This podcast episode introduces Google's new AI models, GEMMA 2B and GEMMA 7B, which are lightweight and open weight models inspired by Google's Gemini models. These models are available for commercial and research purposes and come with ready-to-use resources such as Colab and Kaggle notebooks. While referred to as open source, GEMMA is actually described as having an "open nature." The episode also explores the distinction between open models and open source software, with Google clarifying that their Gemma models are categorized as open models. Google highlights the versatility of these models and the improvements in generation quality over the past year. They also mention the release of a responsible generative AI toolkit to address ethical considerations in AI deployment.