Nano Banana 2 (Gemini 3.1 Flash Image Preview) Pricing
FastGoogle · 131K tokens context
Nano Banana 2 (Gemini 3.1 Flash Image Preview) from Google costs $0.500 per 1 million input tokens and $3.00 per 1 million output tokens as of June 2026 (live OpenRouter data). The model supports a 131,072-token context window (approximately 98,304 words) with a 66K-token maximum output. A typical 1,000-token request costs $0.0005 in input charges; a 10,000-token request costs $0.0050.
| Input price | $0.500 / 1M tokens |
|---|---|
| Output price | $3.00 / 1M tokens |
| Output / input ratio | 6.0× |
| Context window | 131,072 tokens (~98,304 words) |
| Maximum output | 65,536 tokens |
| Cost per 1K tokens (input) | $0.0005 |
| Tier | Fast |
| Last verified |
Nano Banana 2 (Gemini 3.1 Flash Image Preview) is Google's a fast, low-cost model tuned for high-throughput tasks like classification, extraction, and simple chat. It costs $0.500 per million input tokens with a 131K-token context window and native image understanding.
Input Price
$0.500
per 1 million tokens
Output Price
$3.00
per 1 million tokens
Context Window
131K tokens
max 66K output
Cost Examples
| Request Type | Tokens | Input Cost | Output Cost |
|---|---|---|---|
| 1,000 word article | 1,333 | $0.000666 | $0.0012 |
| 10-page document (2,500 words) | 3,333 | $0.00167 | $0.003 |
| 1,000 lines of code | 5,000 | $0.0025 | $0.0045 |
| 100K token document | 100,000 | $0.05 | $0.09 |
Output cost estimated at 30% of input token count. Use the calculator for exact figures.
Strengths
- ✓Affordable at $0.50/1M input tokens
- ✓Low latency for high-throughput workloads
- ✓Multimodal: understands images as well as text
Limitations
- –Less capable than flagship models on complex reasoning
- –Quality and availability can vary by hosting provider
Best Use Cases
Calculate Nano Banana 2 (Gemini 3.1 Flash Image Preview) Costs
Use the TokenRate calculator to convert any budget, token count, or text into exact Nano Banana 2 (Gemini 3.1 Flash Image Preview) costs — and compare across all models.
Open Calculator →Nano Banana 2 (Gemini 3.1 Flash Image Preview) — FAQ
Related Models
Related Guides