diff --git a/opencode-prompt/action.yml b/opencode-prompt/action.yml
index 2d686f6..701c6ab 100644
--- a/opencode-prompt/action.yml
+++ b/opencode-prompt/action.yml
@@ -15,7 +15,7 @@ inputs:
   model:
     description: Modello AI (formato provider/model).
     required: false
-    default: ""
+    default: "deepseek/deepseek-v4-flash"
   agent:
     description: Agente opencode da utilizzare.
     required: false
diff --git a/triage-issue/action.yml b/triage-issue/action.yml
index 44e2e1e..8e70469 100644
--- a/triage-issue/action.yml
+++ b/triage-issue/action.yml
@@ -27,7 +27,7 @@ inputs:
   model:
     description: Modello AI in formato provider/model.
     required: false
-    default: ""
+    default: "deepseek/deepseek-v4-flash"
 
 outputs:
   label: