{"uid":"cap_OpynI1AUI62QmWbLDE9kN","slug":"httpay-crypto-trivia-api-3f453f8a","name":"HTTPay Crypto Trivia API","description":"Random crypto trivia question","url":"https://httpay.xyz/api/crypto-trivia","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"description":"Random crypto trivia question"}},"example":{"request":{"category":"blockchain"},"response":{"meta":{"x402":true,"poweredBy":"Alfred Zhang 🫡"},"answer":"The smallest unit of ETH (1 ETH = 10^18 wei)","spacer":"\n\n\n\n\n\n\n\n\n\n","question":"What is a 'wei' in Ethereum?","difficulty":"Hard","answer_below":"⬇️ scroll down for answer ⬇️"}},"exampleRequest":{"category":"blockchain"},"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_QEyomiwaWv-eJ7R_58IfQ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a random cryptocurrency trivia question, paid per-call via x402 on Base with no API key required","exampleAgentPrompt":"Give me a random crypto trivia question I can use for a quiz — something fun about blockchain, Bitcoin, Ethereum, or DeFi.","exampleUseCases":null,"resultDescription":"A JSON object containing a randomly selected crypto trivia question and its description, covering topics like blockchain history, DeFi protocols, token mechanics, or notable crypto events.","failureModes":["Payment not received or insufficient USDC balance — returns 402 Payment Required","Network congestion on Base causing payment confirmation delay","Empty or malformed response if the trivia pool is temporarily unavailable"],"whenToPreferThis":"Use this endpoint when you need a lightweight, no-setup way to generate random cryptocurrency trivia questions for quizzes, chatbots, or educational tools, and you are comfortable paying $0.001 USDC per call via x402 on Base with no API key.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:19.965Z","isFirstParty":false}