{"uid":"cap_w0pl5POVeWXt35u5TIr_q","slug":"api-myceliasignal-com-a2fc38c7","name":"MycелiaSignal XAU/USD Gold Price Oracle","description":"Real-time gold spot price in USD for commodity trading and macro hedging — Ed25519 signed attestation","url":"https://api.myceliasignal.com/oracle/price/xau/usd","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":"XAUUSD","pubkey":"f4f0e52b5f7b54831f965632bf1ebf72769beda4c4e3d36a593f7729ec812615","canonical":"v1|PRICE|XAUUSD|4506.06|USD|2|binance,coinbase,gemini,goldbroker,jmbullion,kitco,kraken,okx|xau|1780288281|161072","signature":"46f57ee5aa8b3c274cd2543c6559c708e488969e95f66e86dca7a6bade3fedb17936f9018a6c31f201ec3c1a2f1cd0c135eef6795bfb38d67044faeef0786901","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":"1.00","reviews":0,"stars":null,"state":"rated"},"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_O8WadhQ_HAZrUz7DV0Ysy","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 XAU/USD gold spot price as an Ed25519-signed attestation aggregated from multiple exchanges","exampleAgentPrompt":"What's the current gold price in USD? I need a cryptographically signed attestation I can verify — aggregated from sources like Binance, Coinbase, Kitco, and similar exchanges.","exampleUseCases":null,"resultDescription":"Returns a JSON object containing: the domain identifier (XAUUSD), a public key for signature verification, a canonical price string in the format 'v1|PRICE|XAUUSD|<price>|USD|<decimals>|<source_list>|xau|<timestamp>|<nonce>', and an Ed25519 signature over that canonical string. The price is aggregated across multiple exchanges (e.g. Binance, Coinbase, Gemini, Goldbroker, JMBullion, Kitco, Kraken, OKX).","failureModes":["Payment not provided or invalid — 402 Payment Required","Upstream exchange data unavailable — may return stale or partial aggregation","Network timeout — no response","Invalid signature in response — public key mismatch during verification"],"whenToPreferThis":"Choose this endpoint when you need a cryptographically verifiable, multi-source gold price attestation — especially for use in smart contracts, DeFi protocols, or any system requiring tamper-evident price data. Prefer this over raw exchange APIs when you need Ed25519 provenance and a canonical signed string that can be independently verified offline.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":56,"lastUsedAt":"2026-06-10T19:43:11.584Z","lastSuccessfullyRanAt":"2026-06-02T13:27:27.820Z","lastHealthCheckAt":"2026-09-16T06:53:06.090Z","isFirstParty":false}