Greater AI choice in GitLab Duo: Claude Sonnet 4.5 arrives

What this post added

This post announces the integration of Claude Sonnet 4.5 into GitLab Duo, providing users with an additional advanced AI model option for coding and agentic tasks. It highlights the model's performance on SWE-bench Verified and its strengths in specific domains. The post also details how the GitLab Duo Agent Platform orchestrates agents and connects them to internal systems, enhancing the development workflow with platform-wide context and security.