default model should be google/gemini-3-flash-preview

orchestrator/src/client/pages/SettingsPage.test.tsx

@@ -23,14 +23,14 @@ vi.mock("sonner", () => ({
 }))
 
 const baseSettings: AppSettings = {
-  model: "openai/gpt-4o-mini",
-  defaultModel: "openai/gpt-4o-mini",
+  model: "google/gemini-3-flash-preview",
+  defaultModel: "google/gemini-3-flash-preview",
   overrideModel: null,
-  modelScorer: "openai/gpt-4o-mini",
+  modelScorer: "google/gemini-3-flash-preview",
   overrideModelScorer: null,
-  modelTailoring: "openai/gpt-4o-mini",
+  modelTailoring: "google/gemini-3-flash-preview",
   overrideModelTailoring: null,
-  modelProjectSelection: "openai/gpt-4o-mini",
+  modelProjectSelection: "google/gemini-3-flash-preview",
   overrideModelProjectSelection: null,
   pipelineWebhookUrl: "",
   defaultPipelineWebhookUrl: "",
@@ -160,7 +160,7 @@ describe("SettingsPage", () => {
 
     const modelField = screen.getByText("Override model").parentElement ?? screen.getByRole("main")
     const modelInput = within(modelField).getByRole("textbox")
-    
+
     // Change to > 200 chars
     fireEvent.change(modelInput, { target: { value: "a".repeat(201) } })
 

orchestrator/src/client/pages/settings/components/ModelSettingsSection.tsx

@@ -31,7 +31,7 @@ export const ModelSettingsSection: React.FC<ModelSettingsSectionProps> = ({
           <SettingsInput
             label="Override model"
             inputProps={register("model")}
-            placeholder={defaultModel || "openai/gpt-4o-mini"}
+            placeholder={defaultModel || "google/gemini-3-flash-preview"}
             disabled={isLoading || isSaving}
             error={errors.model?.message as string | undefined}
             helper="Leave blank to use the default from server env (`MODEL`)."