diff --git a/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
index 8f4f8bf5a2..7557f22f66 100644
--- a/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
+++ b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
@@ -16,6 +16,8 @@ import useIterationSingleRunFormParams from '@/app/components/workflow/nodes/ite
 import useDocExtractorSingleRunFormParams from '@/app/components/workflow/nodes/document-extractor/use-single-run-form-params'
 import useLoopSingleRunFormParams from '@/app/components/workflow/nodes/loop/use-single-run-form-params'
 import useIfElseSingleRunFormParams from '@/app/components/workflow/nodes/if-else/use-single-run-form-params'
+import useVariableAggregatorSingleRunFormParams from '@/app/components/workflow/nodes/variable-assigner/use-single-run-form-params'
+
 import { BlockEnum } from '@/app/components/workflow/types'
 import {
   useNodesSyncDraft,
@@ -36,7 +38,7 @@ const singleRunFormParamsHooks: Record<BlockEnum, any> = {
   [BlockEnum.Loop]: useLoopSingleRunFormParams,
   [BlockEnum.Start]: useStartSingleRunFormParams,
   [BlockEnum.IfElse]: useIfElseSingleRunFormParams,
-  [BlockEnum.VariableAggregator]: undefined,
+  [BlockEnum.VariableAggregator]: useVariableAggregatorSingleRunFormParams,
   [BlockEnum.End]: undefined,
   [BlockEnum.Answer]: undefined,
   [BlockEnum.VariableAssigner]: undefined,
diff --git a/web/app/components/workflow/nodes/variable-assigner/use-single-run-form-params.ts b/web/app/components/workflow/nodes/variable-assigner/use-single-run-form-params.ts
new file mode 100644
index 0000000000..f3a5060ac2
--- /dev/null
+++ b/web/app/components/workflow/nodes/variable-assigner/use-single-run-form-params.ts
@@ -0,0 +1,74 @@
+import type { MutableRefObject } from 'react'
+import type { InputVar, ValueSelector, Variable } from '@/app/components/workflow/types'
+import { useCallback } from 'react'
+import type { VariableAssignerNodeType } from './types'
+
+type Params = {
+  id: string,
+  payload: VariableAssignerNodeType,
+  runInputData: Record<string, any>
+  runInputDataRef: MutableRefObject<Record<string, any>>
+  getInputVars: (textList: string[]) => InputVar[]
+  setRunInputData: (data: Record<string, any>) => void
+  toVarInputs: (variables: Variable[]) => InputVar[]
+  varSelectorsToVarInputs: (variables: ValueSelector[]) => InputVar[]
+}
+const useSingleRunFormParams = ({
+  payload,
+  runInputData,
+  setRunInputData,
+  varSelectorsToVarInputs,
+}: Params) => {
+  const setInputVarValues = useCallback((newPayload: Record<string, any>) => {
+    setRunInputData(newPayload)
+  }, [setRunInputData])
+  const inputVarValues = (() => {
+    const vars: Record<string, any> = {}
+    Object.keys(runInputData)
+      .forEach((key) => {
+        vars[key] = runInputData[key]
+      })
+    return vars
+  })()
+
+  const forms = (() => {
+    const allInputs: ValueSelector[] = []
+    const isGroupEnabled = !!payload.advanced_settings?.group_enabled
+    if (!isGroupEnabled && payload.variables && payload.variables.length) {
+      payload.variables.forEach((varSelector) => {
+        allInputs.push(varSelector)
+      })
+    }
+    if (isGroupEnabled && payload.advanced_settings && payload.advanced_settings.groups && payload.advanced_settings.groups.length) {
+      payload.advanced_settings.groups.forEach((group) => {
+        group.variables?.forEach((varSelector) => {
+          allInputs.push(varSelector)
+        })
+      })
+    }
+
+    const varInputs = varSelectorsToVarInputs(allInputs)
+    // remove duplicate inputs
+    const existVarsKey: Record<string, boolean> = {}
+    const uniqueVarInputs: InputVar[] = []
+    varInputs.forEach((input) => {
+      if (!existVarsKey[input.variable]) {
+        existVarsKey[input.variable] = true
+        uniqueVarInputs.push(input)
+      }
+    })
+    return [
+      {
+        inputs: uniqueVarInputs,
+        values: inputVarValues,
+        onChange: setInputVarValues,
+      },
+    ]
+  })()
+
+  return {
+    forms,
+  }
+}
+
+export default useSingleRunFormParams