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Developer API
ReelsBuilder AI
Developer Portal
Render stock-footage videos and clip YouTube videos or channels from your own product. Queue a job, poll it, and download the finished MP4s. Billed from prepaid USD API credits.
Auth
Bearer or X-API-Key
Sandbox
rb_test_ keys, never charged
Billing
Prepaid USD credits, $10 min
Limits
60 reads/min · 5 concurrent renders
Getting Started
Learn how to integrate ReelsBuilder AI into your applications
1Get Your API Key
Generate a live key (rb_) or a sandbox key (rb_test_). Live calls spend prepaid API credits; top up in Dashboard → Settings → API ($10 minimum).
2Make Your First Request
Queue a stock video or a YouTube clip job, then poll the job until it completes.