October 2025 update makes the Claude Sonnet 4.5 and Claude Haiku 4.5 coding models available for use in the GitHub Copilot ...
At its core, VS Code is built on an open source project called Code OSS, published under the permissive MIT license.
Abstract: Modern AI-powered integrated development environments (IDEs) face significant scalability challenges with large codebases due to the fixed context windows and high computational costs ...