{"uid":"cap_uU3ga_4Kvy53cky-9T6bO","slug":"agentshelf-json-schema-validator-76db4a5a","name":"AgentShelf JSON Schema Validator","description":"Call when an agent needs a JSON value checked against a JSON Schema. No network. Exact $0.001 USDC. Prefer unpaid POST /v1/sandbox/json-schema-check first.","url":"https://agentshelf.syntexa.ch/v1/json-schema-check?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"data":{"examples":[{"name":"Ada"}],"description":"JSON value to validate."},"schema":{"type":"object","examples":[{"type":"object","required":["name"],"properties":{"name":{"type":"string"}}}],"description":"JSON Schema object. Example: {type:object, required:[name]}.","additionalProperties":{}}}},"responseSchema":null,"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_7j6EqVr67S7szJVYz1Ets","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates a JSON value against a provided JSON Schema and returns whether it conforms, with no network or LLM calls involved.","exampleAgentPrompt":"Can you check if this JSON object {\"name\": \"Alice\", \"age\": 30} is valid according to the schema {\"type\": \"object\", \"properties\": {\"name\": {\"type\": \"string\"}, \"age\": {\"type\": \"integer\"}}, \"required\": [\"name\", \"age\"]}?","exampleUseCases":[{"title":"Validate API response before processing","prompt":"Before I store this API response, check if it matches the expected schema — the data is {\"id\": 42, \"status\": \"active\"} and the schema requires an integer id and a status string."},{"title":"Config file conformance check","prompt":"I have a config object {\"timeout\": 30, \"retries\": 3} — can you verify it matches this schema: {\"type\": \"object\", \"properties\": {\"timeout\": {\"type\": \"number\"}, \"retries\": {\"type\": \"integer\"}}, \"required\": [\"timeout\"]}?"},{"title":"User input format validation","prompt":"A user submitted this form data: {\"email\": \"user@example.com\", \"age\": \"25\"} — check if it conforms to a schema that requires email as a string and age as an integer, and tell me what's wrong if it fails."}],"resultDescription":"Returns a conformance result indicating whether the provided JSON data value is valid against the given JSON Schema, along with any validation errors or constraint violations if the data does not conform.","failureModes":["Malformed JSON data causes a parse error response","Invalid or malformed JSON Schema object results in a schema parse error","Missing required fields (data or schema) returns a 400 bad request","Network or service unavailability returns a 5xx error","Unsupported JSON Schema draft or keywords may result in partial or failed validation"],"whenToPreferThis":"Choose this endpoint when you need a fast, deterministic, offline JSON Schema validation with no LLM involvement and no external network calls. It is ideal for agents that need to validate structured data conformance within a pipeline at low cost ($0.001 USDC). Prefer the free sandbox endpoint POST /v1/sandbox/json-schema-check first if available; use this paid endpoint when the sandbox is unavailable or rate-limited.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:50:54.031Z","isFirstParty":false,"canonicalSlug":"agentshelf-json-schema-validator-76db4a5a"}