{"uid":"cap_gcnROKt6hQ9G2WBVuWYXM","slug":"x402-forgemesh-knowledge-lookup-eec7eb1c","name":"x402 ForgeMesh Knowledge Lookup","description":"Encyclopedia summary API: the lead summary of any English-language encyclopedia article — title, one-line description, extract paragraph, thumbnail, and canonical URL — as JSON. For entity enrichment, fact grounding, and knowledge agents. CC BY-SA content with attribution included.","url":"https://x402.forgemesh.io/knowledge-lookup","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"title":{"type":"string","description":"Article title, e.g. Alan Turing"}}},"responseSchema":{"type":"json","example":{"data":{"title":"Alan Turing","extract":"Alan Mathison Turing was an English mathematician...","description":"English computer scientist (1912–1954)"},"attribution":"Wikipedia, CC BY-SA 4.0"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-oqMMmjBRZpCiXt6rBfoU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the lead summary of any English-language encyclopedia article — title, description, extract, thumbnail, and canonical URL — as JSON.","exampleAgentPrompt":"Can you look up a quick encyclopedia summary for 'Marie Curie' — I need her one-line description, a short extract, and the canonical article URL?","exampleUseCases":null,"resultDescription":"A JSON object containing the article title, a one-line description, an introductory extract paragraph, a thumbnail image URL, and the canonical encyclopedia URL for the queried entity. Content is CC BY-SA licensed with attribution included.","failureModes":["Article title not found — returns an error or empty result if the title does not match any encyclopedia article","Disambiguation required — a vague title (e.g. 'Mercury') may return the wrong article","Non-English titles — endpoint covers English-language articles only, foreign-language titles may fail","Payment failure — insufficient USDC balance or x402 payment handshake fails","Network timeout — upstream Wikimedia API latency causes delayed or failed response"],"whenToPreferThis":"Use this endpoint when you need a structured, machine-readable encyclopedia summary for a named entity — person, place, concept, or event — especially for entity enrichment pipelines, knowledge graph population, or fact grounding. Prefer it over raw web search when you want clean JSON with a canonical description, extract, and thumbnail rather than unstructured HTML. The $0.003 per-call pricing makes it cost-effective for moderate-volume enrichment tasks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T01:13:29.960Z","isFirstParty":false}