Grok's signature capabilities
Aurora (Image Generation)High quality image generation with fewer content restrictions, accurate text rendering, realistic portraits, and image to image editing support.
Grok Imagine (Video)Generate 6 to 15 second video clips from text or images. Creates a frame with Aurora, then animates it. SuperGrok subscribers only.
DeepSearchAutonomous research agent combining web search and X/Twitter data into comprehensive cited reports. Available on X Premium+ and SuperGrok.
Built in ReasoningChain of thought reasoning integrated directly into Grok 4+. No separate toggle needed; the model thinks deeply by default on complex problems.
| Grok | ChatGPT | Claude | Gemini | |
|---|---|---|---|---|
| Image generation | Aurora (fewer restrictions) | GPT Image (best text rendering) | Not available | Imagen 3 |
| Video generation | Grok Imagine (6 to 15 sec) | Sora (up to 20 sec) | Not available | Veo 3.1 (up to 60 sec) |
| Deep research | DeepSearch (web + X data) | Deep Research | Extended thinking + web search | Deep Think (Ultra only) |
| Reasoning | Built into Grok 4+ | o1/o3 models | Extended thinking | Deep Think |
Aurora and Imagine controversy
Aurora and Grok Imagine have fewer content restrictions than image generators from OpenAI, Google, or Meta. This means greater creative freedom for users, but it has also drawn significant criticism. Grok Imagine in particular has faced controversy over quality inconsistencies, bias in generated outputs, and questions about adequate content moderation. xAI positions its approach as respecting user autonomy, while critics argue the platform needs stronger guardrails.