{"uid":"cap_jS7dKTguLhVRi-OROxzog","slug":"wikipedia-summary-lookup-d4c19fbc","name":"Wikipedia Summary Lookup","description":"Wikipedia summary API - the plain-language summary of the best-matching Wikipedia article for a topic or query, in any language. Returns the article title, short description, summary extract, thumbnail image and canonical URL. A wikipedia / encyclopedia lookup for agents grounding answers on a topic. No match returns found:false. Data source: Wikipedia (CC BY-SA 4.0).","url":"https://search.openverbs.com/v1/wikipedia?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"q":{"type":"string","maxLength":300,"minLength":1,"description":"Topic, article title or query, e.g. \"Ethereum\" or \"Ada Lovelace\"."},"lang":{"type":"string","pattern":"^[a-z]{2,12}(-[a-z0-9]{2,12})?$","description":"Wikipedia language edition code (e.g. en, es, de, fr, zh). Defaults to en."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_bIIcLV5fFJ5g9yIRYS0bX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the plain-language summary, title, thumbnail, and canonical URL of the best-matching Wikipedia article for any topic or query, in any language.","exampleAgentPrompt":"Can you pull the Wikipedia summary for 'Ada Lovelace' in English and give me the short description and thumbnail?","exampleUseCases":[{"title":"Ground AI answers on historical figures","prompt":"Look up the Wikipedia summary for 'Marie Curie' and give me her short description and the canonical Wikipedia link so I can cite it."},{"title":"Multilingual encyclopedia lookup","prompt":"Get me the Wikipedia summary for 'Ethereum' in Spanish — I need the article title, extract, and thumbnail image."},{"title":"Quick concept explanation for a report","prompt":"What does Wikipedia say about 'quantum entanglement'? I need a plain-language summary and the article URL to reference in my write-up."}],"resultDescription":"Returns a JSON object with: the matched article title, a short description (subtitle), a prose summary extract, a thumbnail image URL, the canonical Wikipedia page URL, and a 'found' boolean (false if no matching article exists).","failureModes":["No matching article found — returns found:false with no extract or thumbnail","Ambiguous query may return a disambiguation page summary rather than the intended topic","Language code not supported by Wikipedia edition — may fall back or return no result","Query too vague returns an unrelated article","Rate limit or payment failure returns an error without content"],"whenToPreferThis":"Choose this endpoint when you need a reliable, citable, plain-language encyclopedia summary grounded in Wikipedia — especially for named entities, concepts, people, places, or events. Prefer this over web search when you want structured output (title, extract, thumbnail, URL) rather than a ranked list of links, and when factual grounding or citation is important. Use it over general LLM knowledge when you need a canonical source with a verifiable URL. Supports multilingual lookups via the lang parameter, making it ideal for international content pipelines.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T12:33:33.284Z","isFirstParty":false,"canonicalSlug":"wikipedia-summary-lookup-d4c19fbc"}