{"uid":"cap_QTA3F95_LN5aJNR1C5fB4","slug":"pub-dev-dart-flutter-package-search-3d3d35dd","name":"pub.dev Dart/Flutter Package Search","description":"Search pub.dev for Dart/Flutter packages (param q = query). Query: ?q= Returns JSON.","url":"https://clonecho.builda.company/x402/s/pubdev-search","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.02/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_-0B-qJn4egxDKHqVLEGzX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Searches pub.dev for Dart and Flutter packages by keyword query, returning matching package metadata as JSON.","exampleAgentPrompt":"Search pub.dev for Flutter packages related to 'state management' and show me the top results with descriptions.","exampleUseCases":null,"resultDescription":"A JSON array of pub.dev package search results matching the query, including package names, descriptions, and related metadata for Dart/Flutter packages found on pub.dev.","failureModes":["Empty or missing q parameter returns no results or error","Query with no matching packages returns empty results list","pub.dev upstream unavailable causes failure or timeout","Malformed query string may yield unexpected results","Payment not included or invalid returns 402 error"],"whenToPreferThis":"Use this endpoint when an agent needs to discover Dart or Flutter packages on pub.dev by keyword — ideal for helping developers find libraries, plugins, or tools available in the Dart ecosystem without scraping pub.dev directly.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:58:51.490Z","isFirstParty":false}