Last updated: May 2026
The original Nano Banana image model — fast, free-tier-friendly, and the most accessible entry point into the family. Compare it with Stable Diffusion XL: Stability AI's open-weights image model — the foundation of the open-source image ecosystem, ComfyUI, A1111, and the LoRA / fine-tune economy.
| Nano Banana | Stable Diffusion XL | |
|---|---|---|
| Price | Free | Free |
| Type | Closed source | Open source |
| Free Option | Yes | Yes |