{"uid":"cap_EuUbdOq937AHoP8g9wl2U","slug":"omniapi-instagram-caption-generator-627a4425","name":"OmniAPI Instagram Caption Generator","description":"444 endpoints across 9+ chains. Crypto, AI, Social, Finance, Weather, Tools. Pay per call in USDC via x402 with 4 facilitators: Dexter, Meridian, FluxA, GoPlausible.","url":"https://omni-api-cyan.vercel.app/api/ai/caption/instagram","method":"POST","headers":{},"bodySchema":{"type":"object","required":["query"],"properties":{"input":{"type":"string","description":"Input data for the endpoint"},"query":{"type":"string","description":"Search query or input text"},"params":{"type":"object","description":"Additional parameters"}}},"responseSchema":{"type":"object","description":"API response data"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.123132","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":"$0.123132/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.123132","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.123132","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_dfqWMjQL13JIwUzWJBCxd","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.123132","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Generates AI-written captions for Instagram posts based on a user-provided query or description","exampleAgentPrompt":"Write me an engaging Instagram caption for a photo of a golden hour beach sunset — make it feel dreamy and aspirational, and include a few relevant hashtags.","exampleUseCases":[{"title":"Travel photo caption for influencer","prompt":"I just posted a photo from my trip to Santorini with all the white buildings and blue domes — can you write me an Instagram caption that feels wanderlust-y and poetic, with some travel hashtags?"},{"title":"Food brand product launch post","prompt":"Write an Instagram caption for our new oat milk latte product launch — keep it upbeat and modern, targeting health-conscious millennials, and add relevant coffee and wellness hashtags."},{"title":"Fitness motivation post caption","prompt":"I need an Instagram caption for a gym progress photo — something motivational and energetic that encourages people to keep pushing, with fitness hashtags included."}],"resultDescription":"Returns a generated Instagram caption string tailored to the input query, typically including suggested hashtags and an engaging, platform-appropriate tone suited for Instagram audiences.","failureModes":["Missing required 'query' field returns a validation error","Vague or empty query may produce a generic or low-quality caption","Payment failure via x402 results in a 402 Payment Required response before the caption is generated","Server errors on the Vercel deployment may return 500 responses","Overly long or complex queries may be truncated or misinterpreted"],"whenToPreferThis":"Choose this endpoint when you need a quick, pay-per-call AI-generated Instagram caption without committing to a subscription. It's well-suited for agents automating social media workflows or content pipelines that need Instagram-specific copy on demand, billed in USDC via x402.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:45:16.078Z","isFirstParty":false}