GLM 5.3 Prime vs GPT-4

Price, context window & benchmark comparison

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GLM 5.3 Prime

Z.ai (Zhipu)
$2.80 / $8.80
Input / Output · per 1M tokens
VS
O

GPT-4

OpenAI
$30.00 / $60.00
Input / Output · per 1M tokens
Compare different models
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Verdict: GLM 5.3 Prime is 8.7× cheaper than GPT-4 on a typical 3:1 input/output mix. GLM 5.3 Prime has the larger context window (1M vs 8K).
GLM 5.3 PrimeGPT-4
Input price / 1M$2.80$30.00
Output price / 1M$8.80$60.00
Blended price (3:1)$4.30$37.50
Cached input / 1M$0.56
Context window1M8K
Max output131K4K
Intelligence index
Coding index13.1
Providers1
Best provider uptime (30m)100.0%
Vision inputNoNo
ReasoningYesNo
Tool callingYesYes
Released2026-09-232023-05-28
Retirement

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FAQ

Which is cheaper, GLM 5.3 Prime or GPT-4?

GLM 5.3 Prime is 8.7× cheaper than GPT-4 on a typical 3:1 input/output mix.

GLM 5.3 Prime vs GPT-4: which has a bigger context window?

GLM 5.3 Prime: 1,000,000 tokens. GPT-4: 8,191 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GLM 5.3 Prime ≈ $10,000, GPT-4 ≈ $90,000.

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