xAI Launches Grok Imagine with 15-Second AI Video Generation

xAI's multimodal generation product line, Grok Imagine, was recently launched and received a major upgrade, enabling the generation of high-quality AI videos up to 15 seconds long from a single text prompt in just seconds. The feature is available across the Grok web, iOS, and Android clients. This update marks xAI's serious entry into the AI video generation arena, showing competitiveness in video duration and generation speed.

Key Details and Tester Feedback

According to hands-on tests by multiple creators, the video generation quality of Grok Imagine is highly impressive. Tester @Kyrannio specifically highlighted the new model's outstanding performance in lighting rendering and its adherence to lighting-related prompts, capable of producing hyper-realistic, Pixar-level cinematic visuals. User @TomLikesRobots also praised the image quality and speculated that the dialogue logic in the videos makes sense. Additionally, posts indicate that this upgrade likely corresponds to the Grok Imagine Video 1.5 model.

Creator Applications and Reactions

The new tool was quickly adopted for practical creation. A creator used Grok Imagine to entirely AI-generate and release the first episode of a sci-fi short film, "At the Edge of the Galaxy." Elon Musk also reposted related usage tips and demonstrations from creators, further showcasing the tool's application potential in long-form film production and multimodal content generation.

2026-07-07 ~ 2026-07-08 · 10 related posts