{"name":"Useful Work tools","pay":"x402 (0.002 USDC on eip155:8453) or useful work: see extensions[\"useful-work\"] in the 402","tools":{"GET /tools/read-page?url=":"Readable text, title and link count of a public web page","GET /tools/check-links?url=":"Status of up to 15 links found on a public page","GET /tools/dns?name=&type=":"DNS records via DNS-over-HTTPS (A, AAAA, CNAME, MX, NS, TXT, CAA)"}}