New stable versions of Gemini 1.5 Pro (gemini-1.5-pro-002) and Gemini 1.5 Flash (gemini-1.5-flash-002) are Generally Available

## Announcement New stable versions of Gemini 1.5 Pro (`gemini-1.5-pro-002`) and Gemini 1.5 Flash (`gemini-1.5-flash-002`) are [Generally Available](https://cloud.google.com/products#product-launch-stages). These models introduce broad quality improvements over the previous `001` versions, with significant gains in the following categories: * Factuality and reduce model hallucinations * Openbook Q&A for RAG use cases * Instruction following * Multilingual understanding in 102 languages, especially in Korean, French, German, Spanish, Japanese, Russian, and Chinese. * SQL generation * Audio understanding * Document understanding * Long context * Math and reasoning For more information about differences with the previous model versions, see [Model versions and lifecycle](https://cloud.google.com/vertex-ai/generative-ai/docs/learn/model-versions). ## Feature Gemini 1.5 Pro and Gemini 1.5 Flash now support multimodal input with [function calling](https://cloud.google.com/vertex-ai/generative-ai/docs/multimodal/function-calling). This feature is in [Preview](https://cloud.google.com/products#product-launch-stages). ## Feature The Vertex AI prompt optimizer adapts your prompts using the optimal instructions and examples to elicit the best performance from your chosen model. This feature is available in [Preview](https://cloud.google.com/products#product-launch-stages). To learn more, see [Optimize prompts](https://cloud.google.com/vertex-ai/generative-ai/docs/learn/prompts/prompt-optimizer). ## Change Gemini 1.5 Pro and Gemini 1.5 Flash Tuning is now available in [GA](https://cloud.google.com/products#product-launch-stages). Tune Gemini with text, image, audio, and document data types using the latest models: * `gemini-1.5-pro-002` * `gemini-1.5-flash-002` Gemini 1.0 tuning remains in preview. For more information on tuning Gemini, see [Tune Gemini models by using supervised fine-tuning](https://cloud.google.com/vertex-ai/generative-ai/docs/models/gemini-use-supervised-tuning). ## Change The latest versions of **Gemini 1.5 Flash** (`gemini-1.5-flash-002`) and **Gemini 1.5 Pro** (`gemini-1.5-pro-002`) use [dynamic shared quota](https://cloud.google.com/vertex-ai/generative-ai/docs/dsq), which distributes on-demand capacity among all queries being processed. Dynamic shared quota is [Generally Available](https://cloud.google.com/products#product-launch-stages). ## Announcement [Controlled generation](https://cloud.google.com/vertex-ai/generative-ai/docs/multimodal/control-generated-output) is now [Generally Available](https://cloud.google.com/products#product-launch-stages).