Claude 3.5 Sonnet vs Claude 3.7 Sonnet
Anthropic Claude 3.5 Sonnet | Anthropic Claude 3.7 Sonnet | |
|---|---|---|
| Overview | ||
| Company | Anthropic | Anthropic |
| Release date | Jun 20 2024 | Feb 24 2025 |
| Access | Proprietary | 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. | 45% | 49%Best |
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. | 33.4% | 62.3%Best |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 59.4% | 68%Best |
| Timeline | ||
| Release gap | Claude 3.5 Sonnet shipped 249 days before Claude 3.7 Sonnet | |
Which is better: Claude 3.5 Sonnet or Claude 3.7 Sonnet?
Claude 3.7 Sonnet leads Claude 3.5 Sonnet on 3 of the 3 benchmarks they both report (BullshitBench v2, SWE-Bench Verified, GPQA Diamond). Claude 3.5 Sonnet shipped 249 days before Claude 3.7 Sonnet, 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.
On BullshitBench v2, Claude 3.7 Sonnet leads at 49% vs Claude 3.5 Sonnet at 45%. On SWE-Bench Verified, Claude 3.7 Sonnet leads at 62.3% vs Claude 3.5 Sonnet at 33.4%. On GPQA Diamond, Claude 3.7 Sonnet leads at 68% vs Claude 3.5 Sonnet at 59.4%.
Frequently asked questions
Claude 3.5 Sonnet was released by Anthropic on Jun 20 2024.
Claude 3.7 Sonnet was released by Anthropic on Feb 24 2025.
Claude 3.7 Sonnet leads on SWE-Bench Verified — Claude 3.5 Sonnet 33.4% vs Claude 3.7 Sonnet 62.3%.
Claude 3.7 Sonnet leads on GPQA Diamond — Claude 3.5 Sonnet 59.4% vs Claude 3.7 Sonnet 68%.