From 7a4f6877c3ea1365a95a490eb2e719ac0ac5d737 Mon Sep 17 00:00:00 2001
From: Stephen Toub <stoub@microsoft.com>
Date: Tue, 25 Nov 2025 07:01:28 -0500
Subject: [PATCH] Use Random.GetString in hosting IdGenerator (#2427)

---
 dotnet/src/Microsoft.Agents.AI.Hosting.OpenAI/IdGenerator.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dotnet/src/Microsoft.Agents.AI.Hosting.OpenAI/IdGenerator.cs b/dotnet/src/Microsoft.Agents.AI.Hosting.OpenAI/IdGenerator.cs
index bd35fa8308..5741e8d161 100644
--- a/dotnet/src/Microsoft.Agents.AI.Hosting.OpenAI/IdGenerator.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Hosting.OpenAI/IdGenerator.cs
@@ -146,6 +146,9 @@ internal sealed partial class IdGenerator
         const string Chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
         if (random is not null)
         {
+#if NET10_0_OR_GREATER
+            return random.GetString(Chars, stringLength);
+#else
             // Use deterministic random generation when seed is provided
             return string.Create(stringLength, random, static (destination, random) =>
             {
@@ -154,6 +157,7 @@ internal sealed partial class IdGenerator
                     destination[i] = Chars[random.Next(Chars.Length)];
                 }
             });
+#endif
         }
 
         // Use cryptographically secure random generation when no seed is provided