{"uid":"cap_RDCMVZ5_3k8gs0qhoNRPZ","slug":"x402broker-com-deterministic-a2a-broken-json-repair-schema-validator-cb22173d","name":"Deterministic A2A Broken-JSON Repair & Schema Validator","description":"Repairs truncated or malformed LLM JSON outputs (trailing commas, markdown fences, single quotes) so multi-agent pipelines never crash. (Live x402 v2, IETF MPP & MCP endpoint at https://x402broker.com/v1/json-fix)","url":"https://x402broker.com/v1/json-fix?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["raw_json"],"properties":{"raw_json":{"type":"string","minLength":1,"description":"Malformed, truncated, or markdown-wrapped JSON string to deterministically repair"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.002","displayCostAsset":"USD","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":"$0.002/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_g00-tYNYnTQt-uQGf7JTh","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"x402broker.com","brandSlug":"x402broker-com-mpp","brandBaseUrl":"https://x402broker.com","brandDocsUrl":null,"whatItDoes":"Repairs truncated or malformed LLM JSON outputs (trailing commas, markdown fences, single quotes) so multi-agent pipelines never crash","exampleAgentPrompt":"This JSON came back from the LLM with trailing commas and markdown code fences and it's breaking my pipeline — can you clean it up and give me valid JSON back?","exampleUseCases":[{"title":"Fix LLM output crashing agent pipeline","prompt":"The JSON my language model just returned has trailing commas and is wrapped in markdown backticks, which is causing my agent pipeline to crash — please repair it and return clean, valid JSON."},{"title":"Repair single-quoted JSON from AI tool","prompt":"I got this JSON back from an AI tool and it's using single quotes instead of double quotes, which is invalid — can you fix it so I can parse it properly?"},{"title":"Recover truncated JSON response","prompt":"The LLM response got cut off mid-JSON and now it won't parse — can you deterministically repair this truncated JSON string and give me back a valid object?"}],"resultDescription":"A repaired, valid JSON object reconstructed from the malformed or truncated input string, with all common LLM output issues (trailing commas, markdown fences, single quotes, truncation) resolved deterministically.","failureModes":["Input is so severely malformed that deterministic repair is impossible — returns an error indicating irreparable structure","Empty or whitespace-only raw_json input rejected with validation error","Input is not JSON-like at all (e.g. plain prose) — may return error or best-effort partial result","Network timeout or service unavailability returns HTTP 5xx"],"whenToPreferThis":"Choose this endpoint when you need a fast, deterministic (non-AI) JSON repair step in an automated multi-agent pipeline where LLM outputs frequently arrive malformed, truncated, or markdown-wrapped. Prefer it over manual parsing hacks or prompt-engineering retries when reliability and pipeline stability matter more than flexibility.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:33:10.110Z","isFirstParty":false,"canonicalSlug":"x402broker-com-deterministic-a2a-broken-json-repair-schema-validator-c53712d8"}