Claude Sonnet 4.5 leads SWE-Bench Verified at 64.2%
Quick Answer
Claude Sonnet 4.5 by Anthropic achieves a 64.2% score on SWE-Bench Verified, a significant increase from 53.7% with Sonnet 4.
Quick Take
Additionally, a new 200K-token context option has been introduced for the API, enhancing its capabilities for developers.
Key Points
- Claude Sonnet 4.5 improves Verified score from 53.7% to 64.2%.
- Anthropic introduces a new 200K-token context option for its API.
- The performance boost enhances usability for developers working with the model.
- SWE-Bench Verified serves as a benchmark for evaluating AI models.
Article Excerpt
From source RSS / original summaryClaude Sonnet 4. 5 reaches 64. 2% on Verified, up from 53. 7% on Sonnet 4. Anthropic also released a 200K-token context option for the API.
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