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Claude Sonnet 4.5 from Anthropic is now the default model for Augment Code. We’re rolling it out to all customers over the next 24 hours, where it will be available alongside Sonnet 4 (for a limited time) and GPT-5 in the model picker.

Augment Code

@augmentcode.com

Our early take on Sonnet 4.5 as compared to Sonnet 4? ✅ 34% fewer tool calls on average ✅ ~26% faster overall task completion time The result: the same accuracy, delivered with more speed and flow.

29/9/25, 5:08 pm0 reposts4 likes

Augment Code

@augmentcode.com

29 Sept 2025

augmentcode.comClaude Sonnet 4.5 is now available as the default model in Augment CodeThe most powerful AI software development platform with the industry-leading context engine.