Start building with Gemini 2.5 Flash Lite. Gemini 2.5 Flash Lite is now available in preview via the Gemini API in Google AI Studio and in Vertex AI, and in a dedicated dropdown in the Gemini app. Google encourages you to experiment with the thinking_budget parameter and explore how controllable reasoning can help you solve more complex problems.
Find detailed API references and thinking guides in Google's developer docs or get started with code examples from the Gemini Cookbook.