MCP Server Directory

Synap com.linkrra/synap

Open AI models through one OpenAI-compatible API: chat, live model list, prices and cost estimates.

Ads Editor: Meta Ads and Google Ads br.com.adseditor/mcp

Meta Ads and Google Ads MCP server: 250+ tools for Claude, ChatGPT, Cursor and Codex.

Causerie com.causeriebot/causerie

Create, train and publish AI chatbots for your website from Claude, ChatGPT or any MCP client.

Buttondown MCP by usefulapi io.usefulapi/buttondown

Read Buttondown subscribers, emails, analytics and automations; add subscribers; write email drafts.

PumpGTM MCP server com.pumpgtm/mcp

Find buyers, run LinkedIn, email and X outreach, and answer replies from your AI.

Vet creators from Claude or ChatGPT: cross-platform trust scores, risk evidence, background checks.

RelayShield Scam Checks io.github.nzdsf2-gif/relayshield-free-mcp

Free scam checks for links, wallets, emails, and breach exposure. No signup.

MyClawn Computer com.myclawn/desktop

Your own cloud computer run by an AI agent: signed-in browser, its own email, files, long jobs.

Mails.ai — Agent Email ai.mails/agent-email

A real inbox for AI agents: send, receive and thread email, behind a prompt-injection firewall.

Official WhatsApp Business API MCP server for AI agents: messages, templates, webhooks, CRM.

Agent Preflight: OFAC, DNS, Email Auth, Domain, Email & URL dev.workers.sdnscreen.sdn-screen-x402/agent-preflight

$0.01/call via x402: OFAC wallet screen, DNS, email auth, domain age, email verify, URL unshorten.

Kaption WhatsApp (Cloud) io.github.Kaption-AI/mcp-extension-remote

Use WhatsApp from AI apps through the Kaption extension. OAuth 2.1 relay that cannot read messages.

Canarics com.canarics/canarics

AI call analysis and voice agents for sales teams. Signup, usage, agents and call data over MCP.

Query the Linear GraphQL API: viewer, teams, issue search.

Agent-Native Mail io.github.BuilderIO/agent-native-mail

Agent-Native Superhuman - email client with keyboard shortcuts and AI triage

GO AI Tools app.goaichat/tools

31 no-AI tools: image conversion and EXIF stripping, App Store assets, colour maths. No API key.

RunLite in.runlite/runlite

Hosts AI-built websites with working contact forms. Enquiries arrive by email or WhatsApp.

Benchmark Email MCP by usefulapi io.usefulapi/benchmark-email

Manage Benchmark Email lists and contacts, and read campaign reports: opens, clicks, bounces.

agent-identity-mcp com.flo-voice1/agent-identity-mcp

Give an AI agent a throwaway email and phone number to test signup/verification flows end to end.

Superpowers tools.superpowers/superpowers

Pay-per-call tools for agents: search, page reading, emails, company data, media. Sign in, no key

Emaillistchecker.io Email Verification io.emaillistchecker/email-verification

Verify emails (valid/invalid/risky/unknown): MX, SMTP, catch-all, disposable. Free agent key.

Draftly SEO blog.draftly/seo

Draftly brand voice, posts and topics plus live keyword and SERP data in Claude, ChatGPT or Cursor.

Stackhal io.github.bahdanhal/stackhal

Outside-in DNS, email security, SEO, GEO and app-link checks plus developer utilities.

Disposable email inboxes for AI agents: create, wait for mail, extract verification codes