{"uid":"cap_aFqTy04Bwc5AGpv2XqqlR","slug":"tempest-keyword-extractor-ed976493","name":"Tempest Keyword Extractor","description":"320+ pay-per-call API endpoints across accommodation, LLM, code execution, crypto, medical, finance, and more. One API, one payment. Powered by x402 protocol.","url":"https://whatchuneed.vercel.app/api/tempest/keywords","method":"POST","headers":{},"bodySchema":{"type":"object","required":["text"],"properties":{"text":{"type":"string"},"count":{"type":"integer"}}},"responseSchema":{"type":"object","properties":{"total":{"type":"integer"},"keywords":{"type":"array","items":{"type":"object","properties":{"keyword":{"type":"string"},"relevance":{"type":"number"}}}}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.15","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":"$0.15/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.15","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.15","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_d4yWsxKUFurMHVogb2U1z","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.15","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts ranked keywords with relevance scores from a given text input","exampleAgentPrompt":"Extract the top 10 keywords from this article and rank them by relevance: 'Machine learning is transforming healthcare by enabling faster diagnosis, predictive analytics, and personalized treatment plans through large-scale data analysis.'","exampleUseCases":[{"title":"SEO keyword research from blog draft","prompt":"I just wrote a blog post about electric vehicles — can you pull out the top 15 most relevant keywords from it so I can optimize my SEO strategy?"},{"title":"Topic tagging for news article","prompt":"Extract the 5 most important keywords from this news article so I can automatically tag it in our CMS: 'The Federal Reserve raised interest rates by 25 basis points amid concerns about persistent inflation and slowing economic growth.'"},{"title":"Content summarization via key terms","prompt":"What are the top 8 keywords by relevance in this product description? I want to understand what topics it's really about: 'Our ergonomic standing desk features height-adjustable motorized legs, a bamboo surface, and built-in cable management for a clutter-free workspace.'"}],"resultDescription":"Returns a list of extracted keywords each with a relevance score (float), plus the total count of keywords found. Keywords are ranked by semantic importance to the input text.","failureModes":["Missing required 'text' field returns a validation error","Empty string input may return zero keywords","Very short inputs may yield low-quality or sparse keyword results","Non-English text may produce unreliable relevance scores","Count parameter exceeding available distinct keywords returns fewer results than requested"],"whenToPreferThis":"Use this endpoint when you need fast, pay-per-call keyword extraction without provisioning an NLP service. Ideal for lightweight SEO analysis, content tagging, or topic detection pipelines where you want relevance-ranked terms rather than raw frequency counts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:04:54.036Z","isFirstParty":false}