{"uid":"cap_XQSEfTFT_dhFv-jXDXhPs","slug":"dart-flutter-pub-package-status-oracle-63b4ab0b","name":"Dart/Flutter Pub Package Status Oracle","description":"Look up the current published version of any Dart/Flutter pub package on pub.dev (Dart/Flutter) — latest version string, release date, and repo/docs URL. Answers \"what is the newest version of http, provider, dio, riverpod?\" for pubspec.yaml pinning. Use ?package=<name> (resolved live).","url":"https://oracles-production.up.railway.app/v1/pub/status","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":{"id":{"type":"string","description":"entityId to look up; omit to list tracked entities"},"package":{"type":"string","description":"Any pub.dev (Dart/Flutter) package name — resolved and fetched live if not already tracked"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"entity":{"type":"object"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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_W6fEBybkKvf7bTFXcM0lt","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 latest version, publish date, and URL for any Dart/Flutter pub.dev package by name or entity ID, resolved live.","exampleAgentPrompt":"What is the latest published version of the flutter_bloc package on pub.dev, and when was it released?","exampleUseCases":[{"title":"Automated dependency update checker","prompt":"Can you check if we're running outdated versions of our core Flutter packages? Look up the latest versions of provider, riverpod, and dio on pub.dev and let me know which ones have newer releases available."},{"title":"Validate pubspec.yaml before deployment","prompt":"Before we ship this release, verify that all the package versions pinned in our pubspec.yaml are still current. Check the latest versions of http, get, and sqflite to make sure we're not using old ones."},{"title":"Quick package research for migration","prompt":"We're considering switching from GetX to Provider for state management. Can you look up the current versions of both packages on pub.dev and tell me when they were last updated?"}],"resultDescription":"Returns an entity object containing the package's latest version string, publish date, and pub.dev URL for the requested Dart/Flutter package.","failureModes":["Package name not found on pub.dev — may return empty or error entity","Invalid or malformed package name returns 400 or empty result","pub.dev upstream unreachable causes resolution failure","Payment not completed results in 402 response"],"whenToPreferThis":"Use this endpoint when you need the current version, release date, or pub.dev URL for a specific Dart or Flutter package — especially useful for checking whether a dependency is outdated or for automating Flutter project dependency audits.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:17:47.275Z","isFirstParty":false}