Feat: Display a separate chat multi-model comparison page #3221 (#9461)

### What problem does this PR solve?
Feat: Display a separate chat multi-model comparison page #3221

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/components/large-model-form-field.tsx

@@ -96,3 +96,22 @@ export function LargeModelFormField() {
     </>
   );
 }
+
+export function LargeModelFormFieldWithoutFilter() {
+  const form = useFormContext();
+
+  return (
+    <FormField
+      control={form.control}
+      name="llm_id"
+      render={({ field }) => (
+        <FormItem>
+          <FormControl>
+            <NextLLMSelect {...field} />
+          </FormControl>
+          <FormMessage />
+        </FormItem>
+      )}
+    />
+  );
+}

web/src/components/llm-setting-items/next.tsx

@@ -78,7 +78,6 @@ export function LlmSettingFieldItems({
             <FormLabel>{t('model')}</FormLabel>
             <FormControl>
               <SelectWithSearch
-                allowClear
                 options={options || modelOptions}
                 {...field}
               ></SelectWithSearch>