GLM-5.2 vs GPT-5.4
GPT-5.4 leads in 4 of 8 categories
Arena ELO
GPT-5.4
Cheaper
Tie
Faster
GPT-5.4
Detailed Comparison
| Category | GLM-5.2 | GPT-5.4 |
|---|---|---|
| Provider | Z.ai | OpenAI |
| Context Window | 128K | 1M WIN |
| Input Price ($/1M) | $3 | $3 |
| Output Price ($/1M) | $80 | $15 WIN |
| Arena ELO | N/A | 1560 WIN |
| Coding | N/A | unknown |
| Reasoning | N/A | unknown |
| Speed (tokens/sec) | N/A | ~50 t/s WIN |
| Open Source | Yes | No |
Frequently Asked Questions
Which is cheaper, GLM-5.2 or GPT-5.4?
GPT-5.4 is approximately 78% cheaper than GLM-5.2 per million tokens.
Which is better for coding, GLM-5.2 or GPT-5.4?
GLM-5.2 scores N/A on coding benchmarks, while GPT-5.4 scores unknown.
Which has a larger context window?
GLM-5.2 supports 128K context, while GPT-5.4 supports 1M.
Is GLM-5.2 or GPT-5.4 open source?
GLM-5.2 is open source. GPT-5.4 is proprietary.
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