From the source

Open source video is back

Model update

Image published with the post by Replicate — Image from replicate.com

Replicate, in partnership with Pruna AI, released optimized versions of the open source video generation model Wan 2.2, offering fast image-to-video and text-to-video at low prices, with API access.

From the source
We've teamed up with Pruna AI to release our own optimized version of Wan 2.2. You can test it in these ways: FAST image-to-video, 480p — $0.05 per video, FAST text-to-video, 480p — $0.05 per video, FAST text-to-video, 720p — $0.10 per video
replicate.com