{"openapi":"3.1.0","info":{"title":"x402 URL Shortener","version":"1.0.0","x-pricing":{"currency":"USDC","network":"Base (eip155:8453)"}},"servers":[{"url":"https://link.camelai.io"}],"paths":{"/":{"post":{"summary":"Shorten a URL. Send {\"url\": \"https://example.com/long/path\"}","description":"Shorten a URL. Send {\"url\": \"https://example.com/long/path\"}. Requires x402 payment ($0.001 USDC on Base).","responses":{"200":{"description":"Success","content":{"application/json":{}}},"400":{"description":"Bad request"},"402":{"description":"Payment Required — sign a USDC payment on Base and resend with the payment header"}},"requestBody":{"required":true,"content":{"application/json":{"schema":{"type":"object","properties":{"url":{"type":"string","description":"The URL to shorten"}},"required":["url"]}}}}}}}}