diff --git a/mcp_server/config/config.yaml b/mcp_server/config/config.yaml
index 9bc02bca..94db03ef 100644
--- a/mcp_server/config/config.yaml
+++ b/mcp_server/config/config.yaml
@@ -8,7 +8,7 @@ server:
   
 llm:
   provider: "openai"  # Options: openai, azure_openai, anthropic, gemini, groq
-  model: "gpt-4.1"
+  model: "gpt-5-mini"
   temperature: 0.0
   max_tokens: 4096