{"uid":"cap_yJVRwqCN5vSZkb5BdavHX","slug":"bounty-engineer-schema-sample-endpoint-3f7af27c","name":"Bounty Engineer Schema Sample Endpoint","description":"Machine-buyable infrastructure for autonomous agents: API cost routing, margin optimization, funding-rate data, webpage extraction, result verification, spend controls, retry planning, state, tender search and GitHub bounty intelligence.","url":"https://bounty-engineer-x402-prod.onrender.com/v1/schema-sample?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"schema":{"type":"object"}}},"responseSchema":{"type":"json","example":{"ok":true,"mode":"schema_sample","sample":{"id":"example","count":1},"limitations":["Generates a deterministic structural example only; it does not guarantee semantic validity beyond simple schema hints."],"sample_sha256":"b6f7faf776f39d0edfb0dde50fc1ba0e4680c091d639a24f9c7f5740c008ad95"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_5lijTV3QP3xrp1NwRTnf9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Generates a deterministic structural example (sample) from a submitted JSON schema object, returning a hashed sample payload.","exampleAgentPrompt":"Generate a structural sample from this JSON schema for me — I want to see what an example payload looks like: {\"type\":\"object\",\"properties\":{\"userId\":{\"type\":\"string\"},\"count\":{\"type\":\"integer\"}}}","exampleUseCases":[{"title":"Mock payload for API testing","prompt":"Take this JSON schema and generate a sample payload I can use in my integration tests: {\"type\":\"object\",\"properties\":{\"orderId\":{\"type\":\"string\"},\"amount\":{\"type\":\"number\"},\"status\":{\"type\":\"string\"}}}"},{"title":"Validate schema structure before deployment","prompt":"I'm about to deploy a new API endpoint — can you generate a deterministic sample from this schema so I can verify the shape looks right before we go live? The schema is {\"type\":\"object\",\"properties\":{\"eventName\":{\"type\":\"string\"},\"timestamp\":{\"type\":\"integer\"}}}"},{"title":"Generate fixture data for agent pipeline","prompt":"My agent pipeline needs a test fixture — generate a structural sample from this schema and give me the SHA-256 hash of the result: {\"type\":\"object\",\"properties\":{\"agentId\":{\"type\":\"string\"},\"taskCount\":{\"type\":\"integer\"},\"active\":{\"type\":\"boolean\"}}}"}],"resultDescription":"Returns a JSON object containing: 'ok' boolean, 'mode' string set to 'schema_sample', a 'sample' object that is a deterministic structural example generated from the input schema, a 'limitations' array describing caveats (e.g. no guarantee of semantic validity), and a 'sample_sha256' string hash of the sample for integrity verification.","failureModes":["Missing or malformed schema input returns an error or empty sample","Schema with deeply nested or recursive references may produce incomplete structural samples","Semantic validity of generated values is not guaranteed — only structural shape is reflected","Network/hosting issues on Render may cause timeouts or 502 errors","Overly complex schemas may result in truncated or simplified sample output"],"whenToPreferThis":"Use this endpoint when you need a fast, deterministic, structural sample from a JSON schema — particularly useful during API development, agent pipeline testing, or fixture generation. Prefer this over manual mock creation when you want a hash-verified, reproducible example payload. Not suitable when you need semantically valid or domain-realistic data (e.g. real-looking names, addresses, or financial figures).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T00:40:14.487Z","isFirstParty":false,"canonicalSlug":"bounty-engineer-schema-sample-endpoint-3f7af27c"}