Captions · Rate Limits

Captions Ai Rate Limits

Captions Ai Rate Limits is the machine-readable rate-limit profile for Captions on the APIs.io network, conforming to the API Commons Rate Limits specification.

It captures 6 rate-limit definitions, measuring upload size, characters, video duration, aspect ratio, and items per page.

Tagged areas include AI Video, Video Generation, Video Captioning, AI Dubbing, and Lip Sync.

6 Limits
AI VideoVideo GenerationVideo CaptioningAI DubbingLip SyncAI TwinText to VideoGenerative AIVideo Translation

Limits

Video Captioning - File Size
upload size · per request
50
Maximum file size for video uploads to /v1/videos/captions endpoint
AI Creator - Script Length
characters · per request
800
Maximum script length for AI Creator and AI Ads video generation
AI Creator - Video Duration
video duration · per request
60
Maximum generated video length for AI Creator and AI Ads APIs
Video Captioning - Aspect Ratio
aspect ratio · per request
556
Uploaded videos must be 9:16 aspect ratio for captioning endpoint
List Videos - Pagination
items per page · per request
100
Maximum limit parameter value for GET /v1/videos pagination; default is 20
Credit Balance
credits · per request
0
Requests are rejected if the account has insufficient credits. Credits are consumed at 1 credit per second of generated video for AI Creator and AI Ads APIs. Credit balance can be monitored and replenished at https://desktop.captions.ai/api