The AI image generation capabilities of xAI's Grok have reportedly seen significant improvements, according to user feedback. Users have noted that the tool now produces highly realistic images, including complex backgrounds and detailed subjects, such as depictions of Elon Musk and SpaceX vehicles. One user highlighted that previous AI tools struggled with creating satisfactory images of Tesla cars and SpaceX starships, but Grok's recent updates have resolved these issues. Additionally, some users have raised questions about Grok's ability to handle longer and more detailed prompts, suggesting that while the image generation is effective, there may still be limitations to explore. Overall, the enhancements to Grok's functionality have been well received, with users encouraging others to try out its new capabilities.