Streaming.cs

using GitHub.Copilot.SDK;

await using var client = new CopilotClient();
await client.StartAsync();

var session = await client.CreateSessionAsync(new SessionConfig
{
    Model = "gpt-4.1",
    OnPermissionRequest = PermissionHandler.ApproveAll,
    Streaming = true
});
var tcs = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);

session.On("assistant.message_delta", (evt) =>
{
    Console.Write(evt.Data.DeltaContent);
});

session.On("session.idle", (_) =>
{
    Console.WriteLine();
});

await session.SendAndWaitAsync(new MessageOptions
{
    Prompt = "Explain how the Copilot SDK execution loop works."
});

await client.StopAsync();