{"uid":"cap_OAk3XFrj8oqeGS__JgZku","slug":"x402-json-normalize-08117a82","name":"x402 JSON Normalize","description":"A compact x402 utility surface for agents that need cheap, repeatable non-LLM transformations before spending on heavier routes: CSV cleanup, JSON Schema checks, timestamp conversion, JWT decode, URL normalization, hashes, codecs, and text utilities.","url":"https://x402-utils.558686.xyz/v1/tools/json-normalize","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"ok":true,"tool":"json-normalize","input":{"json":"{\"b\":2,\"a\":1}","pretty":false},"route":"/v1/tools/json-normalize","result":{"valid":true,"normalized":"normalized_example","stableHashSha256":"stableHashSha256_example"},"project":"x402-utility-tools","deterministic":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.0001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_3CB8l3Poroq1wqHkLChGt","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates, normalizes, and deterministically hashes a JSON string, with optional pretty-printing","exampleAgentPrompt":"Normalize this JSON string '{\"b\":2,\"a\":1}' into canonical key-sorted form and give me its stable SHA-256 hash so I can deduplicate it.","exampleUseCases":[{"title":"Deduplicating JSON payloads in a pipeline","prompt":"I'm getting JSON events from multiple sources and some might be duplicates with different key orderings — can you normalize each one and give me a stable SHA-256 hash so I can deduplicate them?"},{"title":"Validating JSON before forwarding to an API","prompt":"Before I send this JSON blob to a downstream service, can you check if it's valid and normalize it so the keys are in a consistent order? Here's the string: '{\"status\":\"ok\",\"id\":42}'"},{"title":"Pretty-printing JSON for a log report","prompt":"Can you take this compact JSON string '{\"user\":\"alice\",\"score\":99}' and pretty-print it into a nicely formatted version for my report?"}],"resultDescription":"Returns a JSON object with: a boolean 'valid' indicating whether the input is valid JSON, a 'normalized' string containing the canonicalized (key-sorted) JSON, and a 'stableHashSha256' string containing the deterministic SHA-256 hash of the normalized form. Also echoes back the tool name, route, input, and a 'deterministic' flag confirming repeatability.","failureModes":["Invalid JSON input returns valid:false with no normalized output","Missing 'json' field in request body causes a 400-level error","Malformed request body (non-JSON content type) may cause parsing failure","Extremely large JSON strings may cause timeout or payload rejection"],"whenToPreferThis":"Choose this endpoint when you need cheap, deterministic, repeatable JSON normalization and hashing without spinning up an LLM. It is ideal for deduplication pipelines, pre-signing canonicalization, content-addressable caching, or any workflow where you need a stable, key-sorted JSON representation and a SHA-256 fingerprint. At $0.002 USDC per call it is cost-effective for high-frequency agent loops.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T12:35:39.643Z","isFirstParty":false}