{"uid":"cap_af0G1ONlnWk4BChafsbLb","slug":"x402-wikipedia-summary-api-6e17a8eb","name":"x402 Wikipedia Summary API","description":"Wikipedia summaries for AI agents. Paid per call in USDC on Base via the x402 protocol (v2, exact scheme). No API keys, no accounts.","url":"https://x402-wiki-summary.netlify.app/v1/wiki?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["topic"],"properties":{"topic":{"type":"string","description":"Article topic"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_2iDsmAylU2fTZWvQ5qCML","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a Wikipedia article summary for a given topic, paid per call in USDC on Base via the x402 protocol","exampleAgentPrompt":"Can you give me a Wikipedia summary of the topic 'quantum entanglement'?","exampleUseCases":[{"title":"Quick fact lookup for research","prompt":"Can you grab the Wikipedia summary for 'Marie Curie' so I have a quick overview of her life and contributions?"},{"title":"Enriching a knowledge graph pipeline","prompt":"Pull the Wikipedia summary for 'Byzantine Empire' and add it as background context for the article I'm writing."},{"title":"Answering a user's factual question","prompt":"What does Wikipedia say about the 'Large Hadron Collider'? Just give me the summary."}],"resultDescription":"A JSON object containing the Wikipedia article summary text for the requested topic, sourced directly from Wikipedia's content.","failureModes":["Topic not found on Wikipedia — returns error or empty response","Ambiguous topic name matching multiple articles — may return wrong article","Wikipedia disambiguation pages may not return a clean summary","Network or upstream Wikipedia API errors","Payment not processed correctly via x402 — call blocked before reaching Wikipedia"],"whenToPreferThis":"Choose this endpoint when you need quick, factual Wikipedia summaries in an AI agent workflow without managing API keys or account credentials. Ideal for pay-per-use agent pipelines where you want to enrich context with encyclopedic knowledge on demand, billed in micropayments via USDC on Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T06:31:15.653Z","isFirstParty":false,"canonicalSlug":"x402-wikipedia-summary-api-6e17a8eb"}