Weng Li, OpenAI's Vice President and head of security systems, has announced her departure effective November 15th. A significant contributor to AI safety and ChatGPT, Weng reflects on her accomplishments and future plans after leaving the company.

1. Hugging Face launched SmolLM2, a set of compact language models designed to be efficient and powerful. 2. The models come in three sizes: 135M, 360M, and 1.7B parameters. 3. SmolLM2-1B outperforms Meta’s Llama1B on key benchmarks, especially in scientific reasoning and common sense. 4. These models are perfect for smartphones and edge devices, not just large data centers. 5. SmolLM2 signals a shift toward efficient AI that’s accessible to more users and companies.