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Google: Nano Banana 2 (Gemini 3.1 Flash Image) API Pricing
Gemini 3.1 Flash Image, a.k.a. "Nano Banana 2," is Google’s latest state of the art image generation and editing model, delivering Pro-level visual quality at Flash speed. It combines advanced...
How much does Google: Nano Banana 2 (Gemini 3.1 Flash Image) cost for a real workload?
At 10M input + 2M output tokens per month, Google: Nano Banana 2 (Gemini 3.1 Flash Image) costs about $11 ($5 input + $6 output). Try your own volumes in the cost calculator.
What are cheaper alternatives to Google: Nano Banana 2 (Gemini 3.1 Flash Image)?
- Tencent: Hy4 preview — $0.834 in / $2.501 out per 1M
- MoonshotAI: Kimi K2 Thinking — $0.6 in / $2.5 out per 1M
- MoonshotAI: Kimi K2 0905 — $0.6 in / $2.5 out per 1M
- ByteDance Seed: Seed 2.1 Turbo — $0.5 in / $2.5 out per 1M
- NVIDIA: Nemotron 3 Ultra — $0.6 in / $2.4 out per 1M
- SpaceXAI: Grok Build 0.1 — $1 in / $2 out per 1M
Compare Google: Nano Banana 2 (Gemini 3.1 Flash Image) with other models
Google: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Gemma 4 26B A4B (free)Google: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Gemma 4 31B (free)Google: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Lyria 3 Pro PreviewGoogle: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Lyria 3 Clip PreviewGoogle: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Gemma 3 4BGoogle: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Gemma 3 12B
Frequently asked questions
How much does Google: Nano Banana 2 (Gemini 3.1 Flash Image) cost?
Google: Nano Banana 2 (Gemini 3.1 Flash Image) costs $0.5 per 1M input tokens and $3 per 1M output tokens (list price, snapshot October 21, 2026). At 10M input + 2M output tokens per month that is about $11.
What is the context window of Google: Nano Banana 2 (Gemini 3.1 Flash Image)?
Google: Nano Banana 2 (Gemini 3.1 Flash Image) has a context window of 131,072 tokens and can return up to 32,768 output tokens per response.
What are cheaper alternatives to Google: Nano Banana 2 (Gemini 3.1 Flash Image)?
Cheaper models include Tencent: Hy4 preview ($0.834 in / $2.501 out), MoonshotAI: Kimi K2 Thinking ($0.6 in / $2.5 out), MoonshotAI: Kimi K2 0905 ($0.6 in / $2.5 out). See the full list on this page.
Is Google: Nano Banana 2 (Gemini 3.1 Flash Image) free to use?
No. Google: Nano Banana 2 (Gemini 3.1 Flash Image) is a paid model at $0.5 input / $3 output per 1M tokens. 20 free models are listed on the free models page.
Provider: google · Model ID: google/gemini-3.1-flash-image · Modality: text+image->text+image · Price snapshot October 21, 2026, refreshed daily. How we collect prices