{"uid":"cap_uozjvnB52Yq4jeubMtxc7","slug":"polymarket-odds-agentdiet-dev-deterministic-json-repair-schema-ea02c706","name":"Deterministic 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://polymarket-odds.agentdiet.dev/v1/json-fix)","url":"https://polymarket-odds.agentdiet.dev/v1/json-fix?utm_source=zero.xyz","method":"GET","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_ivkXtTmtn0x2vSLwExwrV","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"polymarket-odds.agentdiet.dev","brandSlug":"polymarket-odds-agentdiet-dev-mpp","brandBaseUrl":"https://polymarket-odds.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Repairs truncated or malformed LLM JSON outputs (trailing commas, markdown fences, single quotes) so multi-agent pipelines never crash","exampleAgentPrompt":"Can you fix this broken JSON that my LLM just returned — it has trailing commas and is wrapped in markdown fences and keeps crashing my pipeline: ```json {\"name\": \"Alice\", \"score\": 42, } ```","exampleUseCases":[{"title":"LLM output repair in agent pipeline","prompt":"My language model keeps returning JSON with trailing commas and markdown code fences that break my downstream agents — can you clean up this output and give me valid JSON: ```json {'user': 'bob', 'score': 99, 'active': true,} ```"},{"title":"Truncated JSON recovery","prompt":"I got a truncated JSON response from my AI model that cuts off mid-object: '{\"items\": [{\"id\": 1, \"name\": \"foo\"}, {\"id\": 2' — can you repair it into valid JSON so I can continue processing?"},{"title":"Single-quote JSON normalization","prompt":"My agent returned this JSON using single quotes instead of double quotes and it's invalid: \"{'status': 'ok', 'count': 5, 'results': ['a', 'b']}\" — please fix it to proper JSON format."}],"resultDescription":"A repaired, valid JSON object reconstructed from the malformed input. The response contains the corrected JSON with all common LLM-output issues resolved: trailing commas removed, markdown fences stripped, single quotes converted to double quotes, and truncated structures closed.","failureModes":["Input JSON is too severely malformed or ambiguous to deterministically reconstruct — returns error or best-effort partial result","Input string is not JSON at all (e.g. plain prose) — may return an error or empty object","Missing required raw_json parameter — returns 400 or validation error","Payment not completed — returns HTTP 402 requiring x402 micropayment","Network timeout if upstream service is unavailable"],"whenToPreferThis":"Choose this endpoint when your agent pipeline receives JSON output from LLMs that frequently contains common malformations like trailing commas, markdown fences, or single quotes, and you need a deterministic (not generative) fix that won't hallucinate or alter intended values. Prefer this over writing custom regex logic when you need a reliable, hosted microservice for JSON sanitization in production multi-agent workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:15.794Z","isFirstParty":false,"canonicalSlug":"polymarket-odds-agentdiet-dev-deterministic-json-repair-schema-ea02c706"}