Gemini Omni 1.1 Flash vs GLM 5.3

Price, context window & benchmark comparison

Gemini Omni 1.1 Flash

Google

$1.50 / $9.00

Input / Output · per 1M tokens

GLM 5.3

Z.ai (Zhipu)

$0.0699 / $1.40

Input / Output · per 1M tokens

Compare different models

Verdict: GLM 5.3 is 8.4× cheaper than Gemini Omni 1.1 Flash on a typical 3:1 input/output mix. GLM 5.3 has the larger context window (1M vs 131K).

	Gemini Omni 1.1 Flash	GLM 5.3
Input price / 1M	$1.50	$0.0699
Output price / 1M	$9.00	$1.40
Blended price (3:1)	$3.38	$0.40
Cached input / 1M	—	$0.0689
Context window	131K	1M
Max output	66K	944K
Intelligence index	—	31.7
Coding index	—	74.8
Providers	1	48
Best provider uptime (30m)	100.0%	100.0%
Vision input	Yes	No
Reasoning	Yes	Yes
Tool calling	No	Yes
Released	2026-11-04	2026-08-18
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, Gemini Omni 1.1 Flash or GLM 5.3?

GLM 5.3 is 8.4× cheaper than Gemini Omni 1.1 Flash on a typical 3:1 input/output mix.

Gemini Omni 1.1 Flash vs GLM 5.3: which has a bigger context window?

Gemini Omni 1.1 Flash: 131,072 tokens. GLM 5.3: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini Omni 1.1 Flash ≈ $7,500, GLM 5.3 ≈ $839.80.

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