{"uid":"cap_5Khfcd8hvzma9BdjY03a3","slug":"byte-library-x402-gateway-pkg-facts-feed-d1394889","name":"BYTE Library x402 Gateway – pkg-facts 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/pkg-facts","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"feed":"pkg-facts"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004883","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":"$0.004883/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004883","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004883","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_kCavR0v4XGqeuGxF--eZN","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004883","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Delivers cryptographically signed, EIP-712 provenance-stamped package/software facts data, pay-per-call via x402 USDC micropayment on Base, no API key required.","exampleAgentPrompt":"Fetch me the latest verified package facts from the BYTE Library pkg-facts feed — pay for it with USDC from my Base wallet, and make sure I get the cryptographic provenance attestation with the result.","exampleUseCases":null,"resultDescription":"A JSON payload with a 'feed' field set to 'pkg-facts', containing cryptographically signed package/software facts data with an EIP-712 PayloadAttestation provenance stamp proving data integrity and origin. Delivered after a $0.004883 USDC micropayment settled on Base.","failureModes":["Insufficient USDC balance in wallet — payment rejected, 402 response returned","Invalid or missing x402 payment header — endpoint returns 402 Payment Required","Wallet not connected to Base (eip155:8453) — settlement fails","Feed temporarily unavailable — 503 or timeout response","Malformed properties query parameter — returns error or empty payload","Rate limiting if payment not accepted in time"],"whenToPreferThis":"Choose this endpoint when you need cryptographically signed, provenance-attested software package facts and want to pay per call with USDC on Base without managing API keys or subscriptions. Ideal for AI agents that require tamper-evident data provenance (EIP-712 attestation) for downstream trust chains, or for workflows in crypto-native environments where wallet-based auth is preferred over secret management.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:45:52.447Z","isFirstParty":false}