# GLM-5 vs Claude Opus 4.5: Comprehensive Review

This repository contains a comprehensive comparison review between **GLM-5** (Zhipu AI's open-source model) and **Claude Opus 4.5** (Anthropic's flagship model).

## Document

The main review document is available as a Word document:
- **[GLM-5_vs_Claude_Opus_4.5_Review.docx](./GLM-5_vs_Claude_Opus_4.5_Review.docx)**

## Key Findings

### Intelligence Index (Artificial Analysis)
| Model | Score |
|-------|-------|
| Claude Opus 4.5 | 70 |
| GLM-5 | 50 (Top Open-Weights) |

### SWE-bench Verified (Coding)
| Model | Score |
|-------|-------|
| Claude Opus 4.5 | 80.9% |
| GLM-5 | 77.8% |

### Pricing ($/M tokens)
| Model | Input | Output |
|-------|-------|--------|
| Claude Opus 4.5 | $5.00 | $25.00 |
| GLM-5 | $0.35 | $1.40 |

### Key Takeaways

1. **Claude Opus 4.5** leads in overall intelligence and reasoning capabilities
2. **GLM-5** is the top-performing open-weights model
3. **GLM-5** wins on Humanity's Last Exam benchmark (50.4% vs 43.4%)
4. **GLM-5** is ~14-16x cheaper than Claude Opus 4.5
5. **GLM-5** is open-source (MIT license) allowing local deployment

## Charts

The `charts/` directory contains comparison visualizations:
- Benchmark comparison chart
- Coding capabilities comparison
- Pricing comparison
- Intelligence index comparison
- Radar chart for overall capabilities
- Model specifications

## Sources

- Z.ai Official GLM-5 Blog: https://z.ai/blog/glm-5
- Anthropic Claude Opus 4.5: https://www.anthropic.com/news/claude-opus-4-5
- Artificial Analysis: https://artificialanalysis.ai
- SWE-bench Leaderboard: https://www.swebench.com
- Reddit Discussions: r/LocalLLaMA, r/ClaudeCode

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*Review published: February 2026*