Nano Banana 2.1 vs GLM 4.7 Flash

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 4.7 Flash

Z.ai (Zhipu)
$0.0605 / $0.40
Input / Output · per 1M tokens
Compare different models
Google
Z.ai (Zhipu)
Verdict: GLM 4.7 Flash is 20.6× cheaper than Nano Banana 2.1 on a typical 3:1 input/output mix. GLM 4.7 Flash has the larger context window (200K vs 66K).
Nano Banana 2.1GLM 4.7 Flash
Input price / 1M$1.50$0.0605
Output price / 1M$7.50$0.40
Blended price (3:1)$3.00$0.15
Cached input / 1M——
Context window66K200K
Max output59K118K
Intelligence index——
Coding index——
Providers1—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesYes
Tool callingYesYes
Released2026-10-062026-01-19
Retirement——

Cost calculator

FAQ

Which is cheaper, Nano Banana 2.1 or GLM 4.7 Flash?

GLM 4.7 Flash is 20.6× cheaper than Nano Banana 2.1 on a typical 3:1 input/output mix.

Nano Banana 2.1 vs GLM 4.7 Flash: which has a bigger context window?

Nano Banana 2.1: 65,536 tokens. GLM 4.7 Flash: 200,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Nano Banana 2.1 ≈ $6,750, GLM 4.7 Flash ≈ $321.00.

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