DeepSeek V3 Base vs GLM-5.1
DeepSeek DeepSeek V3 Base | Z.ai GLM-5.1 | |
|---|---|---|
| Overview | ||
| Company | DeepSeek | Z.ai |
| Release date | Dec 2024 | Apr 7 2026 |
| Access | Open Weight | Open Weight |
| Specifications | ||
Parameters | — | 744B |
Context window | — | 200k |
| Benchmarks | ||
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. | — | 63.5% |
Web browsing BrowseCompCan the AI browse the web and track down hard-to-find answers? Higher is better. | — | 68% |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | — | 86.2% |
| Timeline | ||
| Release gap | DeepSeek V3 Base shipped 492 days before GLM-5.1 | |
Which is better: DeepSeek V3 Base or GLM-5.1?
DeepSeek V3 Base and GLM-5.1 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek V3 Base shipped 492 days before GLM-5.1, so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
Direct benchmark comparisons are unavailable — DeepSeek V3 Base and GLM-5.1 don't publish scores on any of the same benchmarks.
Frequently asked questions
DeepSeek V3 Base was released by DeepSeek on Dec 2024.
GLM-5.1 was released by Z.ai on Apr 7 2026.
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