finished the upgrade to filament 4. completely revamped the frontend with codex, now it looks great!

app/Filament/Resources/AiModels/Pages/CreateAiModel.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Filament\Resources\AiModelResource\Pages;
+
+use App\Filament\Resources\AiModelResource;
+use Filament\Actions;
+use Filament\Resources\Pages\CreateRecord;
+use Illuminate\Http\Request;
+
+class CreateAiModel extends CreateRecord
+{
+    protected static string $resource = AiModelResource::class;
+
+    public function mount(): void
+    {
+        parent::mount();
+
+        if ($sourceRecordId = request()->query('sourceRecord')) {
+            $sourceRecord = \App\Models\AiModel::find($sourceRecordId);
+            if ($sourceRecord) {
+                $this->form->fill($sourceRecord->attributesToArray());
+            }
+        }
+    }
+
+    protected function getRedirectUrl(): string
+    {
+        return $this->getResource()::getUrl('index');
+    }
+}