{"uid":"cap_3xrXIMTMBIWdFM7czQeZK","slug":"gocreative-ultra-data-api-pay-per-call-real-world-data-0afe87ae","name":"GoCreative Ultra Data API — Pay-Per-Call Real-World Data","description":"483,000+ pay-per-call data APIs and free tools built on official sources — finance, company & government data, FRED, Census, crypto, calculators. USDC on Base via x402, native MCP. No API key, no signup.","url":"https://api.gocreativeai.com/v1/ai/ultra/%7Barg%7D","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","HEAD","DELETE"],"type":"string"},"pathParams":{"type":"object"},"queryParams":{"type":"object","required":["input"],"properties":{"input":{"type":"string","description":"endpoint argument"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.25","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":"$0.25/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_XNnjSkv56eqqMha8KIIPL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.25","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches real-world data (finance, company, government, FRED, Census, crypto, calculators) from 483,000+ endpoints via a single parameterized GET call, paying $0.25 USDC per call with no API key required","exampleAgentPrompt":"Pull me the latest FRED data for US unemployment rate (series UNRATE) from GoCreative's ultra data API — I need the raw value for my economic dashboard.","exampleUseCases":null,"resultDescription":"Structured data response for the requested data series or endpoint, such as time-series economic indicators, company financials, crypto prices, census statistics, or calculator outputs, returned as JSON from official source data","failureModes":["Payment not received — 402 response requiring USDC payment on Base before data is served","Invalid or unrecognized endpoint argument — returns 404 or error if the {arg} path parameter doesn't map to a known data endpoint","Rate limiting or service unavailability — 503 if upstream data source is temporarily down","Malformed query parameter — 400 if the 'input' query parameter is missing or incorrectly formatted","Data not available for requested period or entity — empty or null result set for valid but unmatched queries"],"whenToPreferThis":"Choose this endpoint when you need real-world structured data from official sources (FRED, Census, SEC, crypto) without managing API keys or subscriptions, and you can pay $0.25 USDC per call via x402 on Base. Ideal for AI agents that need on-demand economic, financial, or government data in a pay-as-you-go model. Prefer over free-tier APIs when breadth of 483,000+ endpoints matters and you want native MCP support.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:50:40.056Z","isFirstParty":false}