Over a billion videos in 30 days. That's what xAI claims Grok Imagine has produced since its 1.0 launch on February 2, roughly 41.5 million clips per day.
Grok Imagine has evolved from a basic image generator inside Grok into a full creative platform spanning images, video, and audio. The system runs on Aurora, xAI's proprietary image model that works fundamentally differently from competitors like DALL-E or Midjourney. Instead of using diffusion (starting with noise and gradually refining it into an image), Aurora uses an autoregressive approach, predicting and generating one section of an image at a time, similar to how language models predict the next word. The result is notably strong photorealism and accurate text rendering on things like signs and documents, an area where most image generators still struggle.
10-Second Clips at 720p With Built-In Audio
The video side is where Grok Imagine stands out from the crowd. The platform generates 10-second clips at 720p with native audio sync, meaning dialogue, ambient sound, and music are created alongside the video rather than bolted on afterward. A March 2 update added "Extend from Frame," which lets you chain clips up to 15 seconds by using the last frame of one generation as the starting point for the next.
For context, Midjourney and Adobe Firefly still don't offer video generation at all. OpenAI's Sora competes directly here, but Grok Imagine currently sits at #1 on the Artificial Analysis Image-to-Video leaderboard with an ELO of 1,336, ahead of Google's Veo 3.1 and Sora 2.
Pricing and Access
Access tiers break down like this:
- X Premium ($8/month): Basic image generation
- SuperGrok ($30/month): Full access including 720p video with audio
- API (api.x.ai): About $0.02 per image, $0.05 per second of video (so roughly $0.50 for a 10-second clip)
The API pricing undercuts OpenAI's image generation rates by roughly half.
The Content Policy Tension
Grok Imagine launched in August 2025 with essentially no guardrails, which predictably went badly. Researchers documented thousands of problematic images being generated per hour. xAI has since restricted generation to paid subscribers, blocked sexualized images of real people, and tightened moderation significantly. The current policy lands somewhere between OpenAI's strict filtering and the original free-for-all, though some users complain the pendulum has swung too far toward restriction.
The photorealism quality is genuinely impressive, and the integrated video-plus-audio generation gives Grok Imagine a real edge for short-form content creation. The main question is whether xAI can maintain that quality lead as OpenAI and Google continue shipping updates to Sora and Veo.