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Claude 4


Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.

It delivers sustained performance on long-running tasks that require focused effort and thousands of steps, with the ability to work continuously for several hours—dramatically outperforming all Sonnet models and significantly expanding what AI agents can accomplish. Sourcegraph says the model shows promise as a substantial leap in software development—staying on track longer, understanding problems more deeply, and providing more elegant code quality. Users requiring raw chains of thought for advanced prompt engineering can contact sales about our new Developer Mode to retain full access.

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Claude

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