Nano Banana 2.1 vs GLM 5.3

Price, context window & benchmark comparison

Google

Nano Banana 2.1

Google
$1.50 / $7.50
Input / Output · per 1M tokens
VS
Z.ai (Zhipu)

GLM 5.3

Z.ai (Zhipu)
$0.0699 / $1.40
Input / Output · per 1M tokens
Compare different models
Google
Z.ai (Zhipu)
Verdict: GLM 5.3 is 7.5× cheaper than Nano Banana 2.1 on a typical 3:1 input/output mix. GLM 5.3 has the larger context window (1M vs 66K).
Nano Banana 2.1GLM 5.3
Input price / 1M$1.50$0.0699
Output price / 1M$7.50$1.40
Blended price (3:1)$3.00$0.40
Cached input / 1M—$0.0689
Context window66K1M
Max output59K944K
Intelligence index—31.7
Coding index—74.8
Providers148
Best provider uptime (30m)100.0%100.0%
Vision inputYesNo
ReasoningYesYes
Tool callingYesYes
Released2026-10-062026-08-18
Retirement——

Cost calculator

FAQ

Which is cheaper, Nano Banana 2.1 or GLM 5.3?

GLM 5.3 is 7.5× cheaper than Nano Banana 2.1 on a typical 3:1 input/output mix.

Nano Banana 2.1 vs GLM 5.3: which has a bigger context window?

Nano Banana 2.1: 65,536 tokens. GLM 5.3: 1,048,576 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 ≈ $839.80.

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