Gemini Omni 1.2 Flash vs GLM 5.3 Flash

Price, context window & benchmark comparison

Google

Gemini Omni 1.2 Flash

Google
$1.50 / $9.00
Input / Output · per 1M tokens
VS
Z.ai (Zhipu)

GLM 5.3 Flash

Z.ai (Zhipu)
$0.0399 / $0.0784
Input / Output · per 1M tokens
Compare different models
Google
Z.ai (Zhipu)
Verdict: GLM 5.3 Flash is 68.1× cheaper than Gemini Omni 1.2 Flash on a typical 3:1 input/output mix. GLM 5.3 Flash has the larger context window (1M vs 131K).
Gemini Omni 1.2 FlashGLM 5.3 Flash
Input price / 1M$1.50$0.0399
Output price / 1M$9.00$0.0784
Blended price (3:1)$3.38$0.0495
Cached input / 1M—$0.03
Context window131K1M
Max output66K131K
Intelligence index—27.8
Coding index—71.5
Providers142
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingNoYes
Released2026-11-052026-08-26
Retirement——

Cost calculator

FAQ

Which is cheaper, Gemini Omni 1.2 Flash or GLM 5.3 Flash?

GLM 5.3 Flash is 68.1× cheaper than Gemini Omni 1.2 Flash on a typical 3:1 input/output mix.

Gemini Omni 1.2 Flash vs GLM 5.3 Flash: which has a bigger context window?

Gemini Omni 1.2 Flash: 131,072 tokens. GLM 5.3 Flash: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini Omni 1.2 Flash ≈ $7,500, GLM 5.3 Flash ≈ $119.00.

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