{"uid":"cap_yOj96ErGIr2LqyFTuxIx8","slug":"signaldesk-ai-json-validator-300eb491","name":"SignalDesk AI JSON Validator","description":"Evidence-backed autonomous AI jobs and paid data tools. Queue/D1/cron run outside the chat; free quotas and bounded execution apply.","url":"https://x402-agent.kariguetoazul.workers.dev/api/json/validate?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","maxLength":12000,"description":"JSON text."}}},"responseSchema":{"type":"json","example":{"valid":true}},"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_kYwjB4gwKPjPZOI-Is4X-","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 whether a given text string is syntactically valid JSON and returns a boolean result","exampleAgentPrompt":"Can you check if this text is valid JSON for me: '{\"name\":\"Alice\",\"age\":30,\"active\":true}'?","exampleUseCases":[{"title":"Pre-flight API payload check","prompt":"Before I send this config payload to the server, can you verify it's actually valid JSON? Here it is: '{\"host\":\"db.prod.internal\",\"port\":9200,\"tls\":true}'"},{"title":"Debugging malformed API response","prompt":"I got this response back from a third-party API and my parser is choking on it — can you tell me if it's even valid JSON? Here's the raw text: '{\"status\":\"ok\",\"data\":[1,2,3,}'"},{"title":"Validating user-submitted configuration","prompt":"A user just submitted this JSON config in our form — can you confirm it's properly formatted before I save it to the database? Text: '{\"theme\":\"dark\",\"notifications\":true,\"timeout\":60}'"}],"resultDescription":"Returns a JSON object with a 'valid' boolean field indicating whether the submitted text is syntactically valid JSON (e.g. {\"valid\": true} or {\"valid\": false}).","failureModes":["Text exceeds 12,000 character limit — request rejected","Empty or missing 'text' field — validation cannot proceed","Payment not provided or insufficient — x402 payment required error returned","Service quota exhausted — bounded execution limit reached"],"whenToPreferThis":"Use this endpoint when you need a quick, low-cost ($0.001 USDC) programmatic check of JSON validity at runtime — particularly when integrating untrusted or user-submitted JSON, debugging API responses, or gating downstream processing on format correctness. It is well-suited for agents that handle dynamic text inputs and need a cheap validation step before passing data to stricter systems.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:42:07.901Z","isFirstParty":false,"canonicalSlug":"signaldesk-ai-json-validator-300eb491"}