Models

Gemini 3.1 Flash Image Preview vs Gemini 3.1 Flash Image Preview (free)

Compare Gemini 3.1 Flash Image Preview from Google and Gemini 3.1 Flash Image Preview (free) on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

GoogleGemini 3.1 Flash Image PreviewGemini 3.1 Flash Image Preview (free)
Google logo
Gemini 3.1 Flash Image Preview
Google · image, text → text

Aihubmix supports the gemini-2.5-flash-image model (known on social media as nano-banana); you can add the extra parameter modalities=["text", "image"] via the OpenAI-compatible chat interface. This model allows adjustment of the generated image’s aspect ratio through parameters, but requires using the native Gemini SDK.

Input$0.3 /M
Output$2.499 /M
Gemini 3.1 Flash Image Preview (free)
· → text

Input$0 /M
Output$0 /M

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

Gemini 3.1 Flash Image Preview
Gemini 3.1 Flash Image Preview (free)
Input /M
$0.3
$0
Output /M
$2.499
$0
Cache read /M
-
-
Context length
NaN
0
Max output
0
0
Time to First Token
5.8 s
-
Throughput
1314.0 tok/s
-
Modalities
imagetext
Supported Parameters
API Formats
Released
-
-

Promotional prices show the discounted rate; see each model page for promotion windows.

Activity Past 30 Days

Daily traffic served through AIHubMix — how demand for each model is trending.

gemini-3.1-flash-image-previewgemini-3.1-flash-image-preview-free

Tokens / day

-

Requests / day

-

Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

gemini-3.1-flash-image-previewgemini-3.1-flash-image-preview-free

Throughput (tok/s)

-

TTFT (s)

-

Uptime (%)

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Cost calculator

Estimate your monthly bill for the same workload on each model.

Gemini 3.1 Flash Image Preview (free)
$0.00 /mo
Gemini 3.1 Flash Image Preview
$55.49 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

Can I call Gemini 3.1 Flash Image Preview and Gemini 3.1 Flash Image Preview (free) with the same API key?

Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.

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