Nano Banana 2.1 vs GLM 5

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

Z.ai (Zhipu)
$1.00 / $3.20
Input / Output · per 1M tokens
Compare different models
Google
Z.ai (Zhipu)
Verdict: GLM 5 is 48% cheaper than Nano Banana 2.1 on a typical 3:1 input/output mix. GLM 5 has the larger context window (205K vs 66K).
Nano Banana 2.1GLM 5
Input price / 1M$1.50$1.00
Output price / 1M$7.50$3.20
Blended price (3:1)$3.00$1.55
Cached input / 1M—$0.20
Context window66K205K
Max output59K131K
Intelligence index——
Coding index——
Providers1—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesYes
Tool callingYesYes
Released2026-10-062026-02-11
Retirement——

Cost calculator

FAQ

Which is cheaper, Nano Banana 2.1 or GLM 5?

GLM 5 is 48% cheaper than Nano Banana 2.1 on a typical 3:1 input/output mix.

Nano Banana 2.1 vs GLM 5: which has a bigger context window?

Nano Banana 2.1: 65,536 tokens. GLM 5: 204,800 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 ≈ $3,600.

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