{"uid":"cap_ZVrwtuS-28V8OSxkWjs0I","slug":"byte-library-x402-gateway-runtime-eol-feed-4ca98b07","name":"BYTE Library x402 Gateway – Runtime EOL Feed","description":"End-of-life dates and status for language runtimes, frameworks, OSes (endoflife.date)","url":"https://x402.payperbyte.io/feeds/runtime-eol","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":{"type":"json","example":{"feed":"runtime-eol"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.069336","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":"$0.069336/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_F33pHQSglbkragfRfvKWC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a cryptographically signed, EIP-712 provenance-stamped data payload indicating software/runtime end-of-life (EOL) status, paid per call in USDC via x402.","exampleAgentPrompt":"Pull the latest signed runtime EOL feed from BYTE Library — I need to know which runtimes are past or approaching end-of-life, and I want the payload to include a cryptographic provenance attestation so I can verify the data source.","exampleUseCases":null,"resultDescription":"A JSON payload containing runtime end-of-life data (EOL dates, support status per runtime version), along with a cryptographic EIP-712 PayloadAttestation signature proving data provenance. Settlement occurs on Base (eip155:8453) at ~$0.069 USDC per call.","failureModes":["Insufficient USDC payment or wallet balance — 402 Payment Required with required payment details","Invalid or missing x402 payment header — 402 error with payment channel info","Feed temporarily unavailable — 503 Service Unavailable","Malformed request properties — 400 Bad Request","Network congestion on Base chain delaying settlement — delayed or timeout response"],"whenToPreferThis":"Choose this endpoint when you need tamper-evident, cryptographically attested runtime EOL data and cannot rely on unsigned third-party sources. Ideal for compliance pipelines, security audits, or automated dependency checks where provenance matters and you want pay-per-call pricing without API key management.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T12:39:40.305Z","isFirstParty":false}