{"uid":"cap_FWAdfMKvawto5WT_3iUQd","slug":"open-vsx-extension-marketplace-search-f0633046","name":"Open VSX Extension Marketplace Search","description":"Search the Open VSX (VS Code / VSCodium) extension marketplace for {q}. Query: ?q= Returns JSON.","url":"https://clonecho.builda.company/x402/s/open-vsx-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_8PRuIGloraxCTqBDPNXN4","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":"Search the Open VSX marketplace for VS Code and VSCodium extensions by keyword query, returning matching extension metadata as JSON.","exampleAgentPrompt":"Search the Open VSX marketplace for VS Code extensions related to 'Python linting' and show me what comes up.","exampleUseCases":null,"resultDescription":"A JSON array or object of Open VSX extension listings matching the search query, including extension names, publisher details, descriptions, version info, and download counts for VS Code / VSCodium-compatible extensions.","failureModes":["Empty result set if no extensions match the query","Invalid or missing q parameter may return an error or empty response","Upstream Open VSX API unavailability causing request failure","Rate limiting or payment failure for x402 protocol calls"],"whenToPreferThis":"Use this endpoint when you need to search for VS Code or VSCodium extensions from the open, vendor-neutral Open VSX marketplace rather than the proprietary Microsoft Visual Studio Marketplace — particularly useful when users want open-source alternatives or are running VSCodium, Gitpod, or other open editors.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:21:57.835Z","isFirstParty":false}