Nano Banana at Gemini: Image Generation Reproducibility Issues
Published:Jan 2, 2026 21:14
•1 min read
•r/Bard
Analysis
The article highlights a significant issue with Gemini's image generation capabilities. The 'Nano Banana' model, which previously offered unique results with repeated prompts, now exhibits a high degree of result reproducibility. This forces users to resort to workarounds like adding 'random' to prompts or starting new chats to achieve different images, indicating a degradation in the model's ability to generate diverse outputs. This impacts user experience and potentially the model's utility.
Key Takeaways
- •Gemini's 'Nano Banana' image generation model is experiencing issues with result reproducibility.
- •Users are forced to use workarounds to generate diverse images.
- •This impacts user experience and potentially the model's effectiveness.
Reference
“The core issue is the change in behavior: the model now reproduces almost the same result (about 90% of the time) instead of generating unique images with the same prompt.”