{"uid":"cap_pLuo_FrLeKmCt5OfL50_U","slug":"radhikachain-stark-proof-endpoint-394beadb","name":"RadhikaChain STARK Proof Endpoint","description":"Telemetria de cadena, inteligencia de defensa y computo verificable (Halo2, Nova, Plonky3). Pago por peticion en USDC nativo en Base (eip155:8453) mediante x402 v2 scheme exact; sin cuenta ni suscripcion. Catalogo canonico: GET /.well-known/x402.","url":"https://x402.radhikachain.xyz/zk/stark","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"type":"object","properties":{"body":{"type":"object","additionalProperties":true},"queryParams":{"type":"object","additionalProperties":true}}},"output":{"type":"object","properties":{"example":{"type":"object","additionalProperties":true}}}}},"responseSchema":{"type":"json","example":{"ok":true,"nota":"prueba STARK real; verificable con el mismo software libre, sin confiar en el emisor","campo":"BabyBear","filas":256,"latencia_ms":1236.162942,"num_queries":64}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"7.696","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":"$7.696/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"7.696","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"7.696","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_L4r-DOj4R1cvbOpEGl6bV","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"7.696","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Executes a live Plonky3 STARK proof computation over a BabyBear field and returns verifiable telemetry including latency, query count, and field parameters","exampleAgentPrompt":"Run a live Plonky3 STARK proof on RadhikaChain right now and tell me the BabyBear field result, how many rows were used, and what the latency was — I want to verify the proof myself with open-source software.","exampleUseCases":[{"title":"Verify ZK computation without trusting prover","prompt":"Can you call RadhikaChain's STARK endpoint and give me the full proof output — field name, row count, query count, and latency — so I can independently verify it with Plonky3 open-source tools?"},{"title":"Benchmark STARK proof latency live","prompt":"I need to benchmark how fast a Plonky3 STARK proof runs in production right now — hit the RadhikaChain STARK endpoint and report back the latency in milliseconds and how many FRI queries it used."},{"title":"Audit verifiable computation for ZK research","prompt":"For my ZK research report, fetch a fresh STARK proof result from RadhikaChain showing the BabyBear field parameters, number of rows (should be 256), and proof latency so I can include real numbers."}],"resultDescription":"Returns a JSON object confirming the proof succeeded (ok: true), the field used (BabyBear), number of rows (256), number of FRI queries (64), latency in milliseconds (~1236ms), and a note confirming the result is verifiable with open-source software without trusting the issuer.","failureModes":["Payment not received or insufficient USDC: request rejected with x402 payment required error","Network timeout if proof computation exceeds threshold","Invalid or missing x402 payment header causes 402 response","BabyBear field computation error returns ok: false or error field in JSON","Rate limiting or service unavailability on the RadhikaChain fleet"],"whenToPreferThis":"Choose this endpoint when you need a live, pay-per-call Plonky3 STARK proof with independently verifiable output over a BabyBear field, with no account or subscription required. Prefer it over Halo2 or Nova sibling endpoints when specifically needing STARK batch proof semantics. Best for agents needing cryptographic proof auditability with open-source verification tooling.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T12:35:26.934Z","isFirstParty":false}