NanoBanana
Fast model. Output is fixed at 1K.
NanoBanana 2
Higher quality. Selectable resolution and the full aspect-ratio set.
NanoBanana Pro
Top tier. Selectable resolution and the full aspect-ratio set.
Endpoints
| Model | Resolution | Text-to-image | Image-to-image (URLs) |
|---|---|---|---|
| NanoBanana | 1K only | POST /nb/text-generations | POST /nb/url-generations |
| NanoBanana 2 | 1K · 2K · 4K | POST /nb2/text-generations | POST /nb2/url-generations |
| NanoBanana Pro | 1K · 2K · 4K | POST /text-generations | POST /url-generations |
Differences
NanoBanana — fast
NanoBanana — fast
Output is fixed at 1K. The
resolution field is not accepted and supplying it is rejected. Supported aspect ratios are a subset of the full set — see Aspect ratios.NanoBanana 2 — higher quality
NanoBanana 2 — higher quality
Selectable resolution (
1K, 2K, 4K) and the full aspect-ratio set, including 1:4, 1:8, 4:1, 8:1, and auto.NanoBanana Pro — top tier
NanoBanana Pro — top tier
Selectable resolution (
1K, 2K, 4K) and the full aspect-ratio set. Uses the unprefixed endpoints POST /text-generations and POST /url-generations.