Claude Sonnet 5.5 now available in GitHub Copilot
Claude Sonnet 5.5, Anthropic's newest Sonnet model, is now generally available in GitHub Copilot. It is optimized for everyday development tasks like building features and fixing bugs.
Claude Sonnet 5.5, Anthropic’s newest Sonnet model, is now generally available in GitHub Copilot. It is designed for well-scoped everyday work like building features and fixing bugs. In our early testing, Sonnet 5.5 stood out for its efficiency, matching Claude Sonnet 5 on coding tasks while using significantly fewer steps, tokens, and tool calls. It also finished tasks noticeably faster.
This model is billed at provider list pricing under usage-based billing. See Models and pricing for GitHub Copilot for details.
Availability in GitHub Copilot
Claude Sonnet 5.5 is available to Copilot Pro, Pro+, Max, Business, and Enterprise users. You can select the model in the model picker in:
- Visual Studio Code
- Visual Studio
- Copilot CLI
- GitHub Copilot coding agent
- GitHub Copilot app
- github.com
- GitHub Mobile on iOS and Android
- JetBrains IDEs
- Xcode
- Eclipse
Rollout will be gradual. Check back soon if you don’t see it yet.
Enabling access
Copilot Enterprise and Copilot Business plan administrators can manage access to Claude Sonnet 5.5 through the model policy in Copilot settings. Under default model enablement, new models are automatically enabled unless an administrator has turned off the global default or explicitly disables this model.
Learn more
To explore all models available in GitHub Copilot, see our documentation on models and get started with Copilot.
Share your feedback
Join the GitHub Community to share your feedback.
The post Claude Sonnet 5.5 in GitHub Copilot appeared first on The GitHub Blog.
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