2767 Model Context Protocol servers — searchable, rated, ready to install.
Check if a signup email is disposable, free, an alias, testing, parked or unknown, with evidence.
Email list check: syntax, domain, MX records, disposable/role addresses (DNS level). Winters Works.
AI website builder: build, publish and edit websites from Claude, ChatGPT or Claude Code.
Official WhatsApp Business API for AI agents: customer chats, templates, campaigns and Meta prices.
Grow your skills with AI: per-skill coaching inside Claude, ChatGPT, Cursor and Codex
Fraud risk score for signups and orders from email, IP, phone and user-agent
Radar noEixo: WhatsApp sales and support with an AI agent, CRM pipeline and post-sale (Brazil).
Mail one-off USPS letters from ChatGPT or Claude after you approve the preview and price. US only.
Pay-per-call onchain reads (Base, Ethereum, Gnosis), token verdicts and LLM chat over x402 USDC
Your business WhatsApp for any AI: read and search chats, digests, team stats, sends you approve.
Personal agenda and CRM with AI: people, companies, reminders, contracts, finances and WhatsApp.
Verify emails (syntax, MX, SMTP mailbox, catch-all), test email DNS and check Spamhaus blocklists.
Track competitors' Meta ads, save swipe files and run Meta campaigns from Claude, ChatGPT or Cursor.
Manage ClerkChat AI support agents: knowledge, channels, conversations, automations, analytics.
Get your business online and found: website, Google Business Profile, business email and listings
Signed deterministic checks for supplied JSON invoices, OpenAPI API contracts and JSON events.
Email validation, link previews and article-to-Markdown extraction for AI agents
Publish websites from chat and keep editing them: live links, version history, forms and domains.
Cold email: campaigns, leads, mailboxes, warmup and inbox replies.
Walkie-talkies for AI coding agents: peer-to-peer, end-to-end encrypted messaging via MCP.
Check if ChatGPT or Perplexity names a brand for a buying question, and if AI bots can read a site.
Disposable email inboxes for AI agents: create an address, wait for mail, read OTP codes and links.
Compare AI subscription prices (ChatGPT, Claude, Gemini, Grok) across 130+ verified shops.
Interactive 3D science models in Chinese and English, found and shown live in the chat.
POST /mcp