Grok 4
xAIVideo GenerationProprietaryxAI's model with video and image generation capabilities via the Imagine API. Supports text-to-video, image-to-video, and synchronized audio generation at 720p.
Abilities
Use Cases
Available in Tools
Availability
How to Use
Pros
- Synchronized audio generation — video and sound together in one call
- Strong prompt adherence for scene composition
- Both text-to-video and image-to-video capabilities
- Massive adoption — over 1.2B videos generated in first 30 days
- Competitive API pricing compared to other video generation models
Cons
- Max resolution 720p — lower than competitors offering 1080p+
- Max length 10–15 seconds — limited for longer content
- Quality degrades after 2–3 chained clip extensions
- Relatively new compared to established video generation competitors
What to Use It For
Perfect For
One of few models generating video and audio together — no post-production audio sync needed
Fast generation with good quality for 10-second clips perfect for social posts
Good For
Quick way to turn text descriptions into moving visuals with audio
Not Recommended
Max 720p resolution — insufficient for professional or broadcast-quality content
Try instead: Kling 2.5 Turbo Pro, Veo
Max 10-15 seconds with degradation when chaining clips
Try instead: Sora
Do Not Use For
This is the video/image generation capability — use Grok 4 LLM for text tasks
Try instead: Grok 3
Max 720p output — far below 4K requirements
Try instead: traditional video tools