{"uid":"cap_BceWigPNX6vhG6uuaAnKW","slug":"datamuse-word-predecessors-9462e6eb","name":"Datamuse Word Predecessors","description":"Words that frequently precede a given word in text (param: word). Query: ?word= Returns JSON.","url":"https://clonecho.builda.company/x402/s/datamuse-word-predecessors","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_X3XweNSUMYey1k_N0N-PY","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 words that frequently precede a given word in text, powered by the Datamuse word relationship API.","exampleAgentPrompt":"What words most frequently come right before the word 'storm' in text? I want to see the common predecessors for that word.","exampleUseCases":null,"resultDescription":"A JSON array of words that frequently precede the given query word in text corpora, likely including frequency or score data indicating how commonly each predecessor word appears before the target word.","failureModes":["Missing or empty 'word' parameter returns an error or empty result","Very rare or nonsensical words may return few or no results","Non-English words may return empty or unexpected results","Network timeout or upstream Datamuse API unavailability causes failure","Payment failure (x402) if USDC not provided correctly"],"whenToPreferThis":"Use this endpoint when you need to find words that commonly precede a target word — useful for NLP tasks, writing assistance, autocomplete features, understanding collocations, or building word association tools. Prefer this over a full NLP library when you just need lightweight predecessor word lookups without running your own model.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:41:07.479Z","isFirstParty":false}