GLM 5 vs GPT-4o
Head to head on 15 shared benchmarks, with price, context window, and release dates.
Benchmark scores
48evals · sort by any column, ⤢ to expand fullscreen
| Model | |||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GLM 5 Zai | 96.7% | 62.9% | 16.4% | 87.8% | 29.3% | 72.3% | 71.2% | 73.6% | 55.3% | 77.5% | 46.2% | 72.8% | 70.0% | 43.2% | 98.2% | - | - | - | - | - | 7.9% | - | 1601elo | 70.9 | 24.7% | - | 97.9 | 82.7% | 48395 | - | 67.9% | 83.5% | 69.1% | - | - | 65.2% | - | - | - | - | - | 73.3 | 69.7% | - | 61.12 | - | 23.4% | - | 61.2% |
| GPT-4o OpenAI | 11.7% | 45.9% | 0.3% | 47.9% | 2.7% | 34.3% | 55.1% | 46.1% | 70.1% | 49.0% | 33.3% | 21.6% | 74.5% | 8.3% | 25.1% | 18.2% | 15.0% | 38 | 0.0% | 0.33 | - | 6.1% | - | - | - | 96.1 | - | - | - | 0.0% | - | - | - | 30.9% | 75.9% | - | 10.8% | 74.8% | 57.4% | 54.0% | 5.71 | - | - | 61.2 | - | 0.98 | - | 32.5% | 33.4% |
2 / 2 models
| Attribute | GLM 5 Zai | GPT-4o OpenAI |
|---|---|---|
| Description | GLM-5 is an AI model from Zai, released with open weights. | GPT-4o is an AI model from OpenAI. |
| Family | Glm | GPT |
| Params | - | - |
| Open weights | open | closed |
| License | mit | proprietary |
| Released | 11 Feb 2026 | 20 Nov 2024 |
| Context | 204,800 | 128,000 |
| Input $/1M | $1.00 | $2.50 |
| Output $/1M | $3.20 | $10.00 |
| Cache read $/1M | $0.200 | $1.250 |
| Cache write $/1M | - | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | text | text, image, file |
| Providers | - | - |
| Publisher | Zai | OpenAI |
| Reported scores | GPQA Diamond87.8% Humanity's Last Exam (HLE)29.3% (AA) IFBench72.3% (AA) SciCode46.2% (AA) τ²-bench (Tau²-bench)98.2% (AA) | Taubench61.2 pass^1 GSM8K96.1 Accuracy ScholarSearch5.71 Social Sciences & Humanities (%) MortgageTax57.4% AIME202438 pass@1 |
FAQ
- Is GLM 5 or GPT-4o better?
- Across the 15 benchmarks both models report on Sophon, GLM 5 leads on 13 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do GLM 5 and GPT-4o compare on GPQA Diamond?
- GLM 5 scores 87.8% and GPT-4o scores 47.9% on GPQA Diamond.
- Which is cheaper, GLM 5 or GPT-4o?
- GLM 5 is cheaper at $3.20 per million output tokens against $10.00 for GPT-4o - about 3.1x.
- When were GLM 5 and GPT-4o released?
- GLM 5 was released 11 Feb 2026 by Zai. GPT-4o was released 20 Nov 2024 by OpenAI.
Other head-to-heads
56GLM 5 vs Kimi K2.527 shared evalsClaude Sonnet 4.5 vs GLM 524 shared evalsGLM 5 vs GPT-5.224 shared evalsClaude Opus 4.5 vs GLM 524 shared evalsClaude Opus 4.6 vs GLM 524 shared evalsDeepSeek V3.2 vs GLM 524 shared evalsGLM 5 vs GPT-5 Mini22 shared evalsGLM 5 vs GPT-5.422 shared evalsGemini 2.5 Pro vs GPT-4o22 shared evalsClaude Sonnet 4.5 vs GPT-4o21 shared evalsGemini 3.1 Pro Preview vs GLM 521 shared evalsGPT-4o vs GPT-4o-mini21 shared evalsGLM 5 vs Grok 4.1 Fast21 shared evalsGPT-4.1 Mini vs GPT-4o20 shared evalsGPT-4o vs GPT-5 Mini20 shared evalsGLM 5 vs GPT-5.520 shared evalsClaude Opus 4.8 vs GLM 520 shared evalsClaude 4 Sonnet vs GPT-4o20 shared evalsClaude Sonnet 4.6 vs GLM 520 shared evalsGLM 5 vs GLM 5.120 shared evalsClaude Opus 4.7 vs GLM 520 shared evalsGLM 5 vs Qwen3.6 Plus20 shared evalsGPT-4o vs GPT-519 shared evalsGLM 5 vs GPT-5 Nano19 shared evalsClaude 4 Sonnet vs GLM 519 shared evalsGPT-4.1 vs GPT-4o19 shared evalsGLM 5 vs gpt-oss-120b19 shared evalsGLM 4.7 vs GLM 519 shared evalsGPT-4o vs GPT-5 Nano18 shared evalsGPT-4o vs GPT-5.218 shared evalsClaude Opus 4.5 vs GPT-4o18 shared evalsClaude Fable 5 vs GLM 518 shared evalsGemini 2.5 Pro vs GLM 518 shared evalsDeepSeek V3.2 vs GPT-4o18 shared evalsGPT-4o vs gpt-oss-120b17 shared evalsGPT-4o vs Kimi K2.516 shared evalsGPT-4.1 Nano vs GPT-4o16 shared evalsGPT-4o vs Grok 4.1 Fast16 shared evalsGLM 4.7 vs GPT-4o16 shared evalsGLM 5 vs GPT-515 shared evalsGPT-4o vs GPT-5.515 shared evalsClaude Opus 4.6 vs GPT-4o15 shared evalsGemini 3.1 Pro Preview vs GPT-4o14 shared evalsClaude Opus 4.8 vs GPT-4o14 shared evalsGPT-4o vs GPT-5.414 shared evalsClaude Sonnet 4.6 vs GPT-4o14 shared evalsGLM 5.1 vs GPT-4o14 shared evalsClaude Opus 4.7 vs GPT-4o14 shared evalsGPT-4o vs Qwen3.6 Plus14 shared evalsClaude Fable 5 vs GPT-4o13 shared evalsGLM 5 vs GPT-4.1 Mini12 shared evalsGLM 5 vs GPT-4.112 shared evalsGLM 5 vs GPT-4o-mini12 shared evalsGLM 5 vs GPT-4.1 Nano12 shared evalsGLM 5 vs GPT-6 Astra7 shared evalsGPT-4o vs GPT-6 Astra4 shared evals
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