Microsoft 365 Copilot APIs client libraries (preview)

using Azure.Identity;
using Microsoft.Agents.M365Copilot.Beta;
using Microsoft.Agents.M365Copilot.Beta.Models;
using Microsoft.Agents.M365Copilot.Beta.Copilot.Retrieval;

var scopes = new[] {"Files.Read.All", "Sites.Read.All"}; 
 
// Multi-tenant apps can use "common", 
// single-tenant apps must use the tenant ID from the Azure portal 
var tenantId = "YOUR_TENANT_ID"; 
 
// Value from app registration 
var clientId = "YOUR_CLIENT_ID"; 
 
// using Azure.Identity; 
var deviceCodeCredentialOptions = new DeviceCodeCredentialOptions 
{ 
   ClientId = clientId, 
   TenantId = tenantId, 
   // Callback function that receives the user prompt 
   // Prompt contains the generated device code that user must 
   // enter during the auth process in the browser 
   DeviceCodeCallback = (deviceCodeInfo, cancellationToken) => 
   { 
       Console.WriteLine(deviceCodeInfo.Message); 
       return Task.CompletedTask; 
   }, 
}; 
 
// https://learn.microsoft.com/dotnet/api/azure.identity.devicecodecredential 
var deviceCodeCredential = new DeviceCodeCredential(deviceCodeCredentialOptions); 
 

//Create the client with explicit base URL 
var baseURL = “https://graph.microsoft.com/beta”; 
AgentsM365CopilotBetaServiceClient client = new AgentsM365CopilotBetaServiceClient (deviceCodeCredential, scopes, baseURL); 

try
{
  var requestBody = new RetrievalPostRequestBody
  {
      DataSource = RetrievalDataSource.SharePoint,
      QueryString = "What is the latest in my organization?",
      MaximumNumberOfResults = 10
  };

  var result = await client.Copilot.Retrieval.PostAsync(requestBody);
  Console.WriteLine($"Retrieval post: {result}");

  if (result != null)
  {
    Console.WriteLine("Retrieval response received successfully");
    Console.WriteLine("\nResults:");
    Console.WriteLine(result.RetrievalHits.Count.ToString());
    if (result.RetrievalHits != null)
    {
       foreach (var hit in result.RetrievalHits)
       {
         Console.WriteLine("\n---");
         Console.WriteLine($"Web URL: {hit.WebUrl}");
         Console.WriteLine($"Resource Type: {hit.ResourceType}");
         if (hit.Extracts != null && hit.Extracts.Any())
         {
            Console.WriteLine("\nExtracts:");
            foreach (var extract in hit.Extracts)
            {
              Console.WriteLine($"  {extract.Text}");
            }
          }
          if (hit.SensitivityLabel != null)
          {
            Console.WriteLine("\nSensitivity Label:");
            Console.WriteLine($"  Display Name: {hit.SensitivityLabel.DisplayName}");
            Console.WriteLine($"  Tooltip: {hit.SensitivityLabel.Tooltip}");
            Console.WriteLine($"  Priority: {hit.SensitivityLabel.Priority}");
            Console.WriteLine($"  Color: {hit.SensitivityLabel.Color}");
            if (hit.SensitivityLabel.IsEncrypted.HasValue)
            {
              Console.WriteLine($"  Is Encrypted: {hit.SensitivityLabel.IsEncrypted.Value}");
            }
          }
        }
      }
      else
      {
        Console.WriteLine("No retrieval hits found in the response");
      }
  }
}
catch (Exception ex)
{
    Console.WriteLine($"Error making retrieval request: {ex.Message}");
    Console.Error.WriteLine(ex);
}