Claude 1 vs DeepSeek V3.1 Terminus
Anthropic Claude 1 | DeepSeek DeepSeek V3.1 Terminus | |
|---|---|---|
| Overview | ||
| Company | Anthropic | DeepSeek |
| Release date | Mar 14 2023 | Sep 22 2025 |
| Access | Proprietary | Open Weight |
| Timeline | ||
| Release gap | Claude 1 shipped 923 days before DeepSeek V3.1 Terminus | |
Which is better: Claude 1 or DeepSeek V3.1 Terminus?
Claude 1 and DeepSeek V3.1 Terminus don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 1 shipped 923 days before DeepSeek V3.1 Terminus, so benchmark comparisons should account for the intervening progress.
Claude 1 is proprietary, while DeepSeek V3.1 Terminus is open weight.
Direct benchmark comparisons are unavailable — Claude 1 and DeepSeek V3.1 Terminus don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude 1 was released by Anthropic on Mar 14 2023.
DeepSeek V3.1 Terminus was released by DeepSeek on Sep 22 2025.
Claude 1 is a proprietary model released by Anthropic. DeepSeek V3.1 Terminus is an open weight model released by DeepSeek.
Other comparisons
Claude 1 vs GPT-5.6 SolDeepSeek V3.1 Terminus vs GPT-5.6 SolClaude 1 vs Gemini OmniDeepSeek V3.1 Terminus vs Gemini OmniClaude 1 vs Muse Spark 1.1DeepSeek V3.1 Terminus vs Muse Spark 1.1Claude 1 vs Grok 4.5DeepSeek V3.1 Terminus vs Grok 4.5Claude 1 vs Mistral Medium 3.5DeepSeek V3.1 Terminus vs Mistral Medium 3.5Claude 1 vs Kimi K2.7 CodeDeepSeek V3.1 Terminus vs Kimi K2.7 Code