diff --git a/src/langbot/pkg/agent/runner/registry.py b/src/langbot/pkg/agent/runner/registry.py
index 2c8270cb..f1b04851 100644
--- a/src/langbot/pkg/agent/runner/registry.py
+++ b/src/langbot/pkg/agent/runner/registry.py
@@ -262,6 +262,14 @@ class AgentRunnerRegistry:
         stages = []
 
         for descriptor in runners:
+            config_schema = []
+            for index, config_item in enumerate(descriptor.config_schema):
+                item = dict(config_item)
+                if not item.get('id'):
+                    item_name = item.get('name') or str(index)
+                    item['id'] = f'{descriptor.id}.{item_name}'
+                config_schema.append(item)
+
             # Add runner option
             options.append(
                 {
@@ -278,7 +286,7 @@ class AgentRunnerRegistry:
                         'name': descriptor.id,
                         'label': descriptor.label,
                         'description': descriptor.description,
-                        'config': descriptor.config_schema,
+                        'config': config_schema,
                     }
                 )
 
diff --git a/web/src/app/home/components/dynamic-form/DynamicFormComponent.tsx b/web/src/app/home/components/dynamic-form/DynamicFormComponent.tsx
index 814669f0..d82b1e38 100644
--- a/web/src/app/home/components/dynamic-form/DynamicFormComponent.tsx
+++ b/web/src/app/home/components/dynamic-form/DynamicFormComponent.tsx
@@ -494,12 +494,13 @@ export default function DynamicFormComponent({
           }}
         />
 
-        {itemConfigList.map((config) => {
+        {itemConfigList.map((config, index) => {
           // Create a normalized config with type converted to frontend format
           const normalizedConfig = {
             ...config,
             type: normalizeItemType(config.type),
           };
+          const fieldKey = config.id || config.name || `field-${index}`;
 
           if (config.show_if) {
             const dependValue = resolveShowIfValue(
@@ -543,7 +544,7 @@ export default function DynamicFormComponent({
 
             return (
               <WebhookUrlField
-                key={config.id}
+                key={fieldKey}
                 label={extractI18nObject(config.label)}
                 description={
                   config.description
@@ -574,7 +575,7 @@ export default function DynamicFormComponent({
 
             return (
               <EmbedCodeField
-                key={config.id}
+                key={fieldKey}
                 label={extractI18nObject(config.label)}
                 description={
                   config.description
@@ -589,7 +590,7 @@ export default function DynamicFormComponent({
           // QR code login button (e.g. Feishu one-click create, WeChat scan login)
           if (config.type === 'qr-code-login') {
             return (
-              <FormItem key={config.id}>
+              <FormItem key={fieldKey}>
                 <div
                   className="relative flex items-center gap-4 p-4 rounded-xl border-2 border-dashed cursor-pointer transition-all hover:border-solid hover:shadow-md group"
                   style={{
@@ -650,7 +651,7 @@ export default function DynamicFormComponent({
           if (normalizedConfig.type === 'boolean') {
             return (
               <FormField
-                key={config.id}
+                key={fieldKey}
                 control={form.control}
                 name={config.name as keyof FormValues}
                 render={({ field }) => (
@@ -688,7 +689,7 @@ export default function DynamicFormComponent({
 
           return (
             <FormField
-              key={config.id}
+              key={fieldKey}
               control={form.control}
               name={config.name as keyof FormValues}
               render={({ field }) => (
diff --git a/web/src/app/home/components/dynamic-form/DynamicFormItemComponent.tsx b/web/src/app/home/components/dynamic-form/DynamicFormItemComponent.tsx
index 72499176..c1f2bac0 100644
--- a/web/src/app/home/components/dynamic-form/DynamicFormItemComponent.tsx
+++ b/web/src/app/home/components/dynamic-form/DynamicFormItemComponent.tsx
@@ -254,6 +254,7 @@ export default function DynamicFormItemComponent({
           type="number"
           className="max-w-xs"
           {...field}
+          value={field.value ?? ''}
           onChange={(e) => field.onChange(Number(e.target.value))}
         />
       );
@@ -262,7 +263,7 @@ export default function DynamicFormItemComponent({
       if (config.options && config.options.length > 0) {
         return (
           <div className="flex items-center gap-1.5 max-w-md">
-            <Input className="flex-1" {...field} />
+            <Input className="flex-1" {...field} value={field.value ?? ''} />
             <DropdownMenu>
               <DropdownMenuTrigger asChild>
                 <Button
@@ -293,22 +294,33 @@ export default function DynamicFormItemComponent({
           </div>
         );
       }
-      return <Input className="max-w-md" {...field} />;
+      return (
+        <Input className="max-w-md" {...field} value={field.value ?? ''} />
+      );
 
     case DynamicFormItemType.TEXT:
-      return <Textarea {...field} className="min-h-[120px] max-w-2xl" />;
+      return (
+        <Textarea
+          {...field}
+          value={field.value ?? ''}
+          className="min-h-[120px] max-w-2xl"
+        />
+      );
 
     case DynamicFormItemType.JSON:
       return (
         <Textarea
           {...field}
+          value={field.value ?? ''}
           className="min-h-[200px] font-mono text-sm"
           placeholder='{"key": "value"}'
         />
       );
 
     case DynamicFormItemType.BOOLEAN:
-      return <Switch checked={field.value} onCheckedChange={field.onChange} />;
+      return (
+        <Switch checked={!!field.value} onCheckedChange={field.onChange} />
+      );
 
     case DynamicFormItemType.STRING_ARRAY:
       return (
@@ -1421,7 +1433,7 @@ export default function DynamicFormItemComponent({
                 {/* 内容输入 */}
                 <Textarea
                   className="w-[300px]"
-                  value={item.content}
+                  value={item.content ?? ''}
                   onChange={(e) => {
                     const newValue = [...(field.value ?? promptItems)];
                     newValue[index] = {
diff --git a/web/src/app/home/components/survey/SurveyWidget.tsx b/web/src/app/home/components/survey/SurveyWidget.tsx
index 5e7dc06a..16f35865 100644
--- a/web/src/app/home/components/survey/SurveyWidget.tsx
+++ b/web/src/app/home/components/survey/SurveyWidget.tsx
@@ -310,6 +310,7 @@ function SingleSelectField({
       {options.map((opt) => (
         <div key={opt.id}>
           <button
+            type="button"
             onClick={() => onChange(opt.id)}
             className={`w-full text-left text-sm px-3 py-2 rounded-lg border transition-colors ${
               value === opt.id
@@ -361,8 +362,16 @@ function MultiSelectField({
         const selected = value.includes(opt.id);
         return (
           <div key={opt.id}>
-            <button
+            <div
+              role="button"
+              tabIndex={0}
               onClick={() => toggle(opt.id)}
+              onKeyDown={(e) => {
+                if (e.key === 'Enter' || e.key === ' ') {
+                  e.preventDefault();
+                  toggle(opt.id);
+                }
+              }}
               className={`w-full text-left text-sm px-3 py-2 rounded-lg border transition-colors flex items-center gap-2 ${
                 selected
                   ? 'border-primary bg-primary/5 text-primary'
@@ -371,7 +380,7 @@ function MultiSelectField({
             >
               <Checkbox checked={selected} className="pointer-events-none" />
               {getI18nText(opt.label)}
-            </button>
+            </div>
             {opt.has_input && selected && (
               <input
                 type="text"
diff --git a/web/src/app/home/mcp/components/mcp-form/MCPForm.tsx b/web/src/app/home/mcp/components/mcp-form/MCPForm.tsx
index f2732126..a6621a53 100644
--- a/web/src/app/home/mcp/components/mcp-form/MCPForm.tsx
+++ b/web/src/app/home/mcp/components/mcp-form/MCPForm.tsx
@@ -283,14 +283,10 @@ const MCPForm = forwardRef<MCPFormHandle, MCPFormProps>(function MCPForm(
   }, [mcpTesting, onTestingChange]);
 
   // Expose test action and testing state to parent
-  useImperativeHandle(
-    ref,
-    () => ({
-      testMcp: () => testMcp(),
-      isTesting: mcpTesting,
-    }),
-    [mcpTesting],
-  );
+  useImperativeHandle(ref, () => ({
+    testMcp: () => testMcp(),
+    isTesting: mcpTesting,
+  }));
 
   // Load server data
   useEffect(() => {
diff --git a/web/src/app/home/pipelines/components/pipeline-form/PipelineFormComponent.tsx b/web/src/app/home/pipelines/components/pipeline-form/PipelineFormComponent.tsx
index a40ef67c..2388c0d7 100644
--- a/web/src/app/home/pipelines/components/pipeline-form/PipelineFormComponent.tsx
+++ b/web/src/app/home/pipelines/components/pipeline-form/PipelineFormComponent.tsx
@@ -167,6 +167,8 @@ export default function PipelineFormComponent({
     resolver: zodResolver(formSchema),
     defaultValues: {
       basic: {
+        name: '',
+        description: '',
         emoji: '⚙️',
       },
       ai: {},
@@ -215,8 +217,8 @@ export default function PipelineFormComponent({
 
           const loadedValues = {
             basic: {
-              name: resp.pipeline.name,
-              description: resp.pipeline.description,
+              name: resp.pipeline.name ?? '',
+              description: resp.pipeline.description ?? '',
               emoji: resp.pipeline.emoji || '⚙️',
             },
             ai: resp.pipeline.config.ai,
@@ -576,7 +578,7 @@ export default function PipelineFormComponent({
                                   <span className="text-destructive">*</span>
                                 </FormLabel>
                                 <FormControl>
-                                  <Input {...field} />
+                                  <Input {...field} value={field.value ?? ''} />
                                 </FormControl>
                                 <FormMessage />
                               </FormItem>
@@ -607,7 +609,7 @@ export default function PipelineFormComponent({
                             <FormItem>
                               <FormLabel>{t('common.description')}</FormLabel>
                               <FormControl>
-                                <Input {...field} />
+                                <Input {...field} value={field.value ?? ''} />
                               </FormControl>
                               <FormMessage />
                             </FormItem>