autogen/dotnet/website/articles/AutoGen.Gemini/Image-chat-with-gemini.md
This example shows how to use @AutoGen.Gemini.GeminiChatAgent for image chat with Gemini model.  To run this example, you need to have a project on Google Cloud with access to Vertex AI API. For more information please refer to [Google Vertex AI](https://cloud.google.com/vertex-ai/docs).   > [!NOTE] > You can find the complete sample code [here](https://github.com/microsoft/autogen/blob/main/dotnet/sample/AutoGen.Gemini.Sample/Image_Chat_With_Vertex_Gemini.cs)  ### Step 1: Install AutoGen.Gemini  First, install the AutoGen.Gemini package using the following command:  ```bash dotnet add package AutoGen.Gemini ```  ### Step 2: Add using statement [!code-csharp[](../../../sample/AutoGen.Gemini.Sample/Image_Chat_With_Vertex_Gemini.cs?name=Using)]  ### Step 3: Create a Gemini agent  [!code-csharp[](../../../sample/AutoGen.Gemini.Sample/Image_Chat_With_Vertex_Gemini.cs?name=Create_Gemini_Agent)]  ### Step 4: Send image to Gemini [!code-csharp[](../../../sample/AutoGen.Gemini.Sample/Image_Chat_With_Vertex_Gemini.cs?name=Send_Image_Request)] 