"Calibre-Web" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Summarize and transcribe videos, audio, documents and web pages; subtitles; search your library.
11 pay-per-call tools for AI agents: web pages and JavaScript apps as clean text or Markdown, PDF text, RSS and Atom feeds, page metadata, XML sitemaps, screenshots, summaries and paper search. USDC via x402.
Search, summarize and organize your WhatsApp chats from Claude, ChatGPT or Cursor: contacts, groups, labels, notes, reminders and scheduled messages. Tool calls run in the Kaption extension for WhatsApp Web (Chrome, Edge) or the Kaption desktop app, which must be open. Sign-in is OAuth 2.1 with a code sent on WhatsApp. No send-now tool. Setup: https://kaptionai.com/mcp/
URL-to-Markdown ($0.002) and summarization ($0.003), paid per call in USDC on Solana via x402.
Pay-per-call AI tools over x402: web research, summarization, structured extraction (USDC, Base).
