{"uid":"cap_uBODpSPMz624lKV2a7QQs","slug":"byte-library-x402-gateway-btc-metrics-feed-0e39c475","name":"BYTE Library x402 Gateway – BTC Metrics Feed","description":"Verified, provenance-first data feeds for AI agents. Every payload is cryptographically signed and EIP-712 PayloadAttestation provenance-stamped — covering crypto markets, DeFi yields, weather, earthquakes, news, code-pulse, threat-intel, and a slashable fact-oracle. Pay per call in USDC over x402 with no API keys — a wallet, not a secret on the box. Settlement is on Base (eip155:8453). Price is per-feed, derived from expected payload size at $0.005000/KB (floor $0.001000).","url":"https://x402.payperbyte.io/feeds/btc-metrics","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"feed":"btc-metrics"}},"example":{"request":{"properties":"price,volume,market_cap,volatility"},"response":{"data":{"v":1,"ts":"2026-05-22T05:57:21Z","feed":"btc-metrics","market":{"athUsd":126080,"priceUsd":77520,"vol24hUsd":26456452273,"change7dPct":-4.36181,"change24hPct":-0.24316,"change30dPct":-0.08768,"dominancePct":58.10746058399812,"marketCapUsd":1552980630220,"athDistancePct":-38.51533},"network":{"difficulty":136607070854775.1,"blockHeight":950467,"feeMinSatVb":1,"feeEconSatVb":1,"feeHourSatVb":1,"mempoolVsize":41722067,"hashrate3dEHs":965.3,"mempoolTxCount":104353,"feeFastestSatVb":2,"feeHalfHourSatVb":1,"nextAdjustBlocks":1170,"nextAdjustEstPct":-10.616},"sentiment":{"fearGreed":28,"fearGreedLabel":"Fear"}},"feed":"btc-metrics","source":"byte-library-broadcast","txHash":"0x5f35096298b06a5c731ab1a9b539815de6a5ccc8696cd00ea49b91b12f7bea72","publisher":"0x07b8c1d531958a3193ea527aea52a9f26bcfe91b","timestamp":"2026-05-22T05:57:29Z","payloadHash":"0xcdf05cf6946fae62f0d083527b182cf6eb533ab529a8829d14a6a3a75479547e","payloadBytes":613}},"exampleRequest":{"properties":"price,volume,market_cap,volatility"},"tags":["x402"],"displayCostAmount":"0.002442","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":"$0.002442/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002442","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002442","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Rw3bz08Py_A5l0bxhxllG","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002442","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns cryptographically signed, EIP-712 provenance-stamped Bitcoin market metrics data, payable per-call in USDC via x402 protocol on Base.","exampleAgentPrompt":"Pull the latest Bitcoin metrics from the BYTE Library provenance-signed BTC feed — I need verified, attested data and I'm happy to pay the per-call USDC fee via my wallet.","exampleUseCases":null,"resultDescription":"A JSON payload containing Bitcoin market metrics (e.g. price, volume, related indicators) for the 'btc-metrics' feed, accompanied by a cryptographic signature and an EIP-712 PayloadAttestation provenance stamp confirming data integrity and origin.","failureModes":["402 Payment Required — wallet has insufficient USDC balance or payment not submitted","Invalid or expired x402 payment header — settlement rejected by Base","Feed unavailable or upstream data source error — returns error JSON","Malformed request properties — schema validation failure","Network timeout from x402.payperbyte.io"],"whenToPreferThis":"Prefer this endpoint when your agent pipeline requires cryptographically verifiable, provenance-stamped Bitcoin market data and you want to avoid API key management in favor of wallet-based micropayments. Ideal for trustless or auditable agent workflows where data authenticity must be provable on-chain via EIP-712 attestation.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:42:03.848Z","isFirstParty":false}