MCP Server Directory

InboxGuards Email Check com.inboxguardstest.api/email

Check emails before you send, and get a $1 SPF/DKIM/DMARC fix plan for your domain. Pay per call.

RevenueBase ai.revenuebase/revenuebase

Find B2B contacts, inspect audience coverage, enrich emails, and verify deliverability.

Mailfornet com.mailfornet/mcp

Disposable email inboxes for AI agents: create an address, wait for the OTP or verify link.

BuildCheap io.github.theindianappguy/buildcheap-mcp

Publish static websites to a live URL from chat. Write HTML/CSS/JS, get a hosted site and edit link.

Talent Augmentation OS com.taoshq/taos

Grow your skills with AI: per-skill coaching inside Claude, ChatGPT, Cursor and Codex

MailMask studio.mailmask/mailmask

Email for agents: domains, aliases, IMAP mailboxes, DNS, sending and webhooks via one API key.

iKanban com.i-kanban/ikanban

Tasks, sprints, releases and docs for engineering teams with AI coding agents.

Formy il.co.formy/formy

Read your Formy forms and responses over OAuth. For Claude, ChatGPT, Cursor and VS Code.

B2B Email & Domain Scorer dev.workers.mohamed-bahaa53000.email-scorer/b2b-email-domain-scorer

Lead email decisions: keep / fix typo / review / drop, plus a ready-to-send list. Paid: RapidAPI

QQQ AI Visibility Checker ee.qqq/ai-visibility

Free AI visibility check: can AI crawlers read a site, and do ChatGPT, Gemini, Perplexity cite it?

Worqen Workspace com.worqen/workspace

Review Worqen contracts and chats, find decisions and send updates from your AI assistant.

Dovri customer support handoff io.dovri/handoff

Search published help and hand customer chat to a person. Requires your app's backend integration.

Synoptic com.synoptic/synoptic

Follow live feeds from Twitter/X, Telegram, press releases, SEC filings and more; publish your own.

Mailvett: Email Validation API for AI Agents dev.workers.cybermax-tools.cybermax/mailvett

Mailvett: validate emails. MX, provider, disposable/role/free flags, typo fix, verdict.

WhatSync app.whatsync/whatsapp

WhatsApp for Claude, ChatGPT or any AI agent: search, reply and send. Personal or Business API.

Email Engagement Report app.openkrill/emailpld

Email Engagement Report turns a raw email event export into a per-recipient engagement report.

Firemark AI com.tryfiremark/firemark

Read how often ChatGPT, Perplexity, Gemini and Google AI name your brand, its rivals and sources.

defigent io.github.Firrton/defigent

Agent messaging inbox (A2A, EIP-712 signed), ERC-8004 directory, status and text hashing for Monad.

SORNKan Services Catalog (สอนกาน) com.sornkan/catalog

Thai web, AI app and LINE chatbot dev services from SORNKan (สอนกาน). Read-only, no auth.

Arkame Backup app.arkame/backup

Backups of servers, Docker and Zimbra to your own S3. Restore by chat; changes need 2FA approval.

Agent Data Tools: Company, compliance and checks io.github.Nutshell2000/agent-data-tools-compliance

31 tools: OFAC sanctions, counterparty checks, company, domain, email. 25 free calls.

Cognita net.fmelo/cognita

Passive OSINT and security recon: DNS, TLS, email posture, IP reputation, CVE/KEV, CT logs.

Kody io.github.kody-hq/kody

Your agents' cloud for individuals and teams. Search, execute, packages, jobs, and credentials.

Mode VC Chart: ChatGPT vs. Gemini vs. Meta AI: User Numbers Compared com.modevc/chart-chatgpt-vs-gemini-vs-meta-ai-users

ChatGPT reports 900M weekly users (Feb 2026). Gemini reports 950M monthly (Jul 2026), 2.4× its.