{"uid":"cap_5rPlIs4hSEAlA8esF4Kzd","slug":"datamuse-holonyms-lookup-8bd2de84","name":"Datamuse Holonyms Lookup","description":"Things that a given word is composed of / comprises (param: word). Query: ?word= Returns JSON.","url":"https://clonecho.builda.company/x402/s/datamuse-holonyms","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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__R7nINkfXuezOFBEEu-LY","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the things that a given word is composed of or comprises (holonyms) using the Datamuse lexical API","exampleAgentPrompt":"What are the things that make up a 'forest' — like its component parts according to the Datamuse holonym lookup?","exampleUseCases":null,"resultDescription":"A JSON array of words or concepts that the queried word is composed of or comprises, representing holonymic lexical relationships as defined by the Datamuse word relationship database.","failureModes":["Missing word parameter returns an error or empty result","Word not found in Datamuse database returns empty holonyms array","Non-noun words may return no results since holonymy applies primarily to nouns","Network timeout if upstream Datamuse API is unavailable","Invalid query string format may return 400-level error"],"whenToPreferThis":"Use this endpoint when you need to discover what a word or concept is made up of (holonyms) — for example, to build semantic graphs, answer 'what are the parts of X' questions, enrich NLP pipelines with lexical structure, or explore ontological part-whole relationships. Prefer this over general dictionary APIs when you specifically need part-of / composed-of semantic relationships rather than definitions or synonyms.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:44:04.776Z","isFirstParty":false}