Nano Banana (Gemini 2.5 Flash Image)
Google · released Oct 7, 2025
- Type
- Closed
- Input
- None held
- Output
- None held
- Cached
- None held
We don't hold a list price for this model yet · hosted only — we have no record of published weights
Our take
Written Sep 13, 2026Nano Banana is Google's lightweight image model that takes text and images and returns both text and images. It is priced for experimentation, with no published parameters and no measured quality data in our records.
Pick this for low-cost image generation when the cheapest rate is available, or for fast Vertex-hosted inference at 165 tokens per second. Skip it if you need benchmark-backed quality comparisons, or if pricing opacity between tiers is a concern.
The case for it
- Lowest-cost entry point among its own tracked offers.
- Fastest measured output at 165 tokens per second on Google Vertex.
The case against it
- No measured quality data to justify any offer over another: zero benchmark scores, Elo, win rate or human preference score.
- Same provider lists three rates with no disclosed difference in speed or capability.
How good is it?
We hold no score for this model.
So there is no figure here for everyday use, coding, agent work or writing. That is a gap in our data, not a low score.
Where to rent it
Prices checked 2 hours ago — each listing carries its own date.
- per 1M tokens
- $0.30 in / $2.50 out
- Context served
- 33K
- Throughput
- ~0 tok/s
| Provider | In / out per 1M tokens | Context | Throughput | Trains on prompts | Logs prompts | Zero retention |
|---|---|---|---|---|---|---|
| OpenRouterOpenRouter's own listing | $0.30 / $2.50checked 2 hours ago | 33K | not measured | Unknown | Unknown | Unknown |
| Google Vertex AIglobalThrough OpenRouter | $0.30 / $2.50checked 2 hours ago | 33K8K max reply | 0 tok/s | No | No | Confirmed |
OpenRouterAcross the 2 listings we hold: 1 says it does not train on prompts, 0 say they do and 1 does not say. 1 appears in the zero-retention registry we check; the rest are unknown to us.
What each host's API supports
From the parameter list each endpoint publishes. Streaming is omitted: nothing we hold reports it, for any model.
| Provider | Tool calling | JSON output | Strict schema |
|---|---|---|---|
| OpenRouterOpenRouter's own listing | ✗ | ✓ | ✓ |
| Google Vertex AIglobalThrough OpenRouter | ✗ | ✓ | ✓ |
Tool calling: 0 of 2 listings say yes, 2 say no. JSON output: 2 of 2 listings say yes. Strict schema: 2 of 2 listings say yes.
Models people weigh against Nano Banana (Gemini 2.5 Flash Image)
When we formed this view
Recent changes
What moved
first indexed by our pipelineEach date is the day we first saw the change, or the day the maker announced it.
What we do not know about this model yet
- No independent board has scored it, so we hold no quality figures at all.
- Nothing we hold says whether an endpoint streams, so we do not show it either way.
- 1 of 2 listings does not say whether it trains on prompts.
- We don't hold a list price for this model yet — the gap is ours, not the lab's.
- We hold no batch or off-peak rate for any of its listings.
Licence and identifiers
What the licence allowsWe hold no licence record for this model. Inside are the identifiers you need to pull it — its Hugging Face repo where we have one, our slug and a machine-readable card.
Licence
We hold no licence record for this model, and no record of published weights either — so we can neither summarise its terms nor point you at the weights.
Identifiers
- Takes in, gives back
- Text and images in, text and images out
- Catalogue slug
- google-nano-banana-gemini-2-5-flash-image