Comparisons
Nano Banana 2 Lite vs GPT Image 2.5 Flare
Side-by-side pricing and capabilities on the API Stock API — one key, one prepaid balance.
What 1,000 generations cost
Nano Banana 2 Lite
$5.00
$0.005 per generation
GPT Image 2.5 Flare
$10.00
$0.01 per generation
Nano Banana 2 Lite costs $5.00 less per 1,000 generations — 50% cheaper than GPT Image 2.5 Flare. Both are billed from the same prepaid balance, so switching costs nothing.
Side by side
| Attribute | Nano Banana 2 Lite | GPT Image 2.5 Flare |
|---|---|---|
| Type | Image | Image |
| Provider | OpenAI | |
| Starting price | $0.005 per generation | $0.01 per generation |
| 1,000 generations | $5.00 | $10.00 |
| Price options | 1 | 3 |
| Parameters | 4 | 4 |
| Capabilities |
|
|
| Details | View Nano Banana 2 Lite → | View GPT Image 2.5 Flare → |
Parameters side by side
Every request field either model accepts. A dash means that model does not accept the field.
| Parameter | Nano Banana 2 Lite | GPT Image 2.5 Flare |
|---|---|---|
| promptPrompt | Requiredstring | Requiredstring |
| urlsUrls | Optionalstring[] | Optionalstring[] |
| sizeSize | Optional1:1 | 2:3 | 3:2 | 3:4 +10 | Optionalauto | 1:1 | 16:9 | 9:16 +12 |
| resolutionResolution | Optional512px | 1K | 2K | 4K | Optional1k | 2k | 4k |
Frequently asked questions
Which is cheaper, Nano Banana 2 Lite or GPT Image 2.5 Flare?
Nano Banana 2 Lite is the cheaper of the two: $0.005 against $0.01 per generation. Both are usage-based, so you pay per request with no subscription and no minimum.
What do Nano Banana 2 Lite and GPT Image 2.5 Flare cost for 1,000 generations?
1,000 generations cost $5.00 on Nano Banana 2 Lite and $10.00 on GPT Image 2.5 Flare — a difference of $5.00, or 50% less on Nano Banana 2 Lite. Both draw on the same prepaid balance.
What can Nano Banana 2 Lite do that GPT Image 2.5 Flare cannot?
Their published capabilities match, so the practical differences between Nano Banana 2 Lite and GPT Image 2.5 Flare are price and the parameters each accepts.
Do Nano Banana 2 Lite and GPT Image 2.5 Flare take the same parameters?
Yes — both accept the same 4 parameters, so a request body written for one works on the other with only the model id changed.
Can I switch between Nano Banana 2 Lite and GPT Image 2.5 Flare?
Yes. Both run behind the same API Stock endpoint, so switching means changing the model field in the request body. The same API key and the same prepaid balance cover both, and there is nothing else to migrate.
Guides
- Image generationWhich image model to use for the picture you need, prompts that produce it, batching for variants, and the API run from prompt to file URL.8 min read
- Image editingEditing photos with references instead of prompts — background swaps, product composites, style matching, and the Midjourney action chain from imagine to inpaint.8 min read
- GPT Image 2.5 — Sunburst, Flare, prompts and real examplesChoose a GPT Image model, compare Sunburst and Flare, copy four practical prompts, inspect six real renders, and generate or edit images through API Stock.9 min read