GLM 5.3 Flash vs GPT-4o-mini (2024-07-18)

Price, context window & benchmark comparison

Z.ai (Zhipu)

GLM 5.3 Flash

Z.ai (Zhipu)
$0.0399 / $0.0784
Input / Output · per 1M tokens
VS
OpenAI

GPT-4o-mini (2024-07-18)

OpenAI
$0.15 / $0.60
Input / Output · per 1M tokens
Compare different models
Z.ai (Zhipu)
OpenAI
Verdict: GLM 5.3 Flash is 5.3× cheaper than GPT-4o-mini (2024-07-18) on a typical 3:1 input/output mix. GLM 5.3 Flash has the larger context window (1M vs 128K).
GLM 5.3 FlashGPT-4o-mini (2024-07-18)
Input price / 1M$0.0399$0.15
Output price / 1M$0.0784$0.60
Blended price (3:1)$0.0495$0.26
Cached input / 1M$0.03$0.075
Context window1M128K
Max output131K16K
Intelligence index27.8—
Coding index71.5—
Providers42—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesNo
Tool callingYesYes
Released2026-08-262024-07-18
Retirement——

Cost calculator

FAQ

Which is cheaper, GLM 5.3 Flash or GPT-4o-mini (2024-07-18)?

GLM 5.3 Flash is 5.3× cheaper than GPT-4o-mini (2024-07-18) on a typical 3:1 input/output mix.

GLM 5.3 Flash vs GPT-4o-mini (2024-07-18): which has a bigger context window?

GLM 5.3 Flash: 1,048,576 tokens. GPT-4o-mini (2024-07-18): 128,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GLM 5.3 Flash ≈ $119.00, GPT-4o-mini (2024-07-18) ≈ $600.00.

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