{"uid":"cap_BqUz0onAinAG8aZJHW0O2","slug":"radhikachain-zk-merkle-proof-verifier-78281268","name":"RadhikaChain ZK Merkle Proof Verifier","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.radhikatmosphere.com/zk/merkle","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":{"k":11,"ok":true,"hash":"Poseidon · constantes auditadas Orchard/Zcash","asimetria":38,"privacidad":"la hoja y el camino no se registran ni se devuelven; solo la raiz es publica","profundidad":4}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"8.58","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":"$8.58/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"8.58","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"8.58","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_OUKBfMUxM_6KIhPBIoyy9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"8.58","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes and returns a Poseidon-hashed Merkle root with privacy-preserving proof parameters, without exposing leaf or path data.","exampleAgentPrompt":"Can you run a ZK Merkle root computation using RadhikaChain — I need the Poseidon-hashed root for a tree of depth 4 without exposing any leaf or path data, and tell me the asymmetry score?","exampleUseCases":[{"title":"On-chain state inclusion check","prompt":"I need to verify that a leaf is included in our blockchain state Merkle tree without revealing which leaf it is — can you get me the ZK Merkle root with depth 4 and confirm only the root is public?"},{"title":"ZK proof audit for DeFi protocol","prompt":"We're auditing our DeFi protocol's Merkle proofs — can you compute the Poseidon-hashed Merkle root using the audited Orchard/Zcash constants and give me the asymmetry score and depth?"},{"title":"Privacy-preserving membership proof","prompt":"I want to prove membership in a set without revealing which member I am — run the ZK Merkle proof on RadhikaChain and return only the public root, keeping the leaf and path hidden."}],"resultDescription":"Returns a JSON object with: the Merkle tree depth (k), a success flag (ok), the Poseidon-hashed Merkle root using audited Orchard/Zcash constants (hash), an asymmetry score (asimetria), and a privacy statement confirming that leaf and path data are never logged or returned — only the root is public.","failureModes":["Payment not included or insufficient USDC — returns 402 Payment Required","Invalid or malformed request parameters — returns 400 Bad Request","Service temporarily unavailable — returns 503","ZK circuit computation timeout for large trees — returns 504","Network congestion on Base chain causing payment verification delay"],"whenToPreferThis":"Choose this endpoint when you need a privacy-preserving Merkle root computation using audited Poseidon hash constants (Orchard/Zcash) without leaking leaf or path witnesses. It is ideal for zero-knowledge inclusion proofs where the caller must not expose which leaf is being proven. Prefer it over general Merkle libraries when you need on-demand verifiable computation billed per-call via x402 USDC on Base, with no account or subscription required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:42:03.844Z","isFirstParty":false}