{"uid":"cap_ifUN9NY4tQUjMTwm2y8IW","slug":"x402-hub-gpt-5-query-endpoint-5d73eda7","name":"X402 Hub GPT-5 Query Endpoint","description":"63 paid API endpoints protected by x402 micropayments on Base","url":"https://x402-hub.vercel.app/api/gpt5?utm_source=zero.xyz","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":"0.15","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":"$0.15/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.15","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.15","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ei0spNsf-KE7F9g2H_z69","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.15","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Sends a natural language query to a GPT-5-powered API endpoint protected by x402 micropayments on Base, returning AI-generated responses","exampleAgentPrompt":"Ask GPT-5 through the X402 Hub: 'What are the top three reasons companies adopt microservices architecture?' — it costs $0.15 USDC per call billed via Base.","exampleUseCases":[{"title":"AI-powered research question answering","prompt":"Use the X402 Hub GPT-5 endpoint to answer this question for me: 'What are the key differences between transformer and diffusion models in generative AI?' I'm okay paying $0.15 per call."},{"title":"On-demand content drafting via crypto","prompt":"I want to draft a short product description for my new SaaS tool using GPT-5 through the X402 Hub — the query is 'Write a 100-word product description for a B2B project management app targeting remote engineering teams.'"},{"title":"Agent pipeline AI reasoning step","prompt":"In my automation pipeline, call the X402 Hub GPT-5 API with the query 'Summarize the following meeting transcript and extract three action items' and return the structured result."}],"resultDescription":"Returns a JSON object with a 'data' field containing the GPT-5 generated response to the submitted query string, reflecting the model's output for the given natural language prompt.","failureModes":["Insufficient USDC balance causes 402 Payment Required response","Malformed or missing 'query' field returns 400 Bad Request","Upstream GPT-5 service unavailable causes 502 or 503 error","x402 payment verification failure on Base network causes payment rejection","Query too long or violates content policy causes refusal or truncation"],"whenToPreferThis":"Choose this endpoint when you need GPT-5 level AI inference on a per-call pay-as-you-go basis using USDC micropayments on Base, without committing to a subscription. Ideal for AI agents that need occasional high-quality text generation billed transparently on-chain, or for developers building decentralized apps that require AI capabilities with crypto-native billing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T12:32:04.655Z","isFirstParty":false,"canonicalSlug":"x402-hub-gpt-5-query-endpoint-5d73eda7"}