C
    quality
    A
    maintenance
    Enables AI assistants to manage Microsoft Advertising accounts, including campaigns, ad groups, keywords, audiences, and reporting, with safety-first write controls such as opt-in mutations, draft-and-confirm workflows, spend ceilings, and audit logging.
    47
    1
    MIT
  • A
    license
    A
    quality
    A
    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
    Not graded
    quality
    D
    maintenance
    An MCP server exposing every documented Email on Acid API v5 request as a tool — 24 tools across authentication, email client lists, email rendering testing, and spam testing.
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    A Model Context Protocol (MCP) server for Microsoft Advertising (Bing Ads / DuckDuckGo Ads). This server enables AI assistants to create, manage, and report on Microsoft Advertising campaigns programmatically.
    2
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    Enables Claude Code to create HubSpot marketing email drafts from Markdown and Word documents with automatic image handling and brand guidelines.
    1
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Programmatic email deliverability testing for AI agents. Create inbox placement tests across Gmail, Outlook, Yahoo, Mail.ru, Yandex — get per-provider placement (Inbox/Spam/Promotions), SPF/DKIM/DMARC auth, Rspamd & SpamAssassin verdicts, DNS health (MX, PTR, DNSBL), and live SSE results.
    5
    35 npm
    2
    MIT
  • F
    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
    -
  • A
    license
    A
    quality
    C
    maintenance
    Enables interaction with the XEM Email API to send emails, manage campaigns, and organize contact lists. It supports features like HTML content, scheduling, template management, and bulk contact imports from CSV files.
    7
    156 npm
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    Enables sending branded wellness booking confirmation emails through Resend integration. Supports multiple email flows including AOI experience bookings with AI-suggested drink pairings and timeline layouts.
    MIT
  • F
    license
    Not graded
    quality
    C
    maintenance
    Enables AI agents to draft evidence-grounded cold-email openers, A/B variants, personalized LinkedIn DMs, and SEO content-gap plans for sales and marketing outreach.
    -
  • F
    license
    Not graded
    quality
    B
    maintenance
    Enables Claude.ai users to connect multiple Microsoft Advertising accounts and securely query customers, accounts, campaigns, ad groups, ads, keywords, and performance reports through MCP.
    -
  • F
    license
    Not graded
    quality
    B
    maintenance
    Enables AI agents to verify email addresses in real-time, checking syntax, DNS, MX records, and SMTP handshake, returning verdicts and deliverability scores without sending actual emails.
    -
  • A
    license
    A
    quality
    A
    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
    229 npm
    21
    MIT