Free transactional email + SMTP relay. Agents self-signup, no API key needed to start.
606 MCP servers
Self-hosted email for AI agents: own IMAP/SMTP mailbox per key, allow lists, calendar invites.
Real email inboxes for AI agents: create addresses, send, wait for mail and verification codes.
Email inboxes for AI agents: send, receive, reply, search, and manage threaded email over MCP.
ARC-Seal tag count, value discarded
All your company email, operated by agents and reviewed by you.
BIMI location URL shape, value discarded
Check emails for typos, disposable domains and dead domains. Runs locally, no API key.
Cleans an email list from an Apify dataset, a CSV/Excel file or Google Sheet, keeping every...
Email inboxes for recurring agent work. Read, search, reply, draft and organize correspondence.
Claws Mail plugin exposing the running mail client over a local, bearer-token MCP endpoint.
Verify email addresses in real time and find business email addresses with live mailbox checks.
One inbox for all your addresses: your AI agent reads, sorts, drafts and sends with your permission.
The first inbox built for you and AI: mail, newsletters, notes, and crosswalks agents share.
An MCP server that provides tools to validate an email address using Dilli Email Validation API.
Checks if an email/domain is disposable (temp-mail). x402-metered per call.
AI-operated. Reads a domain's DKIM keys and finds the selector when you don't know it.
Check how a domain is set up for email and who it is registered with, from public DNS data.
Domain shop email and DNS in your AI assistant: search, read, write, send. Free.
Validates domain email MX records and DNS status via Cloudflare DNS-over-HTTPS.
Scan and fix a domain's email deliverability (SPF, DKIM, DMARC, MTA-STS, BIMI, DNS blocklists).