{"uid":"cap_4Y2lhF2SB9Lmv9F9PVwYz","slug":"api-myceliasignal-com-13318852","name":"MyceliaSignal USD/JPY Oracle","description":"USD/JPY forex exchange rate — US dollar to Japanese yen, major FX pair — Ed25519 signed attestation","url":"https://api.myceliasignal.com/oracle/price/usd/jpy","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{}}},"response":{"domain":"USDJPY","pubkey":"f4f0e52b5f7b54831f965632bf1ebf72769beda4c4e3d36a593f7729ec812615","canonical":"v1|PRICE|USDJPY|159|JPY|0|bankofcanada,frankfurter,kraken,norgesbank|median|1780029900|253775","signature":"92305cf1a28a81ef548f3c946e949f59db7c0b4c2312250545d2c7acc4f808d805dfc2c2f09066742e61e5f2111999b252f5be1c101d565dd966367f39d2f10b","signingScheme":"ed25519"}},"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_RHqLALol3yHf0Fgh3WiA1","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the current USD/JPY exchange rate as a cryptographically signed (Ed25519) price attestation","exampleAgentPrompt":"What's the current USD/JPY exchange rate? I need a cryptographically signed price attestation I can trust.","exampleUseCases":null,"resultDescription":"A signed price record containing the current USD/JPY exchange rate along with an Ed25519 cryptographic signature attesting to the authenticity and integrity of the price data, enabling downstream verification that the value has not been tampered with.","failureModes":["Payment not received or x402 payment flow fails — endpoint returns 402 Payment Required","Oracle data source unavailable — stale or missing price returned","Invalid Ed25519 signature if provider key changes — signature verification failure downstream","Network timeout if price feed is momentarily unavailable","Rate limit exceeded — too many requests in a short window"],"whenToPreferThis":"Choose this endpoint when you need a cryptographically verifiable (Ed25519-signed) USD/JPY exchange rate — especially for on-chain smart contract use, trust-minimized financial applications, or any context where you need to prove the price data is authentic and unmodified. Prefer it over unsigned REST FX APIs when attestation and auditability matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T12:58:13.683Z","isFirstParty":false}