Claude Opus 4.8 vs GLM-5.2
Claude Opus 4.8 leads in 2 of 8 categories
Arena ELO
Tie
Cheaper
GLM-5.2
Faster
Tie
Detailed Comparison
| Category | Claude Opus 4.8 | GLM-5.2 |
|---|---|---|
| Provider | Anthropic | Z.ai |
| Context Window | 200K WIN | 128K |
| Input Price ($/1M) | $15 | $3 WIN |
| Output Price ($/1M) | $75 WIN | $80 |
| Arena ELO | N/A | N/A |
| Coding | N/A | N/A |
| Reasoning | N/A | N/A |
| Speed (tokens/sec) | N/A | N/A |
| Open Source | No | Yes |
Frequently Asked Questions
Which is cheaper, Claude Opus 4.8 or GLM-5.2?
GLM-5.2 is approximately 8% cheaper than Claude Opus 4.8 per million tokens.
Which has a larger context window?
Claude Opus 4.8 supports 200K context, while GLM-5.2 supports 128K.
Is Claude Opus 4.8 or GLM-5.2 open source?
Claude Opus 4.8 is proprietary. GLM-5.2 is open source.
Related Articles
More Comparisons
Claude Opus 4.8 vs Claude Opus 4.5Claude Opus 4.8 vs Llama 4 ScoutClaude Opus 4.8 vs Claude Sonnet 4.6Claude Opus 4.8 vs Claude Haiku 4.5Claude Opus 4.8 vs Qwen 3.6Claude Opus 4.8 vs GPT-4oClaude Opus 4.8 vs DeepSeek R1Claude Opus 4.8 vs Claude Opus 4.6GLM-5.2 vs Claude Opus 4.5GLM-5.2 vs Llama 4 ScoutGLM-5.2 vs Claude Sonnet 4.6GLM-5.2 vs Claude Haiku 4.5GLM-5.2 vs Qwen 3.6GLM-5.2 vs GPT-4oGLM-5.2 vs DeepSeek R1GLM-5.2 vs Claude Opus 4.6