diff --git a/packages/global/core/workflow/runtime/constants.ts b/packages/global/core/workflow/runtime/constants.ts
index 950c6de9b..9289e2b17 100644
--- a/packages/global/core/workflow/runtime/constants.ts
+++ b/packages/global/core/workflow/runtime/constants.ts
@@ -10,7 +10,7 @@ export enum SseResponseEventEnum {
   toolParams = 'toolParams', // tool params return
   toolResponse = 'toolResponse', // tool response return
   flowResponses = 'flowResponses', // sse response request
-  variables = 'variables'
+  updateVariables = 'updateVariables'
 }
 
 export enum DispatchNodeResponseKeyEnum {
diff --git a/packages/global/core/workflow/template/constants.ts b/packages/global/core/workflow/template/constants.ts
index be909a9d2..f16908175 100644
--- a/packages/global/core/workflow/template/constants.ts
+++ b/packages/global/core/workflow/template/constants.ts
@@ -19,9 +19,9 @@ import { RunPluginModule } from './system/runPlugin';
 import { AiQueryExtension } from './system/queryExtension';
 
 import type { FlowNodeTemplateType } from '../type';
-import { lafModule } from './system/laf';
-import { ifElseNode } from './system/ifElse/index';
-import { variableUpdateNode } from './system/variableUpdate';
+import { LafModule } from './system/laf';
+import { IfElseNode } from './system/ifElse/index';
+import { VariableUpdateNode } from './system/variableUpdate';
 
 /* app flow module templates */
 export const appSystemModuleTemplates: FlowNodeTemplateType[] = [
@@ -38,9 +38,9 @@ export const appSystemModuleTemplates: FlowNodeTemplateType[] = [
   ContextExtractModule,
   HttpModule468,
   AiQueryExtension,
-  lafModule,
-  ifElseNode,
-  variableUpdateNode
+  LafModule,
+  IfElseNode,
+  VariableUpdateNode
 ];
 /* plugin flow module templates */
 export const pluginSystemModuleTemplates: FlowNodeTemplateType[] = [
@@ -57,9 +57,9 @@ export const pluginSystemModuleTemplates: FlowNodeTemplateType[] = [
   ContextExtractModule,
   HttpModule468,
   AiQueryExtension,
-  lafModule,
-  ifElseNode,
-  variableUpdateNode
+  LafModule,
+  IfElseNode,
+  VariableUpdateNode
 ];
 
 /* all module */
@@ -82,7 +82,7 @@ export const moduleTemplatesFlat: FlowNodeTemplateType[] = [
   PluginOutputModule,
   RunPluginModule,
   AiQueryExtension,
-  lafModule,
-  ifElseNode,
-  variableUpdateNode
+  LafModule,
+  IfElseNode,
+  VariableUpdateNode
 ];
diff --git a/packages/global/core/workflow/template/system/ifElse/index.ts b/packages/global/core/workflow/template/system/ifElse/index.ts
index d9a7f0a66..aedc4c32c 100644
--- a/packages/global/core/workflow/template/system/ifElse/index.ts
+++ b/packages/global/core/workflow/template/system/ifElse/index.ts
@@ -12,7 +12,7 @@ import {
 import { FlowNodeTemplateType } from '../../../type';
 import { getHandleConfig } from '../../utils';
 
-export const ifElseNode: FlowNodeTemplateType = {
+export const IfElseNode: FlowNodeTemplateType = {
   id: FlowNodeTypeEnum.ifElseNode,
   templateType: FlowNodeTemplateTypeEnum.tools,
   flowNodeType: FlowNodeTypeEnum.ifElseNode,
diff --git a/packages/global/core/workflow/template/system/laf.ts b/packages/global/core/workflow/template/system/laf.ts
index ef2206bc1..2140432bb 100644
--- a/packages/global/core/workflow/template/system/laf.ts
+++ b/packages/global/core/workflow/template/system/laf.ts
@@ -14,7 +14,7 @@ import { Input_Template_DynamicInput } from '../input';
 import { Output_Template_AddOutput } from '../output';
 import { getHandleConfig } from '../utils';
 
-export const lafModule: FlowNodeTemplateType = {
+export const LafModule: FlowNodeTemplateType = {
   id: FlowNodeTypeEnum.lafModule,
   templateType: FlowNodeTemplateTypeEnum.externalCall,
   flowNodeType: FlowNodeTypeEnum.lafModule,
diff --git a/packages/global/core/workflow/template/system/variableUpdate/index.tsx b/packages/global/core/workflow/template/system/variableUpdate/index.tsx
index 3871bc5fb..24621358e 100644
--- a/packages/global/core/workflow/template/system/variableUpdate/index.tsx
+++ b/packages/global/core/workflow/template/system/variableUpdate/index.tsx
@@ -7,7 +7,7 @@ import {
 } from '../../../constants';
 import { getHandleConfig } from '../../utils';
 
-export const variableUpdateNode: FlowNodeTemplateType = {
+export const VariableUpdateNode: FlowNodeTemplateType = {
   id: FlowNodeTypeEnum.variableUpdate,
   templateType: FlowNodeTemplateTypeEnum.tools,
   flowNodeType: FlowNodeTypeEnum.variableUpdate,
@@ -28,7 +28,13 @@ export const variableUpdateNode: FlowNodeTemplateType = {
         key: true,
         valueType: true
       },
-      value: []
+      value: [
+        {
+          variable: ['', ''],
+          value: '',
+          renderType: FlowNodeInputTypeEnum.input
+        }
+      ]
     }
   ],
   outputs: []
diff --git a/packages/global/core/workflow/template/system/variableUpdate/type.d.ts b/packages/global/core/workflow/template/system/variableUpdate/type.d.ts
index fffe90565..44e15a1ad 100644
--- a/packages/global/core/workflow/template/system/variableUpdate/type.d.ts
+++ b/packages/global/core/workflow/template/system/variableUpdate/type.d.ts
@@ -1,3 +1,5 @@
+import { FlowNodeInputTypeEnum } from 'core/workflow/node/constant';
+
 export type TUpdateListItem = {
   variable?: ReferenceValueProps;
   value?: ReferenceValueProps;
diff --git a/projects/app/src/components/core/workflow/Flow/nodes/NodeVariableUpdate.tsx b/projects/app/src/components/core/workflow/Flow/nodes/NodeVariableUpdate.tsx
index 7a8fef7a3..88b199766 100644
--- a/projects/app/src/components/core/workflow/Flow/nodes/NodeVariableUpdate.tsx
+++ b/projects/app/src/components/core/workflow/Flow/nodes/NodeVariableUpdate.tsx
@@ -30,6 +30,7 @@ import { SmallAddIcon } from '@chakra-ui/icons';
 import MyTooltip from '@fastgpt/web/components/common/MyTooltip';
 import { ReferenceValueProps } from '@fastgpt/global/core/workflow/type/io';
 import { ReferSelector, useReference } from './render/RenderInput/templates/Reference';
+import { getWorkflowGlobalVariables } from '@/web/core/workflow/utils';
 
 const NodeVariableUpdate = ({ data, selected }: NodeProps<FlowNodeItemType>) => {
   const { inputs = [], nodeId } = data;
@@ -37,6 +38,7 @@ const NodeVariableUpdate = ({ data, selected }: NodeProps<FlowNodeItemType>) =>
 
   const onChangeNode = useContextSelector(WorkflowContext, (v) => v.onChangeNode);
   const nodes = useContextSelector(WorkflowContext, (v) => v.nodes);
+  const nodeList = useContextSelector(WorkflowContext, (v) => v.nodeList);
 
   const updateList = useMemo(
     () =>
@@ -84,10 +86,10 @@ const NodeVariableUpdate = ({ data, selected }: NodeProps<FlowNodeItemType>) =>
             const variable = updateItem.variable;
             const variableNodeId = variable?.[0];
             const variableNode = nodes.find((node) => node.id === variableNodeId);
-            if (!variableNode) return 'any';
-            const variableInput = variableNode.data.outputs.find(
-              (output) => output.id === variable?.[1]
-            );
+            const systemVariables = getWorkflowGlobalVariables(nodeList, t);
+            const variableInput = !variableNode
+              ? systemVariables.find((item) => item.key === variable?.[1])
+              : variableNode?.data.outputs.find((output) => output.id === variable?.[1]);
             if (!variableInput) return 'any';
             return variableInput.valueType;
           })();
@@ -95,9 +97,7 @@ const NodeVariableUpdate = ({ data, selected }: NodeProps<FlowNodeItemType>) =>
           const renderTypeData = menuList.find((item) => item.renderType === updateItem.renderType);
           const handleUpdate = (newValue: any) => {
             onUpdateList(
-              updateList.map((update, i) =>
-                i === index ? { ...update, value: ['', newValue] } : update
-              )
+              updateList.map((update, i) => (i === index ? { ...update, value: newValue } : update))
             );
           };
           return (
@@ -123,20 +123,22 @@ const NodeVariableUpdate = ({ data, selected }: NodeProps<FlowNodeItemType>) =>
                     }}
                   />
                   <Box flex={1} />
-                  <MyIcon
-                    className="delete"
-                    name={'delete'}
-                    w={'14px'}
-                    color={'myGray.600'}
-                    cursor={'pointer'}
-                    ml={2}
-                    _hover={{ color: 'red.500' }}
-                    onClick={() => {
-                      onUpdateList(updateList.filter((_, i) => i !== index));
-                    }}
-                  />
+                  {updateList.length > 1 && (
+                    <MyIcon
+                      className="delete"
+                      name={'delete'}
+                      w={'14px'}
+                      color={'myGray.600'}
+                      cursor={'pointer'}
+                      ml={2}
+                      _hover={{ color: 'red.500' }}
+                      onClick={() => {
+                        onUpdateList(updateList.filter((_, i) => i !== index));
+                      }}
+                    />
+                  )}
                 </Flex>
-                <Flex mt={2} w={'full'} alignItems={'center'}>
+                <Flex mt={2} w={'full'} alignItems={'center'} className="nodrag">
                   <Flex w={'60px'} flex={0}>
                     <Box>{t('core.workflow.value')}</Box>
                     <MyTooltip
diff --git a/projects/app/src/pages/api/core/chat/chatTest.ts b/projects/app/src/pages/api/core/chat/chatTest.ts
index 2f6e5d91d..14b6ade50 100644
--- a/projects/app/src/pages/api/core/chat/chatTest.ts
+++ b/projects/app/src/pages/api/core/chat/chatTest.ts
@@ -101,7 +101,7 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
     });
     responseWrite({
       res,
-      event: SseResponseEventEnum.variables,
+      event: SseResponseEventEnum.updateVariables,
       data: JSON.stringify(newVariables)
     });
     res.end();
diff --git a/projects/app/src/pages/api/v1/chat/completions.ts b/projects/app/src/pages/api/v1/chat/completions.ts
index b2049158b..b038c4874 100644
--- a/projects/app/src/pages/api/v1/chat/completions.ts
+++ b/projects/app/src/pages/api/v1/chat/completions.ts
@@ -290,7 +290,7 @@ async function handler(req: NextApiRequest, res: NextApiResponse) {
       });
       responseWrite({
         res,
-        event: SseResponseEventEnum.variables,
+        event: SseResponseEventEnum.updateVariables,
         data: JSON.stringify(newVariables)
       });
 
diff --git a/projects/app/src/web/common/api/fetch.ts b/projects/app/src/web/common/api/fetch.ts
index 36410b9bd..bf3feb5c0 100644
--- a/projects/app/src/web/common/api/fetch.ts
+++ b/projects/app/src/web/common/api/fetch.ts
@@ -201,7 +201,7 @@ export const streamFetch = ({
             });
           } else if (event === SseResponseEventEnum.flowResponses && Array.isArray(parseJson)) {
             responseData = parseJson;
-          } else if (event === SseResponseEventEnum.variables) {
+          } else if (event === SseResponseEventEnum.updateVariables) {
             newVariables = parseJson;
           } else if (event === SseResponseEventEnum.error) {
             if (parseJson.statusText === TeamErrEnum.aiPointsNotEnough) {