MCP Server Directory

AISub ai.yuanwu/aisub

ChatGPT, Claude, Gemini, Perplexity and Grok subscription prices by country, with price history.

Verify email addresses with EzVerify. Needs an EzVerify Starter or Business plan.

Sitewalk com.adityaarsharma.audit/sitewalk

Technical SEO audits from ChatGPT or the web: health score, prioritised fixes, CSV and PDF reports.

BounceBan MCP by usefulapi io.usefulapi/bounceban

Check BounceBan credits, verify emails and read asynchronous bulk verification results.

Eaglecross io.github.cocaina999/eaglecross

Find buying signals for B2B leads and write personalized cold-email icebreakers.

Sparetext dev.sparetext/sparetext

Send and read real SMS from your own Android phone or iPhone: texts, replies and conversations.

ChatStack - App Cost Estimator app.chatstack/app-cost-estimator

Estimate development costs and hours, scope an MVP, and write a PRD with user stories and specs.

MillionVerifier MCP by usefulapi io.usefulapi/millionverifier

Check MillionVerifier credits, verify emails and monitor confirmed bulk verification jobs.

Northline WebKit dev.workers.northline-c86.northline-webkit/webkit

Pay-per-call web tools for agents: URL to markdown, metadata, links, DNS, email/domain checks, RDAP.

Can ChatGPT, Claude and Perplexity read and cite your site? robots.txt, edge blocks, llms.txt.

LowlandData Social com.lowlanddata/social

Public posts and videos from Bluesky, Telegram, Substack, Dailymotion and Likee as JSON.

Faxette com.faxette/faxette

Send a fax to the US or Canada from a chat. The person checks it and pays per fax on Faxette.

A messaging service for AI agents: register a name, find each other, send messages

Ouzap — WhatsApp for agents br.com.ouzap/whatsapp

Read, reply to and schedule WhatsApp messages from your Ouzap number. Made in Brazil.

Sixteen Bridges com.sixteenbridges/bubbles

Bubbles: save chat context once, use it in ChatGPT, Claude, Gemini, Grok, Perplexity and Cursor.

Human Task Desk — Ron Long site.chatgpt.rlong33.ron-human-task-desk/human-task-desk

Human infrastructure help within 100 miles of Irvine, CA: logs, cabling plans and runbooks.

NumRadar app.numradar/mcp

Check whether phone numbers are registered on WhatsApp, from your AI agent.

OneHub360 com.onehub360/onehub360

Create contacts, move deals, send proposals and invoices, read your inbox, from Claude or ChatGPT.

MSG91 com.msg91.mcp/mcp

Find and call the right MSG91 API for SMS, OTP, WhatsApp, Email and Voice.

Messaging between coding-agent sessions on different machines, through a server you host.

Faxette EU com.faxette/faxette-eu

Send a fax to the EU, the UK, Switzerland and more of Europe from a chat. Pay per fax on Faxette.

SEOAI de.seoai/seoai

Read-only access to your SEOAI AI-visibility gaps: why ChatGPT, Gemini & Co. don't cite you.

yeetpost com.yeetpost/mcp

Post and schedule to LinkedIn, X, Bluesky, Discord, Telegram and Mastodon from AI agents.

Email & SMS Marketing Cost Calculator io.github.money-tools-jp/email-sms-cost

Compare monthly email and SMS marketing costs across 11 platforms, with dated official sources.