"National Rail" 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.
Search and triage all your mailboxes; draft replies and campaigns; send only as you allow.
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.
Business email on your own domain: mailboxes, send and read mail, drafts, aliases and DNS setup.
Gmail, Outlook, iCloud, Fastmail and any IMAP mailbox for your agent. Scoped OAuth, approved sends.
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.
Connect your FranklyMail mailbox to AI assistants to read and search email, list folders, and prepare new messages, replies, or forwards for mandatory human review and approval.
AI assistants send real USPS letters ($1 flat) and faxes ($0.50 flat) via MCP.
Temporary receive-only email inboxes for agents. Create, list and read messages without signup.
Des boîtes mail pour agents IA : écrire, lire ses fils, répondre, avec validation humaine.
Print and mail real letters worldwide from the EU, incl. registered mail. Quote, compose, send.
PhoboMail gives AI agents their own @phobomail.com email address with zero human involvement. Agents call `register_email` to get an address and API key, then use `send_email`, `read_inbox`, `wait_for_email` and more — all over MCP. Ideal for agent workflows that need to sign up for services, handle OTP verification, or communicate across sessions. Hosted on Cloudflare.
Connect any email mailbox (Gmail, Outlook, IMAP/SMTP, OVH, LWS, Infomaniak...) to Claude, ChatGPT & any MCP client. Read, send, reply, schedule and search emails. No code, OAuth2, EU-hosted (GDPR). 15 email tools.
Phone, SMS and email for AI agents. One remote MCP endpoint, OAuth login, zero install.
Phone, SMS & email for AI agents. One remote MCP server (Streamable HTTP, OAuth or API-key auth, no local install) exposing call, sms, email, and event tools; also usable via CLI, Python SDK, and OpenAPI. Self-hostable, AGPLv3.
Read, search, reply to and organize Naver Mail with the same tools as the Gmail MCP (IMAP/SMTP).
Programmable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.
Read, search, draft, send and schedule email in your company-domain mailboxes on Domailo.
One inbox for every hat you wear: support, sales, billing mail, triaged and drafted by your agent.
Read, search, organize, draft and send business email from your SuperMailOS mailboxes.
Email inboxes for AI agents: send, reply, read verification codes, human-approved drafts.
Your agent's own email address: read, search, send, reply, draft and wait for mail.
Email for AI agents: send, receive with a safety verdict, reply and approve, as MCP tools.
Your agent asks you a question on your phone, waits for the answer, then resumes.
Send and Receive email via your own address at your domain or unlimited free inboxes. Send Email Receive email with Agent routes or webhooks Route email to other addresses Add your custom domain (unlimited mailboxes) Add unlimited inboxes 3K emails sent per month free per domain 50K for $10/month
Company email for Rwanda. Read and send mail from a Shaka mailbox over OAuth or an API key.
Your mailbox for MCP clients: search, read, draft, send, rules and notes. Sending is off by default.
Give an AI agent its own inbox — receive email as a webhook, send over a verified domain.
