GitHub Copilot Strikes Back

**GitHub's tenth annual Universe conference** introduced the **Multi-model Copilot** featuring **Anthropic's Claude 3.5 Sonnet**, **Google's Gemini 1.5 Pro**, and **OpenAI's o1-preview** models in a new picker UI, allowing developers to choose from multiple companies' models. The event also showcased **GitHub Spark**, an AI-native tool for building natural language applications with deployment-free hosting and integrated model prompting. Additionally, GitHub updated its Copilot Workspace with new agents and security Autofix features. **Weights & Biases** launched Weave with multimodal observability supporting audio, text, and images, integrating the OpenAI Realtime API. Twitter recaps highlighted **tinygrad's** codebase optimization and discussions on GenAI adoption and **Gemini Flash-8B's** cost efficiency at **$0.0375 per million tokens**.