Unknown parameter: 'conversation'

[verdie-g]

#pragma warning disable OPENAI001

using System.ClientModel;
using Azure.AI.OpenAI;
using Microsoft.Agents.AI;
using Microsoft.Agents.AI.DevUI;
using Microsoft.Extensions.AI;

var builder = WebApplication.CreateBuilder(args);

builder.Services.AddSingleton<AIAgent>(sp =>
{
    return new AzureOpenAIClient(new Uri(Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT")!),
            new ApiKeyCredential(Environment.GetEnvironmentVariable("AZURE_OPENAI_KEY")!))
        .GetOpenAIResponseClient("gpt-4.1-mini")
        .AsIChatClient()
        .CreateAIAgent(name: "Test");
});
builder.Services.AddDevUI();
builder.Services.AddOpenAIResponses();
builder.Services.AddOpenAIConversations();

var app = builder.Build();

app.MapOpenAIResponses();
app.MapOpenAIConversations();
app.MapDevUI();

app.Run();

In the /devui, any message throws

HTTP 400 (invalidrequesterror: unknown_parameter)

Unknown parameter: 'conversation'. (Code: execution_error)

I understand that Azure Open AI doesn't support the conversation parameter? How can I use the devui?

[verdie-g]

@stephentoub could 66a399e help by any chance?