{"uid":"cap_M28gfJBIO089Q0Gyopig_","slug":"kevaremesh-json-validation-0d313514","name":"KEVAREMESH JSON Validation","description":"Buyer-first MCP procurement gateway that discovers, compares and routes live x402 APIs without making the buyer choose a provider.","url":"https://kevaremesh-web.vercel.app/api/x402/json-validation-cdp-json-validation?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","maxLength":262144},"pretty":{"type":"boolean","default":true}}},"responseSchema":{"type":"json","example":{"result":{"type":"object","error":null,"valid":true,"pretty_json":"{\n  \"a\": 1\n}","normalized_json":"{\"a\":1}"},"product":"kevaremesh_json_validation_cdp_json_validation_v2","service":"KEVAREMESH","tool_name":"kevaremesh_json_validate","limitations":["Maximum input 256 KiB"],"generated_at":"2026-09-18T00:00:00.000Z"}},"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_MAJEljgsw5Sa8CmlqXFg9","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, parses, and pretty-prints a JSON string, returning whether it is valid JSON along with normalized and formatted representations.","exampleAgentPrompt":"Can you check if this string is valid JSON and give me a pretty-printed version of it: '{\"name\":\"Alice\",\"age\":30,\"active\":true}'?","exampleUseCases":[{"title":"Validating LLM-generated JSON output","prompt":"The model just returned this JSON string — can you verify it's actually valid and show me a formatted version so I can spot any issues: '{\"items\":[{\"id\":1,\"name\":\"widget\"},{\"id\":2,\"name\":}]}'?"},{"title":"Pre-flight check before API submission","prompt":"Before I send this config payload to the deployment API, can you confirm it's syntactically valid JSON and give me both the compact and pretty-printed forms: '{\"env\":\"production\",\"replicas\":3,\"timeout\":30}'?"},{"title":"Debugging malformed JSON in agent pipeline","prompt":"My agent pipeline is failing and I think the JSON is broken — can you validate this blob and tell me exactly what's wrong with it: '{\"user\":\"bob\",\"roles\":[\"admin\",\"editor\",}'?"}],"resultDescription":"Returns an object containing: a boolean indicating whether the input is valid JSON, an error string if parsing failed (null if valid), a pretty-printed version of the JSON with indentation, and a compact normalized JSON string. Also includes service metadata such as product name, tool name, and a timestamp.","failureModes":["Input exceeds 256 KiB limit — service will reject with a limitation error","Input is not a string (e.g. already-parsed object passed instead of text) — may return unexpected behavior","Completely empty input — may return invalid=true with a parse error","Malformed UTF-8 or binary data — parsing error returned in the error field","Payment failure via x402 protocol — request rejected before processing"],"whenToPreferThis":"Choose this endpoint when you need a fast, cheap ($0.001 USDC), programmatic JSON validation step inside an AI agent pipeline — especially when the JSON comes from untrusted sources like LLM outputs, user inputs, or external APIs. It is ideal when you want both validity checking and a normalized or human-readable form in a single call, without spinning up a local parser. Prefer it over generic code execution for lightweight, stateless JSON checks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-03T00:35:39.965Z","isFirstParty":false,"canonicalSlug":"kevaremesh-json-validation-0d313514"}