Vercel’s changelog points to Grok Imagine Video 1.5 becoming available through AI Gateway. The public model page lists the preview model as xai/grok-imagine-video-1.5-preview and marks it primarily for image-to-video generation. Because the source text is unavailable, concrete claims about quality, speed, audio, editing, or text-to-video improvements should not be inferred.
xAI has released Grok Imagine Video 1.5, a model that animates a still image into a short video clip. It generates synchronized audio during the same pass, combining visual animation and sound creation in one workflow. The Replicate Blog post focuses on prompting techniques intended to help users get more from the model.