"A Python server using FastAPI to expose public web API endpoints to an agent" matching MCP connectors:

Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links.

Email for AI agents: read, search, send, organize, and schedule across your inboxes.

Your unified inbox — everything that reaches you, understood and actionable from your AI assistant.

Teaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 19 rules, 6 comps.

Keyless email checks: disposable, role, and free-provider detection, MX, and typo suggestions.

Agent-run cold-email infra: 24 MCP tools, live sending, free sandbox. $99/mo, concierge go-live.

Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.

Verify email deliverability & find business emails (single or bulk) via the Verifox API.

AI-powered email outreach platform — send campaigns with deliverability tracking.

Email verification for AI agents — verify, clean & validate emails; self-onboard + crypto pay

Email compatibility analysis across 15 clients — preview, audit, fix, diff, deliverability.

MCP server for Nylas — read email, calendars, events and contacts, and send email or create events.

Check email deliverability for a domain: MX, SPF, DKIM, DMARC, blacklists. Graded, no key.

Cameron Rye's blog, projects, resume, and live site stats, plus contact and newsletter tools.

PDF, photo, email, and file comparison evidence checks with plain-language reports.

Emailable MCP — wraps the Emailable email verification API (emailable.com)

Email OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.

Email marketing y transaccional AI-native: campañas, correos 1-a-1, contactos, flujos y métricas.

Scan and fix a domain's email deliverability (SPF, DKIM, DMARC, MTA-STS, BIMI, DNS blocklists).

Manage Microsoft 365 email, calendar, contacts and inbox rules via the Graph API with OAuth 2.0.