Nano Banana Pro (Gemini 3 Pro Image)
Google released 2026-06-18
$4.50 per million tokens, balanced
No independent quality score.
No benchmark we track has measured this model. That is not the same as measuring it and finding it wanting — we simply cannot rank it, so we do not.
Every price dimension
| Input | $2.00/M |
|---|---|
| Output | $12.00/M |
| Cached input | $0.200/M |
| Cache write | $0.375/M |
| Reasoning | $12.00/M |
| Web search | $0.014/call |
Reasoning tokens are billed separately at $12.00/M, on top of output. On a reasoning-heavy workload this can be 40% of the bill and it does not appear in the advertised price.
Independent scores
No independent benchmark has measured this model.
Capability
| Context window | 131K |
|---|---|
| Max output | 33K |
| Input modes | image, text |
| Tool use | yes |
| Reasoning | always on |
Provenance
| Price source | openrouter.ai |
|---|---|
| Fetched | 2026-08-24 |
| Quality data | unrated |
Nano Banana Pro is Google’s most advanced image-generation and editing model, built on Gemini 3 Pro. It extends the original Nano Banana with significantly improved multimodal reasoning, real-world grounding, and...