{"uid":"cap_3aZ-bwU1TOnd7sq__bI-F","slug":"open-search-wikidata-entity-resolver-404d1a5b","name":"Open Search – Wikidata Entity Resolver","description":"Resolve a name to Wikidata entities: Q-id, label, one-line description and link for the best matches.","url":"https://open-search.x402tookit.com/search-entities?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":"Name or phrase, up to 200 characters"},"limit":{"type":"integer","description":"Results to return, 1 to 10 (default 5)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"asOf":{"type":["null","string"]},"query":{"type":["null","string"]},"source":{"type":["null","string"]},"reasons":{"type":["array","null"],"items":{"type":"string"}},"results":{"type":["array","null"],"items":{"type":"object","properties":{"id":{"type":["null","string"]},"url":{"type":["null","string"]},"title":{"type":["null","string"]},"source":{"type":["null","string"]},"description":{"type":["null","string"]}}}},"summary":{"type":["null","string"]},"verdict":{"type":["null","string"]},"degraded":{"type":["boolean","null"]},"sourceUrl":{"type":["null","string"]},"disclaimer":{"type":["null","string"]},"notChecked":{"type":["array","null"],"items":{"type":"string"}}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_xDKj-Ca2nQJ6IFIS7ViuH","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolve a name or phrase to matching Wikidata entities, returning Q-ids, labels, descriptions, and Wikidata URLs for the best matches.","exampleAgentPrompt":"What's the Wikidata Q-id and description for 'Marie Curie'? Give me the top 3 matches.","exampleUseCases":[{"title":"Disambiguate ambiguous person name","prompt":"I need the Wikidata Q-id and a one-line description for 'Michael Jordan' — can you fetch the top 5 matches so I can figure out which one is the basketball player?"},{"title":"Enrich knowledge graph with entity IDs","prompt":"Look up the Wikidata entity for 'CRISPR' and give me its Q-id and description so I can link it to our internal knowledge graph."},{"title":"Identify canonical entry for a city","prompt":"Find the Wikidata entry for 'Cambridge' and return the top 3 results — I want to see the Q-ids and descriptions to determine which one refers to the city in England."}],"resultDescription":"A list of up to 10 Wikidata entity results (default 5), each containing: a Wikidata Q-id, a human-readable label, a one-line description, and a URL to the Wikidata page. Also includes the original query echoed back, a source identifier, and optional metadata such as degraded-mode flag and disclaimer.","failureModes":["No matching entities found for the query — empty results array returned","Query string exceeds 200 characters — likely rejected or truncated","Limit parameter outside 1–10 range — may cause validation error or default fallback","Wikidata service temporarily unavailable — degraded flag may be set to true","Highly ambiguous or misspelled query — may return irrelevant or low-confidence matches"],"whenToPreferThis":"Choose this endpoint when you need structured Wikidata entity resolution — specifically Q-ids, canonical labels, and short descriptions — from a name or phrase. Prefer it over Wikipedia search when you need machine-readable identifiers (Q-ids) for linking to a knowledge graph or semantic data pipeline. Use it over the multi-source sibling endpoint when you specifically want Wikidata results rather than a broad cross-source search.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-04T14:17:43.507Z","isFirstParty":false,"canonicalSlug":"open-search-wikidata-entity-resolver-404d1a5b"}