{"uid":"cap_dbOe9uliyL86kX7ActPsv","slug":"tempest-ai-content-engine-text-expand-4c9b538c","name":"Tempest AI Content Engine — Text Expand","description":"Compose, rewrite, translate, and refine content at scale. 25 AI-powered endpoints. Pay-per-call with USDC on Tempo.","url":"https://trempest.vercel.app/api/expand","method":"POST","headers":{},"bodySchema":{"type":"object","required":["text"],"properties":{"text":{"type":"string","description":"Text to expand"},"style":{"type":"string","description":"Writing style"},"target_length":{"type":"string","description":"Target expansion (double, triple)"}}},"responseSchema":{"type":"object","properties":{"data":{"type":"object"},"success":{"type":"boolean"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.2","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":"$0.2/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.2","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.2","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Aju5ZmwxlKH341WYYRpH6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.2","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Expands a piece of text into a longer version at a specified length target and writing style using AI generation","exampleAgentPrompt":"Take this product blurb — 'Lightweight running shoes with foam soles and breathable mesh upper' — and expand it to double the length in a persuasive marketing style using Tempest.","exampleUseCases":null,"resultDescription":"Returns a JSON object with a success boolean and a data object containing the AI-generated expanded version of the input text, elaborated to the requested length and style.","failureModes":["Missing required 'text' field returns a validation error","Invalid target_length value (not 'double' or 'triple') may produce unexpected results or an error","Very long input text may exceed token limits and return an error","Payment not included or insufficient USDC balance results in a 402 payment required response","Network timeout if the AI generation takes too long"],"whenToPreferThis":"Use this endpoint when you need to take a short piece of text and automatically expand it to a longer, richer version without manually rewriting it. Ideal for content teams scaling up short copy into full descriptions, marketers elaborating on brief product blurbs, or writers who need a first draft at a longer length. Choose this over a general rewrite endpoint when the primary goal is increasing length rather than changing tone or fixing errors.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T12:31:46.749Z","isFirstParty":false}