{"uid":"cap_V6a34zM5z2myZkdrH5rBQ","slug":"tempest-ai-content-engine-expand-b942a81c","name":"Tempest AI Content Engine — Expand","description":"Compose, rewrite, translate, and refine content at scale. 25 AI-powered endpoints. Pay-per-call with USDC on Tempo.","url":"https://tempest-2zzx.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":"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":"$0.2/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_BUQ3VvmjW3SgMX5f_wZmg","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.2","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Expands a short piece of text into a longer, more detailed version using AI, with control over writing style and target length.","exampleAgentPrompt":"Take this product description — 'Handcrafted leather wallet with three card slots and a bill compartment' — and expand it to double the length in a persuasive marketing style.","exampleUseCases":[{"title":"Fleshing out marketing copy","prompt":"I have this short tagline for my new sneaker brand — 'Built for the streets, designed for the bold' — can you expand it to triple the length in an energetic, streetwear style for use on our homepage?"},{"title":"Elaborating academic notes","prompt":"Here are my rough notes on climate change policy: 'Carbon taxes incentivize reduction, cap-and-trade creates markets, subsidies push renewables.' Expand these into a full paragraph in a formal academic style."},{"title":"Growing a product listing","prompt":"Expand this bare-bones product description for my Etsy shop to double its current length in a warm, artisan style: 'Hand-thrown ceramic mug, 12oz, dishwasher safe, available in four earth tones.'"}],"resultDescription":"Returns a JSON object with a success boolean and a data object containing the AI-generated expanded version of the input text, elaborated according to the specified style and target length multiplier.","failureModes":["Missing required 'text' field returns a validation error","Invalid or unsupported target_length value may produce unexpected output length","Very long input texts may hit token limits and return truncated or error responses","Ambiguous style parameter may result in generic output not matching intent","Payment failure (insufficient USDC) blocks the request before processing"],"whenToPreferThis":"Choose this endpoint when you need to programmatically lengthen existing text content — such as turning bullet points into paragraphs, short product descriptions into detailed copy, or brief notes into full articles — and want control over writing style and expansion multiplier. Prefer it over a generic rewrite endpoint when the primary goal is increasing length and detail rather than changing tone or correcting errors.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:47:26.300Z","isFirstParty":false}