Claude Sonnet 4
Claude Sonnet 4 improves on Claude Sonnet 3.7 across a variety of areas, especially coding. It offers frontier performance that’s practical for most AI use cases, including user-facing AI assistants and high-volume tasks.
- Type
- Text
- Weights
- Closed
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About Anthropic
1
Anthropic develops reliable and interpretable artificial intelligence systems, including the Claude family of AI assistants.
Benchmark scores
5
How Claude Sonnet 4 ranks on tracked AI benchmarks. Click any benchmark to see its full leaderboard.
Tools using Claude Sonnet 4
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