diff --git a/src/Infrastructure/BotSharp.Core/Agents/Services/AgentService.GetAgents.cs b/src/Infrastructure/BotSharp.Core/Agents/Services/AgentService.GetAgents.cs
index 5d153687f..15ce6eca8 100644
--- a/src/Infrastructure/BotSharp.Core/Agents/Services/AgentService.GetAgents.cs
+++ b/src/Infrastructure/BotSharp.Core/Agents/Services/AgentService.GetAgents.cs
@@ -46,6 +46,11 @@ public async Task<Agent> GetAgent(string id)
             profile.LlmConfig = agentSetting.LlmConfig;
             profile.LlmConfig.IsInherit = true;
         }
+        else if (string.IsNullOrEmpty(profile.LlmConfig?.Provider) || string.IsNullOrEmpty(profile.LlmConfig?.Model))
+        {
+            profile.LlmConfig.Provider = agentSetting.LlmConfig.Provider;
+            profile.LlmConfig.Model = agentSetting.LlmConfig.Model;
+        }
 
         profile.Plugin = GetPlugin(profile.Id);