Nano Banana 2.1 vs GLM 5.3 Prime
Price, context window & benchmark comparison
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Compare different models
Verdict: Nano Banana 2.1 is 30% cheaper than GLM 5.3 Prime on a typical 3:1 input/output mix. GLM 5.3 Prime has the larger context window (1M vs 66K).
| Nano Banana 2.1 | GLM 5.3 Prime | |
|---|---|---|
| Input price / 1M | $1.50 | $2.80 |
| Output price / 1M | $7.50 | $8.80 |
| Blended price (3:1) | $3.00 | $4.30 |
| Cached input / 1M | — | $0.56 |
| Context window | 66K | 1M |
| Max output | 59K | 131K |
| Intelligence index | — | — |
| Coding index | — | — |
| Providers | 1 | 1 |
| Best provider uptime (30m) | 100.0% | 96.7% |
| Vision input | Yes | No |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-10-06 | 2026-09-23 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, Nano Banana 2.1 or GLM 5.3 Prime?
Nano Banana 2.1 is 30% cheaper than GLM 5.3 Prime on a typical 3:1 input/output mix.
Nano Banana 2.1 vs GLM 5.3 Prime: which has a bigger context window?
Nano Banana 2.1: 65,536 tokens. GLM 5.3 Prime: 1,000,000 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Nano Banana 2.1 ≈ $6,750, GLM 5.3 Prime ≈ $10,000.
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