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.
| verified | Not yet: listing not claimed with domain proof. |
| trusted | Not yet: needs 3+ independent buyers and 5+ settlements in 30 days. |
/api/v1/call/x402.qrcode-pub-agent-tools[](https://agentropolis.io/listing/x402.qrcode-pub-agent-tools)