"Gmail" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Mail one-off USPS letters from ChatGPT or Claude after you approve the preview and price. US only.
Validates email syntax, disposable/burner provider status, role accounts, and live DNS MX/SPF/DMA.
Check a domain's email DNS, whether Gmail and Outlook accept its mail, and its registration.
Free email deliverability tools: SPF, DKIM, DMARC, blacklist and header checks, cold email scoring.
Teaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 19 rules, 6 comps.
Email Engagement Report turns a raw email event export into a per-recipient engagement report.
ai-mail.sh gives your AI agent its own email address for $0.05, paid with x402 (USDC on Base), with no signup. Verification codes and links come back already extracted, and wait holds the request until mail arrives. Addresses are never reassigned: come back months later, pay again, same address. Receive-only, no tracking, and you delete it, it's gone. Works over HTTP or MCP.
Validates email syntax, disposable/burner provider status, role accounts, and live DNS records.
Real-time RFC 5321 email verification with direct TCP port 25 SMTP mailbox checks, disposable/burner firewall (100k+ domains), and bulk cleaning for AI agents. Sub-140ms latency with zero email delivery.
Lead email decisions: keep / fix typo / review / drop, plus a ready-to-send list. Paid: RapidAPI
Hosted agent inboxes: read mail, send to owner-approved recipients. Mail is server-readable.
70+ pay-per-call tools for AI agents: web search, email verify, KYC, stocks, crypto, news, data
Email inboxes for agents by the hour: wait for a mail, get the code or link. Pay per call.
Send a USPS Certified Mail letter to any US address from ChatGPT, Claude or Grok. The assistant prepares the letter and hands back a review link; a person reads it, checks the recipient, pays and authorizes. Nothing is printed, mailed or charged without that approval. $16.17 with the electronic return receipt, $13.18 without. No subscription, and no account needed to see a price. Docs: https://piloxa.com/send-a-certified-letter-online
Email inboxes for recurring agent work. Read, search, reply, draft and organize correspondence.
Rattlesnakes By Mail is a public record of dated, sourced claims about AI crawlers and AI agents, including GPTBot, ClaudeBot, PerplexityBot, Googlebot, and Applebot. Each claim carries a verbatim quote from vendor documentation, a publication date, and an evidence URL. Five MCP tools cover crawler lookup, user agent identification, change history since a given date, free-text question matching against published claims, and token-gated correction notes.
Audit and build email signatures that survive Gmail, Outlook desktop and Apple Mail.
DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.
Verify email addresses in real time and find business email addresses with live mailbox checks.
Email posture for any domain: can it receive mail, can it be spoofed? MX, SPF and DMARC.
