xAI Opens Grok Imagine Video 1.5 to General Availability, Adds Fast Model
xAI has made its video generation AI Grok Imagine Video 1.5 generally available through the Imagine API, retiring the preview version. The company also launched Grok Imagine Video 1.5 Fast, a model that generates a 6-second 720p clip in about 25 seconds, nearly halving the time of the previous model. The fast model is available in the web, iOS, and Android versions of Grok.