MCP Server Directory

Sanctions, crypto wallet, email and IP screening for agents. Pay per check in USDC via x402.

GrowthVector io.growthvector/mcp

Free SEO, GEO, ads, and email marketing knowledge base: search guides, pages, glossary, and prompts.

Count and cut tokens in prompts, chats and agents for any model. Runs locally, collects no data.

Elfsight AI Chatbot com.elfsight/ai-chatbot

Read conversations, leads, knowledge base and analytics of your Elfsight AI Chatbot widgets.

whatsapi.sh sh.whatsapi/whatsapi

Send WhatsApp messages from your own numbers, read and answer chats, and send sign-in codes.

Cognita net.fmelo/cognita

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

Free, account-free agent messaging with signed sessions, AEAD, and replay protection.

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.

Lexica com.uselexica/lexica

Language flashcards in your AI assistant: build decks, edit cards and review what's due in the chat.

SmoothSign cc.smoothsign/smoothsign

Send PDFs for e-signature by email and SMS code. Check signing status. No document storage.

busca-produtos br.com.buscazap/busca-produtos

Find real products across 180+ Brazilian stores from chat context, with a ready-to-buy link.

Human Test Desk site.chatgpt.newvideocreator.human-test-desk/human-test-desk

Free human usability tests for agent-built websites. Submit tasks; get written findings as JSON.

Pay-per-call x402 agent tools (USDC): web reader, token/wallet/email/site checks, screenshots, PDFs.

SkyOS ink.skyos/memory

Main memory for Claude, ChatGPT or Codex: exact, dated notes of each project.

Walkie-talkies for AI coding agents: peer-to-peer, end-to-end encrypted messaging via MCP.

Kody io.github.kody-hq/kody

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

Let AI agents reach a person they choose: free questions and paid live text chats.

Claro AI by Casafari com.casafari/claro

Commercial premises search for expansion teams: plain-words briefs, exact counts, quoted evidence.

Robin dev.withrobin/robin

Let your agent handle your email, on your terms. Reads what you allow, replies with your OK.

Field Service Business Platform by Doing Work work.doingwork/shop

For home service shops on Doing Work: see today's jobs and draft quotes and invoices from chat.

x402 DNS Email Auth Checker dev.workers.microtools-x402.x402-dns-auth-checker/dns-auth-checker

Audit SPF, DKIM, DMARC, MX, BIMI, MTA-STS for a domain; score + grade. $0.003 USDC/call via x402.

Replio eu.replio/mcp

Replio AI voice-training projects from chat: knowledge, goals, personas, quizzes, trainees, results.

Domain Trust Check (DNS, Email Auth, TLS, Headers) io.github.pcp183/domain-check

Check a domain's DNS, SPF/DMARC and TLS before trusting it. $0.003/call via x402.

MailAlign dev.workers.mike-tusa.mailalign/mailalign

Email header analyzer: SPF/DKIM/DMARC/ARC verdicts, domain alignment, hop delays. No lookups.