將 Gemini 基準設為 Vertex AI Search 資料儲存庫

使用這項功能，以儲存在 Vertex AI Search 資料儲存庫中的自有資料做為 Gemini 輸出內容的基準

程式碼範例

C#

在試用這個範例之前，請先按照C#使用用戶端程式庫的 Vertex AI 快速入門中的操作說明進行設定。 詳情請參閱 Vertex AI C# API 參考說明文件。

如要向 Vertex AI 進行驗證，請設定應用程式預設憑證。 詳情請參閱「為本機開發環境設定驗證」。

using Google.Cloud.AIPlatform.V1;
using System;
using System.Threading.Tasks;

public class GroundingVertexAiSearchSample
{
    public async Task<string> GenerateTextWithVertexAiSearch(
        string projectId = "your-project-id",
        string location = "us-central1",
        string publisher = "google",
        string model = "gemini-2.0-flash-001",
        string dataStoreLocation = "global",
        string dataStoreId = "your-datastore-id")
    {
        var predictionServiceClient = new PredictionServiceClientBuilder
        {
            Endpoint = $"{location}-aiplatform.googleapis.com"
        }.Build();

        var generateContentRequest = new GenerateContentRequest
        {
            Model = $"projects/{projectId}/locations/{location}/publishers/{publisher}/models/{model}",
            GenerationConfig = new GenerationConfig
            {
                Temperature = 0.0f
            },
            Contents =
            {
                new Content
                {
                    Role = "USER",
                    Parts = { new Part { Text = "How do I make an appointment to renew my driver's license?" } }
                }
            },
            Tools =
            {
                new Tool
                {
                    Retrieval = new Retrieval
                    {
                        VertexAiSearch = new VertexAISearch
                        {
                            Datastore = $"projects/{projectId}/locations/{dataStoreLocation}/collections/default_collection/dataStores/{dataStoreId}"
                        }
                    }
                }
            }
        };

        GenerateContentResponse response = await predictionServiceClient.GenerateContentAsync(generateContentRequest);

        string responseText = response.Candidates[0].Content.Parts[0].Text;
        Console.WriteLine(responseText);

        return responseText;
    }
}

後續步驟

如要搜尋及篩選其他 Google Cloud 產品的程式碼範例，請參閱Google Cloud 範例瀏覽器。