"API documentation for creating mock data for frontend development" matching MCP connectors:

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

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

Give an agent its own inbox: send, receive, and pull signup codes from real email.

Render HTML/.eml emails in real Gmail, Outlook & Yahoo web clients and screenshot them

DNS and email security scanner with 80 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

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

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

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

AI-powered email outreach platform — manage contacts, campaigns, sequences, and send follow-ups with deliverability tracking

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.

Email for AI agents: send mail, manage contacts, automations & webhooks. Zero-DNS first send.

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

Internet identity for AI agents: register or broker domains, email, DNS - pay by card or USDC.

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

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

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

Hosted email for AI agents: create inboxes, send, receive, and reply over MCP with scoped API keys

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