{"uid":"cap_6Dl4t-sn3OjK2teqjU4AE","slug":"stablestudio-veo-3-1-fast-video-generation-49de6126","name":"StableStudio Veo 3.1 Fast Video Generation","description":"Pay-per-generation AI image and video creation. No subscriptions ever.","url":"https://stablestudio.io/api/generate/veo-3.1-fast/generate","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"image":{"type":"string","format":"uri","description":"First frame image URL for image-to-video generation"},"prompt":{"type":"string","minLength":1,"description":"A detailed description of the video you want to generate"},"imageMode":{"enum":["none","first-frame","reference","interpolation"],"type":"string","default":"interpolation","description":"How to use reference images"},"lastFrame":{"type":"string","format":"uri","description":"Last frame image URL for interpolation mode"},"resolution":{"enum":["720p","1080p"],"type":"string","default":"720p","description":"Video resolution quality"},"aspectRatio":{"enum":["16:9","9:16"],"type":"string","default":"16:9","description":"Aspect ratio (landscape or portrait)"},"durationSeconds":{"enum":["4","6","8"],"type":"string","default":"4","description":"Duration of the video in seconds"},"referenceImages":{"type":"array","items":{"type":"string","format":"uri","description":"Reference image URL"},"maxItems":3,"description":"Reference images for style guidance (max 3)"}}},"responseSchema":{"type":"json","example":{"type":"veo-3.1-fast-video","jobId":"cmpbmzaee000j04jrzx4f43tw","status":"pending","pollUrl":"https://stablestudio.dev/api/jobs/cmpbmzaee000j04jrzx4f43tw","success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"10","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":"$10/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"10","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"10","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_fPTiZ-8AV-yhW2MWd9OJu","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"10","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Generates a video asynchronously using the Veo 3.1 Fast model from a text prompt, returning a job ID for status polling","exampleAgentPrompt":"Generate a video of a golden retriever running through a sunlit meadow with wildflowers, in 16:9 landscape format at 1 MP resolution — use Veo 3.1 Fast on StableStudio and enhance the prompt for more creative results.","exampleUseCases":null,"resultDescription":"Returns a JSON object with a jobId (e.g. 'cmpbmzaee000j04jrzx4f43tw'), a status of 'pending', the model type 'veo-3.1-fast-video', and a success boolean. The agent must poll a separate status endpoint using the jobId to retrieve the final video once processing completes.","failureModes":["Prompt exceeds 10,000 character limit — returns validation error","Invalid aspect_ratio or resolution enum value — returns 400 bad request","Payment of $10 USDC not provided or failed — returns 402 Payment Required","Safety tolerance out of range (must be 1–5) — returns validation error","Model overloaded or unavailable — may return 5xx server error","Seed value out of integer bounds — returns validation error"],"whenToPreferThis":"Choose this endpoint when you need fast, pay-per-use AI video generation powered by Google's Veo 3.1 Fast model with no subscription required. Ideal for agents or workflows that generate video infrequently or on-demand, paying only per generation. Prefer this over image endpoints when the output must be a video rather than a static image.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T17:52:38.929Z","isFirstParty":false}