diff --git a/frontend/packages/core/src/pages/aiSetting/AIFlowChart.tsx b/frontend/packages/core/src/pages/aiSetting/AIFlowChart.tsx
index 6c824284..0a68684a 100644
--- a/frontend/packages/core/src/pages/aiSetting/AIFlowChart.tsx
+++ b/frontend/packages/core/src/pages/aiSetting/AIFlowChart.tsx
@@ -140,7 +140,6 @@ const AIFlowChart = () => {
         animated: true
       }))
     ]
-
     setNodes(newNodes)
     setEdges(newEdges)
   }, [modelData])
@@ -156,78 +155,65 @@ const AIFlowChart = () => {
     ] as CoordinateExtent
   }, [modelData.length])
 
-  const onNodeDrag: any = useCallback(
-    (_: MouseEvent, node: Node<any>) => {
-      if (node.type !== 'modelCard') return
+  const updateProviderOrder = async (sortedProviderIds: string[]) => {
+    await fetchData('ai/provider/sort', {
+      method: 'PUT',
+      body: JSON.stringify({
+        providers: sortedProviderIds
+      })
+    })
+  }
 
-      setNodes((nds) => {
-        return nds.map((n) => {
-          if (n.type === 'keyCard' && n.id === `${node.id}-keys`) {
+  const onNodeDragStop: any = useCallback((_: any, node: Node<any>) => {
+    if (node.type !== 'modelCard') return
+
+    setNodes((nds) => {
+      const modelNodes = nds.filter((n) => n.type === 'modelCard')
+      const sortedNodes = [...modelNodes].sort((a, b) => a.position.y - b.position.y)
+      const sortedProviderIds = sortedNodes.map((node) => node.id)
+
+      // Update provider order outside of setNodes callback
+      updateProviderOrder(sortedProviderIds)
+      // Update all node positions in a single pass
+      return nds.map((n) => {
+        if (n.type === 'modelCard') {
+          const index = sortedNodes.findIndex((sn) => sn.id === n.id)
+          return {
+            ...n,
+            position: {
+              x: LAYOUT.MODEL_NODE_X,
+              y: LAYOUT.NODE_START_Y + index * LAYOUT.NODE_GAP
+            }
+          }
+        }
+        if (n.type === 'keyCard') {
+          const modelId = n.id.replace('-keys', '')
+          const modelNode = sortedNodes.find((mn) => mn.id === modelId)
+          if (modelNode) {
+            const index = sortedNodes.findIndex((sn) => sn.id === modelId)
             return {
               ...n,
               position: {
                 x: LAYOUT.KEY_NODE_X,
-                y: node.position.y
+                y: LAYOUT.NODE_START_Y + index * LAYOUT.NODE_GAP + 16
               }
             }
           }
-          return n
-        })
+        }
+        return n
       })
-    },
-    [setNodes]
-  )
-
-  const onNodeDragStop: any = useCallback(
-    (_: any, node: Node<any>) => {
-      if (node.type !== 'modelCard') return
-
-      setNodes((nds) => {
-        const modelNodes = nds.filter((n) => n.type === 'modelCard')
-        const sortedNodes = [...modelNodes].sort((a, b) => a.position.y - b.position.y)
-
-        return nds.map((n) => {
-          if (n.type === 'modelCard') {
-            const index = sortedNodes.findIndex((sn) => sn.id === n.id)
-            return {
-              ...n,
-              position: {
-                x: LAYOUT.MODEL_NODE_X,
-                y: LAYOUT.NODE_START_Y + index * LAYOUT.NODE_GAP
-              }
-            }
-          }
-          if (n.type === 'keyCard') {
-            const modelId = n.id.replace('-keys', '')
-            const modelNode = sortedNodes.find((mn) => mn.id === modelId)
-            if (modelNode) {
-              const index = sortedNodes.findIndex((sn) => sn.id === modelId)
-              return {
-                ...n,
-                position: {
-                  x: LAYOUT.KEY_NODE_X,
-                  y: LAYOUT.NODE_START_Y + index * LAYOUT.NODE_GAP + 16
-                }
-              }
-            }
-          }
-          return n
-        })
-      })
-    },
-    [setNodes]
-  )
+    })
+  }, [])
 
   return (
-    <div className="w-full" style={{ height: 'calc(-300px + 100vh)' }}>
+    <div className="w-full h-full">
       <ReactFlow
         nodes={nodes}
         edges={edges}
         onNodesChange={onNodesChange}
         onEdgesChange={onEdgesChange}
-        onNodeDrag={onNodeDrag}
-        proOptions={{ hideAttribution: true }}
         onNodeDragStop={onNodeDragStop}
+        proOptions={{ hideAttribution: true }}
         draggable={false}
         nodeTypes={nodeTypes}
         edgeTypes={edgeTypes}
diff --git a/frontend/packages/core/src/pages/aiSetting/AiSettingList.tsx b/frontend/packages/core/src/pages/aiSetting/AiSettingList.tsx
index 20ab6863..353f5bf5 100644
--- a/frontend/packages/core/src/pages/aiSetting/AiSettingList.tsx
+++ b/frontend/packages/core/src/pages/aiSetting/AiSettingList.tsx
@@ -5,10 +5,12 @@ import AIFlowChart from './AIFlowChart'
 import AIUnConfigure from './AIUnconfigure'
 import { AiSettingProvider } from './contexts/AiSettingContext'
 
+const CONTENT_STYLE = { height: 'calc(-300px + 100vh)' } as const
+
 const AiSettingContent = () => {
   return (
     <InsidePage
-      className="overflow-y-auto pb-PAGE_INSIDE_B"
+      className="h-full pb-PAGE_INSIDE_B"
       pageTitle={$t('AI 模型')}
       description={$t('配置好 AI 模型后，你可以使用对应的大模型来创建 AI 服务')}
       showBorder={false}
@@ -16,18 +18,22 @@ const AiSettingContent = () => {
     >
       <div className="flex flex-col h-full">
         <Tabs
-          className="flex-shrink-0"
+          className="sticky top-0 flex-shrink-0"
           items={[
             {
               key: 'flow',
               label: $t('已设置'),
-              children: <AIFlowChart />
+              children: (
+                <div className="overflow-auto" style={CONTENT_STYLE}>
+                  <AIFlowChart />
+                </div>
+              )
             },
             {
               key: 'config',
               label: $t('未设置'),
               children: (
-                <div className="overflow-auto flex-grow">
+                <div className="overflow-auto" style={CONTENT_STYLE}>
                   <AIUnConfigure />
                 </div>
               )
diff --git a/frontend/packages/core/src/pages/aiSetting/AiSettingModal.tsx b/frontend/packages/core/src/pages/aiSetting/AiSettingModal.tsx
index 74def9cf..f5d3e206 100644
--- a/frontend/packages/core/src/pages/aiSetting/AiSettingModal.tsx
+++ b/frontend/packages/core/src/pages/aiSetting/AiSettingModal.tsx
@@ -1,8 +1,9 @@
+import { QuestionCircleOutlined } from '@ant-design/icons'
 import { Codebox } from '@common/components/postcat/api/Codebox'
 import { BasicResponse, PLACEHOLDER, RESPONSE_TIPS, STATUS_CODE } from '@common/const/const'
 import { useFetch } from '@common/hooks/http'
 import { $t } from '@common/locales'
-import { App, Form, InputNumber, Select, Tag } from 'antd'
+import { App, Form, InputNumber, Select, Tag, Tooltip } from 'antd'
 import { forwardRef, useEffect, useImperativeHandle, useState } from 'react'
 import { AiProviderConfig, AiProviderLlmsItems } from './AiSettingList'
 
@@ -130,7 +131,16 @@ const AiSettingModalContent = forwardRef<AiSettingModalContentHandle, AiSettingM
       </Form.Item>
 
       <Form.Item<AiSettingModalContentField>
-        label={$t('优先级')}
+        label={
+          <span className="flex items-center">
+            {$t('负载优先级')}
+            <Tooltip
+              title={$t('负载优先级决定在原供应商异常或停用后，优先使用哪一个供应商。优先级数字越小，优先级越高。')}
+            >
+              <QuestionCircleOutlined className="ml-1 text-gray-500" />
+            </Tooltip>
+          </span>
+        }
         name="priority"
         rules={[
           { required: true },