{"uid":"cap_nesbFWm9G7102JE6GQC9e","slug":"citiview-fact-lookup-wikipedia-wikidata-13a50d77","name":"Citiview Fact Lookup (Wikipedia + Wikidata)","description":"Fact lookup for grounding: best-matching Wikipedia article summary plus structured Wikidata facts (website, founding date, birth/death dates, population, coordinates) and the source link. Any language edition.","url":"https://agents.citiviewgroup.com/v1/facts?utm_source=zero.xyz","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":["q"],"properties":{"q":{"type":"string","description":"Topic, person, place or thing"},"lang":{"type":"string","description":"Wikipedia language code, default en"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"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_xcWnGADxNhdey-UfLHMtN","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 best-matching Wikipedia article summary plus structured Wikidata facts (website, founding date, birth/death dates, population, coordinates) and a source link for any topic, person, place, or thing in any language edition.","exampleAgentPrompt":"What are the key facts about Marie Curie — her birth and death dates, nationality, and a brief summary of who she was?","exampleUseCases":[{"title":"Grounding AI responses with verified facts","prompt":"Before answering questions about OpenAI, pull up the Wikipedia summary and key Wikidata facts — founding date, website, and headquarters coordinates — so your answer is grounded in real data."},{"title":"City population and location lookup","prompt":"What's the current population of Tokyo and what are its geographic coordinates? Pull from Wikipedia and Wikidata."},{"title":"Historical figure biography lookup","prompt":"Look up Albert Einstein on Wikipedia and give me a short summary plus his birth date, death date, and any official links."}],"resultDescription":"Returns the best-matching Wikipedia article's plain-text summary, structured Wikidata fields (official website, founding/establishment date, birth date, death date, population, geographic coordinates), and a direct source URL to the Wikipedia article. Supports any language edition via the lang parameter.","failureModes":["No matching Wikipedia article found for the query — returns empty or null result","Ambiguous query matches a disambiguation page rather than a specific entity","Wikidata entry exists but lacks certain structured fields (e.g. no founding date), returning partial data","Unsupported or invalid language code returns error or falls back to English","Rate limiting or payment failure returns HTTP 402 or 429"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to ground its responses in verified encyclopedic facts about a person, place, organization, or concept — especially when structured fields like coordinates, population, or founding dates are needed alongside a readable summary. Prefer it over a general web search when you want reliable, structured Wikidata properties rather than unstructured web content. Ideal for fact-checking, entity enrichment, and knowledge grounding tasks. Supports multilingual queries, making it suitable for non-English contexts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-14T06:48:41.492Z","isFirstParty":false,"canonicalSlug":"citiview-fact-lookup-wikipedia-wikidata-13a50d77"}