diff --git a/enterprise/app/models/concerns/agentable.rb b/enterprise/app/models/concerns/agentable.rb
index a7b5d940f..0a3cec9b2 100644
--- a/enterprise/app/models/concerns/agentable.rb
+++ b/enterprise/app/models/concerns/agentable.rb
@@ -43,7 +43,7 @@ module Concerns::Agentable
   end
 
   def agent_model
-    'gpt-4.1-mini'
+    InstallationConfig.find_by(name: 'CAPTAIN_OPEN_AI_MODEL')&.value || 'gpt-4.1-mini'
   end
 
   def agent_response_schema