{"uid":"cap_-KwJsEisEefjPDv0wPcbN","slug":"wikipedia-article-summary-api-x402atlas-d951c3ec","name":"Wikipedia Article Summary API (x402atlas)","description":"Wikipedia article summary — plain-text and HTML extract, short description, thumbnail and Wikidata id for any title, in a clean normalized envelope with CC-BY-SA attribution.","url":"https://wiki.use.x402atlas.com/summary","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"],"type":"string"},"queryParams":{"type":"object","required":["title"],"properties":{"title":{"type":"string","maxLength":300,"description":"Wikipedia article title (e.g. Albert Einstein). Spaces or underscores both work; internal spaces are normalized to underscores."},"redirect":{"type":"string","default":"true","description":"Set to false to disable redirect following (default follows, e.g. Einstein -> Albert Einstein). Any other value is treated as follow."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["queried_at","type","title","extract","attribution"],"properties":{"dir":{"type":"string","description":"Text direction: ltr or rtl."},"lang":{"type":"string","description":"Wikipedia language code (e.g. en)."},"type":{"type":"string","description":"Wikipedia page type: standard, disambiguation, no-extract, or mainpage."},"title":{"type":"string","description":"Resolved article title (post-redirect unless redirect=false)."},"extract":{"type":"string","description":"Plain-text summary extract."},"thumbnail":{"type":"object","properties":{"width":{"type":"integer"},"height":{"type":"integer"},"source":{"type":"string"}},"description":"Thumbnail image, present when the article has one."},"queried_at":{"type":"string","format":"date-time","description":"UTC timestamp of the request."},"attribution":{"type":"object","required":["text","license","license_url","source_url"],"properties":{"text":{"type":"string"},"license":{"type":"string"},"source_url":{"type":"string"},"license_url":{"type":"string"}},"description":"CC-BY-SA attribution block; must be carried when reusing the extract."},"content_url":{"type":"string","description":"Canonical desktop URL of the article."},"coordinates":{"type":"object","properties":{"lat":{"type":"number"},"lon":{"type":"number"}},"description":"Latitude/longitude, present only for geolocated topics."},"description":{"type":"string","description":"Short one-line description of the topic."},"extract_html":{"type":"string","description":"HTML-formatted summary extract."},"wikibase_item":{"type":"string","description":"Wikidata QID for the topic (e.g. Q937)."},"original_image":{"type":"object","properties":{"width":{"type":"integer"},"height":{"type":"integer"},"source":{"type":"string"}},"description":"Full-resolution image, present when the article has one."}}}}}}},"responseSchema":{"type":"json","example":{"lang":"en","type":"standard","title":"Albert Einstein","extract":"Albert Einstein was a German-born theoretical physicist who is widely held to be one of the greatest and most influential scientists of all time...","queried_at":"2026-07-06T12:00:00Z","attribution":{"text":"\"Albert Einstein\" by Wikipedia contributors, licensed under CC BY-SA 4.0.","license":"CC BY-SA 4.0","source_url":"https://en.wikipedia.org/wiki/Albert_Einstein","license_url":"https://creativecommons.org/licenses/by-sa/4.0/"},"content_url":"https://en.wikipedia.org/wiki/Albert_Einstein","description":"German-born theoretical physicist (1879–1955)","wikibase_item":"Q937"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_37DVjkOT0VrhG5OIOJhDa","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches a normalized summary envelope for any Wikipedia article including plain-text and HTML extract, short description, thumbnail image, and Wikidata ID.","exampleAgentPrompt":"Can you pull the Wikipedia summary for 'Marie Curie' — I need the plain-text extract, thumbnail, and Wikidata ID in one shot.","exampleUseCases":null,"resultDescription":"A normalized envelope containing the article's plain-text extract, HTML extract, short description, thumbnail URL, and Wikidata entity ID, along with CC-BY-SA attribution metadata.","failureModes":["Article title not found — returns 404 or empty result","Ambiguous title requiring redirect — resolved automatically unless redirect=false","Rate limit or payment failure — 402 response if USDC payment is not attached","Malformed title input — may cause unexpected redirect or no match","Wikipedia API downtime — upstream service unavailable error"],"whenToPreferThis":"Use this endpoint when you need a fast, structured, attribution-ready Wikipedia summary for a known topic title, especially when you also need the Wikidata ID or thumbnail alongside the text extract. Prefer it over raw Wikipedia API calls when you want a clean normalized envelope with consistent field names and built-in CC-BY-SA attribution handling.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:39:14.458Z","isFirstParty":false}