useKnockout Launches Async Video Background Removal API at $0.10 Per Second

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Background removal API useKnockout released an asynchronous video background removal endpoint on July 10, 2026, under version 0.11.0. The feature, accessible via POST /video/remove, returns a job ID immediately and processes footage in the background rather than holding open an HTTP connection. Output is delivered in ProRes 4444 format with full alpha channel support, compatible with major editing tools like Premiere, Final Cut, and DaVinci Resolve. Billing runs at $0.10 per second of video through a dedicated meter, with a 15-second processing cap per clip to limit costs for independent developers. Support for the new endpoint is available in both the Node and Python SDKs, with batch video processing and webhook callbacks planned for future releases.

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