MCP Servers 105
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e2a — email for AI agents
Authenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.
Email Inbox API + Sending by Sendmux
AI email inbox and sending tools with attachments, search, live events, and webhooks.
Emailens MCP
Analyze, audit, fix and diff HTML, MJML, Maizzle and React Email across 21 email clients.
Cold Email
Generate hyper-personalized cold email sequences via AI.
Send That Email
send-that-email MCP — wraps StupidAPIs (requires X-API-Key)
Agent Cold Email
Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox.
MAILTYPE — Email Domain Capability Intelligence
Email-domain intelligence: MX capability, provider, disposable status, SPF, DMARC, and MTA-STS.
emailverifier.dev
Verify emails and domains for routing, disposable providers, role accounts, and SMTP risk.
Email Validator
Cloudflare Workers MCP server: email-validator
Email Verification API
Verify emails: syntax, MX records, disposable detection, quality score 0-100.
HTML Email Playbook
Teaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail.
Email Deliverability Audit API
Audit email domain deliverability: SPF, DKIM, DMARC, MX.
Email Finder API
Find email addresses from name and company domain.
Email Send API
Send emails programmatically via Resend.
Email shape, address discarded
Email shape, address discarded
Mifactory Email
Send transactional emails for AI agents via SMTP.
Send Email
Send emails from natural language prompts.
Email Extractor
Extracts emails from texts.
Email Validator
Validates email syntax and MX records.
MinuteMail
Ephemeral mailboxes and a mock OAuth IdP for testing email and auth flows — 39 API-driven tools
Emailable
Emailable MCP — wraps the Emailable email verification API (emailable.com)
Could Have Been Email
could-have-been-email MCP — wraps StupidAPIs (requires X-API-Key)
