Nano Banana 2.1 vs GPT Image 2.6 Sunburst
Price, context window & benchmark comparison
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Compare different models
Verdict: Nano Banana 2.1 has the larger context window (66K vs —).
| Nano Banana 2.1 | GPT Image 2.6 Sunburst | |
|---|---|---|
| Input price / 1M | $1.50 | $5.00 |
| Output price / 1M | $7.50 | — |
| Blended price (3:1) | $3.00 | — |
| Cached input / 1M | — | $1.25 |
| Context window | 66K | — |
| Max output | 59K | — |
| Intelligence index | — | — |
| Coding index | — | — |
| Providers | 1 | — |
| Best provider uptime (30m) | 100.0% | — |
| Vision input | Yes | Yes |
| Reasoning | Yes | No |
| Tool calling | Yes | No |
| Released | 2026-10-06 | 2026-11-04 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, Nano Banana 2.1 or GPT Image 2.6 Sunburst?
Nano Banana 2.1 and GPT Image 2.6 Sunburst are priced identically.
Nano Banana 2.1 vs GPT Image 2.6 Sunburst: which has a bigger context window?
Nano Banana 2.1: 65,536 tokens. GPT Image 2.6 Sunburst: — tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Nano Banana 2.1 ≈ $6,750, GPT Image 2.6 Sunburst ≈ $10,000.
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