Pay-per-call utility endpoints for agents: QR code image generation (PNG/SVG), clean Markdown + links extraction from any public web page, and OpenGraph/Twitter/JSON-LD metadata extraction. USDC on Base and Solana, no account needed. Free discovery catalog at /x402 and /.well-known/x402, OpenAPI at /openapi.json.
QRCode.Pub Agent Tools
calendar_today
October 5, 2026
domain
x402-list-api