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Dev.to
Dev.to
5/11/2026
An MCP server that charges your AI a penny per call

An MCP server that charges your AI a penny per call

Short summary

An engineer built x402-extract-mcp, an MCP server that extracts structured product data from URLs and micro-charges AI agents $0.01 USDC per call, settled on-chain. Agents install via Claude Desktop/Cursor/Windsurf with zero signup friction—no API keys, no subscriptions. This exploits the growing x402 infrastructure (Cloudflare, Stripe shipping it) by offering agents a practical paid endpoint.

  • MCP server extracts product data from any URL, charges $0.01 USDC per call on-chain via x402 protocol
  • Zero signup friction—agents install config block and pay directly from wallet, no API keys or subscriptions
  • Practical paid endpoint for the emerging agent economy; Cloudflare, Stripe, Coinbase already shipping x402 infrastructure

Generated with AI, which can make mistakes.

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