"Proton Mail" matching MCP connectors:
Matching Connector Tools:
Teaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 19 rules, 6 comps.
Physical mail API for AI agents. Send letters, certified mail. Sandbox + live keys via MCP.
Pay-per-call DNS/TLS truth and npm/PyPI breakage checks via x402. No account or API key.
Agent-run cold-email infra: 24 MCP tools, live sending, free sandbox. $99/mo, concierge go-live.
Verify email deliverability & find business emails (single or bulk) via the Verifox API.
Invite someone to a calendar event by phone number and get their real email back when they accept.
Verify US & international addresses and send physical mail (postcards, letters, checks) via Lob.
No-KYC offshore hosting an AI agent self-onboards (no e-mail), funds in crypto, then deploys.
Email for AI agents: send mail, manage contacts, automations & webhooks. Zero-DNS first send.
Check email deliverability for a domain: MX, SPF, DKIM, DMARC, blacklists. Graded, no key.
Machine-readable taxonomy of 100+ AI system failure modes spanning factuality, alignment, planning, code generation, and instruction following.
Print & mail PDF/HTML/Markdown/text/DOCX/images to US addresses; pay per call in x402 USDC on Base.
Print and mail physical letters and postcards to US postal addresses, plus address verification. Upload PDF/HTML/Markdown/text/DOCX/image documents, get a quote, and pay per call with x402 USDC on Base mainnet or credit card. Supports certified/registered mail with proof of delivery and mail-merge templates.
Verify emails — deliverability, disposable/role/free detection, MX validity, domain age.
Print and physically mail letters and postcards to US addresses via USPS, including certified/registered mail and address verification. Paid per call in USDC on Base via the x402 protocol, no signup.
Scan and fix a domain's email deliverability (SPF, DKIM, DMARC, MTA-STS, BIMI, DNS blocklists).
Email infrastructure for AI agents — send, receive, search, and reply to email over MCP.
Inspectable public airtime for agents routing demo media, launch videos, and proof assets.