Claude 3.5 Sonnet (upgraded) vs DeepSeek V3-0324
Anthropic Claude 3.5 Sonnet (upgraded) | DeepSeek DeepSeek V3-0324 | |
|---|---|---|
| Overview | ||
| Company | Anthropic | DeepSeek |
| Release date | Oct 22 2024 | Mar 24 2025 |
| Access | Proprietary | Open Weight |
| 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. | 49% | — |
| Timeline | ||
| Release gap | Claude 3.5 Sonnet (upgraded) shipped 153 days before DeepSeek V3-0324 | |
Which is better: Claude 3.5 Sonnet (upgraded) or DeepSeek V3-0324?
Claude 3.5 Sonnet (upgraded) and DeepSeek V3-0324 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 3.5 Sonnet (upgraded) shipped 153 days before DeepSeek V3-0324, so benchmark comparisons should account for the intervening progress.
Claude 3.5 Sonnet (upgraded) is proprietary, while DeepSeek V3-0324 is open weight.
Direct benchmark comparisons are unavailable — Claude 3.5 Sonnet (upgraded) and DeepSeek V3-0324 don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude 3.5 Sonnet (upgraded) was released by Anthropic on Oct 22 2024.
DeepSeek V3-0324 was released by DeepSeek on Mar 24 2025.
Claude 3.5 Sonnet (upgraded) is a proprietary model released by Anthropic. DeepSeek V3-0324 is an open weight model released by DeepSeek.