{"uid":"cap_kFR94KoiuQZaLCQf1-sPv","slug":"web2markdown-json-schema-validator-e23622e4","name":"Web2Markdown JSON Schema Validator","description":"Pay-per-call API for AI agents: turn any public web page or PDF into clean, LLM-ready Markdown. $0.002 per call in USDC on Base via x402. No API key, no signup.","url":"https://lin-desk-x402.lindesk.workers.dev/v1/dataformat/json_schema?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["input"],"properties":{"input":{"type":"string","description":"Payload text (CSV/JSON/YAML/XML); max 100 KiB"},"options":{"type":"string","description":"JSON object string, e.g. {\"schema\":{...}}"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"op":{"type":"string"},"cols":{"type":"array"},"rows":{"type":"integer"},"valid":{"type":"boolean"},"errors":{"type":"array"},"result":{},"encoding":{"type":"string"},"elapsed_ms":{"type":"integer"}}}}}}},"responseSchema":{"type":"json","example":{"op":"json_schema","valid":true,"errors":[],"elapsed_ms":0}},"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_pZwD0bHpU4pMKEZh61ZlN","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 CSV, JSON, YAML, or XML input data against a JSON schema, returning validation results and errors","exampleAgentPrompt":"Can you validate this JSON payload against a schema and tell me if there are any errors: {\"name\": \"Alice\", \"age\": \"thirty\"}?","exampleUseCases":[{"title":"Pre-flight API payload check","prompt":"Before I send this data to the payment API, can you validate this JSON object and tell me if there are any schema violations or missing required fields?"},{"title":"CSV format verification","prompt":"I have a CSV file with customer records — can you check if it's valid and well-formed, and list any errors you find?"},{"title":"YAML config validation","prompt":"Can you validate this YAML configuration snippet and tell me whether it's correctly structured, and report any parsing errors?"}],"resultDescription":"Returns a JSON object with fields: 'op' (operation name, e.g. 'json_schema'), 'valid' (boolean indicating whether input passed validation), 'errors' (array of validation error messages), and 'elapsed_ms' (processing time in milliseconds).","failureModes":["Input exceeds 100 KiB limit — request rejected","Malformed options JSON string causes parsing failure","Unsupported data format returns error","Network timeout on the workers.dev edge function","Payment failure via x402 protocol blocks the request"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, pay-per-call data validation service with no API key or signup, especially for quick one-off checks of CSV, JSON, YAML, or XML payloads against a schema. Suitable for AI agents that need programmatic data quality checks in automation pipelines.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T00:42:09.208Z","isFirstParty":false,"canonicalSlug":"web2markdown-json-schema-validator-e23622e4"}