{"uid":"cap_COI_ilRAVka1ZyJ_jmycE","slug":"apexapi-instagram-caption-generator-de7bf4d5","name":"ApexAPI Instagram Caption Generator","description":"Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.","url":"https://apex-api-gamma.vercel.app/api/ai/caption/instagram?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"query":{"type":"string","description":"Search query or input parameter"}}},"responseSchema":{"type":"object","description":"API response data"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.093609","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":"$0.093609/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.093609","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.093609","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_jAwZTsDRwMfi6r4RRo81R","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.093609","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 text query or topic input","exampleAgentPrompt":"Write me an engaging Instagram caption for a post about a homemade pasta dinner I had in Rome — keep it warm and food-lover friendly with relevant hashtags.","exampleUseCases":null,"resultDescription":"Returns an AI-generated Instagram caption tailored to the provided query or topic, likely including suggested hashtags and engaging copy optimized for Instagram audiences.","failureModes":["Empty or vague query may return generic unhelpful caption","Payment failure in USDC on Base results in 402 response","Service unavailable returns 5xx error","Query too long or unsupported content may return 400 error"],"whenToPreferThis":"Choose this endpoint when you need a quick AI-generated Instagram caption without managing API keys, paying with USDC on Base per call. Ideal for agents automating social media content workflows where per-call micropayment billing is acceptable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-09T18:48:38.441Z","isFirstParty":false,"canonicalSlug":"apexapi-instagram-caption-generator-de7bf4d5"}