Program.cs

var semanticKernelBuilder = Kernel.CreateBuilder()
    .AddOpenAIChatCompletion(                        // We use Semantic Kernel OpenAI API
        modelId: "phi3",
        apiKey: null,
        endpoint: new Uri("http://localhost:11434"),
        httpClient: client);// With Ollama OpenAI API endpoint

semanticKernelBuilder.Services.AddSingleton(loggerFactory);