This extension integrates OpenAI’s ChatGPT directly into Visual Studio Code, allowing developers to have conversations with AI models like GPT-4, GPT-3.5, GPT3, and Codex within their IDE. It provides a sidebar interface for ongoing conversations, code generation, and interactive AI assistance during the coding workflow. The tool has been downloaded approximately 500,000 times and serves as a developer-focused AI assistant integrated into the VS Code environment.