Claude 3 Sonnet vs GLM-5
Anthropic Claude 3 Sonnet | Z.ai GLM-5 | |
|---|---|---|
| Overview | ||
| Company | Anthropic | Z.ai |
| Release date | Mar 4 2024 | Feb 12 2026 |
| Access | Proprietary | Open Weight |
| Specifications | ||
Parameters | — | 744B |
| Benchmarks | ||
Coding SWE-Bench VerifiedReal coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | — | 77.8% |
Multilingual coding SWE-Bench MultilingualLike SWE-Bench, but the coding problems span many programming languages, not just one. Tests how broadly the AI can code. Higher is better. | — | 73.3% |
Agentic terminal coding Terminal-Bench 2.0Can the AI work in a command-line terminal — running commands and finishing technical setup tasks the way a developer would? (Version 2.0 of the test.) Higher is better. | — | 56.2% |
Web browsing BrowseCompCan the AI browse the web and track down hard-to-find answers? Higher is better. | — | 75.9% |
Multidisciplinary reasoning Humanity's Last Exam · with toolsHumanity's Last Exam — extremely hard expert questions across many subjects. “With tools” means the AI is allowed to search the web or run code while answering. Higher is better. | — | 50.4% |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 40.4% | 86%Best |
| Timeline | ||
| Release gap | Claude 3 Sonnet shipped 710 days before GLM-5 | |
Which is better: Claude 3 Sonnet or GLM-5?
GLM-5 leads Claude 3 Sonnet on 1 of the 1 benchmark they both report (GPQA Diamond). Claude 3 Sonnet shipped 710 days before GLM-5, so benchmark comparisons should account for the intervening progress.
Claude 3 Sonnet is proprietary, while GLM-5 is open weight.
On GPQA Diamond, GLM-5 leads at 86% vs Claude 3 Sonnet at 40.4%.
Frequently asked questions
Claude 3 Sonnet was released by Anthropic on Mar 4 2024.
GLM-5 was released by Z.ai on Feb 12 2026.
GLM-5 leads on GPQA Diamond — Claude 3 Sonnet 40.4% vs GLM-5 86%.
Claude 3 Sonnet is a proprietary model released by Anthropic. GLM-5 is an open weight model released by Z.ai.
Other comparisons
Claude 3 Sonnet vs GPT-5.6 SolGLM-5 vs GPT-5.6 SolClaude 3 Sonnet vs Gemini OmniGLM-5 vs Gemini OmniClaude 3 Sonnet vs Muse SparkGLM-5 vs Muse SparkClaude 3 Sonnet vs Grok 4.3 BetaGLM-5 vs Grok 4.3 BetaClaude 3 Sonnet vs DeepSeek-V4-ProGLM-5 vs DeepSeek-V4-ProClaude 3 Sonnet vs Mistral Medium 3.5GLM-5 vs Mistral Medium 3.5