{"uid":"cap_3oc9bZITFQz3hYMkIj0eI","slug":"api-myceliasignal-com-dd245077","name":"MyeliaSignal GBP/CNY Oracle","description":"GBP/CNY forex exchange rate — British pound to Chinese yuan — Ed25519 signed attestation","url":"https://api.myceliasignal.com/oracle/price/gbp/cny","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":"GBPCNY","pubkey":"f4f0e52b5f7b54831f965632bf1ebf72769beda4c4e3d36a593f7729ec812615","canonical":"v1|PRICE|GBPCNY|9.09|CNY|2|frankfurter|median|1780028776|903452","signature":"bdc4787b3b59efea47f3ebef9466a02c796721ad93f61a2d0b9dfc8e3258e24f65a58c4b688dfa2388d38d244cbb7571159d4b3ecfa2e720a0debad2fe581904","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_8F2QZAOaE8Le9Ibj_YVVB","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 GBP/CNY exchange rate as a cryptographically signed Ed25519 attestation","exampleAgentPrompt":"What's the current GBP to CNY exchange rate? I need a cryptographically signed attestation so I can verify it hasn't been tampered with.","exampleUseCases":null,"resultDescription":"Returns the current GBP/CNY spot exchange rate along with an Ed25519 cryptographic signature that allows recipients to verify the authenticity and integrity of the price data. The response includes the rate value, a timestamp, and the digital signature from the oracle.","failureModes":["Payment not included or invalid — HTTP 402 returned requiring $0.01 USDC via x402 protocol","Rate data temporarily unavailable — upstream price feed outage","Invalid Ed25519 signature verification on the client side if public key mismatch","Network timeout if oracle backend is unresponsive"],"whenToPreferThis":"Use this endpoint when you need a cryptographically verifiable GBP/CNY exchange rate — particularly useful for smart contracts, DeFi applications, or any workflow requiring tamper-proof price data with an Ed25519 signature. Prefer this over unauthenticated REST forex APIs when auditability and attestation are required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T13:04:21.801Z","isFirstParty":false}