DeepSeek-V4-Pro vs GLM-4-Plus
DeepSeek DeepSeek-V4-Pro | Z.ai GLM-4-Plus | |
|---|---|---|
| Overview | ||
| Company | DeepSeek | Z.ai |
| Release date | Apr 24 2026 | Aug 29 2024 |
| Access | Open Weight | Proprietary |
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | 14% | — |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 90.1% | — |
| Timeline | ||
| Release gap | GLM-4-Plus shipped 603 days before DeepSeek-V4-Pro | |
Which is better: DeepSeek-V4-Pro or GLM-4-Plus?
DeepSeek-V4-Pro and GLM-4-Plus don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GLM-4-Plus shipped 603 days before DeepSeek-V4-Pro, so benchmark comparisons should account for the intervening progress.
DeepSeek-V4-Pro is open weight, while GLM-4-Plus is proprietary.
Direct benchmark comparisons are unavailable — DeepSeek-V4-Pro and GLM-4-Plus don't publish scores on any of the same benchmarks.
Frequently asked questions
DeepSeek-V4-Pro was released by DeepSeek on Apr 24 2026.
GLM-4-Plus was released by Z.ai on Aug 29 2024.
DeepSeek-V4-Pro is an open weight model released by DeepSeek. GLM-4-Plus is a proprietary model released by Z.ai.
Other comparisons
DeepSeek-V4-Pro vs Claude Fable 5GLM-4-Plus vs Claude Fable 5DeepSeek-V4-Pro vs GPT-5.6 SolGLM-4-Plus vs GPT-5.6 SolDeepSeek-V4-Pro vs Gemini OmniGLM-4-Plus vs Gemini OmniDeepSeek-V4-Pro vs Muse SparkGLM-4-Plus vs Muse SparkDeepSeek-V4-Pro vs Grok 4.3 BetaGLM-4-Plus vs Grok 4.3 BetaDeepSeek-V4-Pro vs Mistral Medium 3.5GLM-4-Plus vs Mistral Medium 3.5