{"uid":"cap_zOWhDBe3CXjiKeqUqpgjc","slug":"x402-hub-official-screener-58c304b0","name":"X402 Hub Official Screener","description":"63 paid API endpoints protected by x402 micropayments on Base","url":"https://x402-hub.vercel.app/api/screener-official","method":"POST","headers":{},"bodySchema":{"type":"object","required":["query"],"properties":{"query":{"type":"string","description":"Query parameter for the API"}}},"responseSchema":{"type":"object","properties":{"data":{"type":"object","description":"Response data from upstream API"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.084958","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":"$0.084958/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.084958","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.084958","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_E8d1LZltRTfcuR3HE5pah","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.084958","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs a screener query against an official dataset via a micropayment-gated API endpoint on Base","exampleAgentPrompt":"Can you run the official screener for me and look up 'technology stocks with market cap over 1 billion' — I want to see what comes back from the screener results?","exampleUseCases":[{"title":"Stock universe filtering for portfolio research","prompt":"Run the official screener with the query 'dividend yield greater than 3 percent large cap' and show me what assets come back."},{"title":"Sector-based asset discovery","prompt":"Can you query the official screener for 'healthcare biotech under $10 billion market cap' and list the results?"},{"title":"Criteria-driven instrument lookup","prompt":"Use the official screener to search for 'ETFs tracking S&P 500 with low expense ratio' and return the matching results."}],"resultDescription":"Returns a data object containing screener results from the upstream official screener API, structured as a nested data property with the matching records or instruments that satisfy the provided query string.","failureModes":["Missing or empty query string returns a 400 validation error","Payment not provided or insufficient USDC balance results in 402 Payment Required","Upstream official screener API unavailable causes a 502 or 503 error","Query string with unsupported syntax may return empty results or an upstream error","Network timeout from the upstream provider returns a gateway timeout"],"whenToPreferThis":"Choose this endpoint when you need to run structured screener queries against an official dataset and want results protected by x402 micropayment infrastructure on Base. It is well-suited for agents that need programmatic access to official screening data without managing API keys, using instead USDC micropayments per call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:51:08.855Z","isFirstParty":false}