Claude Opus 4.5 vs GLM 5
Head to head on 23 shared benchmarks, with price, context window, and release dates.
Benchmark scores
47evals · sort by any column, ⤢ to expand fullscreen
| Model | ||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Claude Opus 4.5 Anthropic | 61.3% | 1683elo | 73.1 | 20.7% | 81.0% | 13.2% | 43.0% | 83.5% | 78.1% | 79.7% | 74.4% | 62.5% | 81.3% | 90.4% | 80.1% | 47.0% | 70.7% | 79.2% | 74.3% | 61.8 | 40.9% | 20.6% | 86.3% | 62.7% | 16.7% | 35.6% | 6.1% | - | - | 84.7% | 12.13 | - | 83.8% | - | 73.8% | - | 45.2% | 83.2% | 88.9% | 68.7% | 100.0% | 37.4 | 36.0% | 77.5% | 45.0% | 45.3 | - | 62.2% |
| GLM 5 Zai | 62.9% | 1598elo | 70.9 | 16.4% | 66.6% | 7.6% | 55.2% | 82.7% | 71.2% | 73.6% | 67.9% | 55.3% | 77.5% | 83.5% | 69.1% | 38.3% | 69.7% | 72.8% | 70.0% | 61.12 | 39.4% | 23.4% | 97.4% | - | - | - | - | 7.9% | 24.7% | - | - | 97.9 | - | 48395 | - | 65.2% | - | - | - | - | - | - | - | - | - | - | 73.3 | 56.4% |
2 / 2 models
| Attribute | Claude Opus 4.5 Anthropic | GLM 5 Zai |
|---|---|---|
| Description | Claude Opus 4.5 is an AI model from Anthropic. | GLM-5 is an AI model from Zai, released with open weights. |
| Family | Claude | Glm |
| Params | - | - |
| Open weights | closed | open |
| License | proprietary | mit |
| Released | 24 Nov 2025 | 11 Feb 2026 |
| Context | 200,000 | 204,800 |
| Input $/1M | $5.00 | $1.00 |
| Output $/1M | $25.00 | $3.20 |
| Cache read $/1M | $0.500 | $0.120 |
| Cache write $/1M | $6.250 | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | file, image, text | text |
| Providers | - | - |
| Publisher | Anthropic | Zai |
| Reported scores | GPQA Diamond66.6% (AA) Humanity's Last Exam (HLE)7.6% (AA) IFBench55.2% (AA) SciCode38.3% (AA) τ²-bench (Tau²-bench)97.4% (AA) |
FAQ
- Is Claude Opus 4.5 or GLM 5 better?
- Across the 23 benchmarks both models report on Sophon, Claude Opus 4.5 leads on 19 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do Claude Opus 4.5 and GLM 5 compare on GPQA Diamond?
- Claude Opus 4.5 scores 81.0% and GLM 5 scores 66.6% on GPQA Diamond.
- Which is cheaper, Claude Opus 4.5 or GLM 5?
- GLM 5 is cheaper at $3.20 per million output tokens against $25.00 for Claude Opus 4.5 - about 7.8x.
- When were Claude Opus 4.5 and GLM 5 released?
- Claude Opus 4.5 was released 24 Nov 2025 by Anthropic. GLM 5 was released 11 Feb 2026 by Zai.
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