diff --git a/web/app/components/workflow/nodes/_base/components/variable/use-match-schema-type.spec.ts b/web/app/components/workflow/nodes/_base/components/variable/use-match-schema-type.spec.ts
new file mode 100644
index 0000000000..f5bdbe6e19
--- /dev/null
+++ b/web/app/components/workflow/nodes/_base/components/variable/use-match-schema-type.spec.ts
@@ -0,0 +1,71 @@
+import { deepEqualByType } from './use-match-schema-type'
+
+describe('deepEqualByType', () => {
+  it('should return true for identical primitive types', () => {
+    expect(deepEqualByType({ type: 'string' }, { type: 'string' })).toBe(true)
+    expect(deepEqualByType({ type: 'number' }, { type: 'number' })).toBe(true)
+  })
+
+  it('should return false for different primitive types', () => {
+    expect(deepEqualByType({ type: 'string' }, { type: 'number' })).toBe(false)
+  })
+
+  it('should ignore values and only compare types', () => {
+    expect(deepEqualByType({ type: 'string', value: 'hello' }, { type: 'string', value: 'world' })).toBe(true)
+    expect(deepEqualByType({ type: 'number', value: 42 }, { type: 'number', value: 100 })).toBe(true)
+  })
+
+  it('should return true for structural differences but no types', () => {
+    expect(deepEqualByType({ type: 'string', other: { b: 'xxx' } }, { type: 'string', other: 'xxx' })).toBe(true)
+    expect(deepEqualByType({ type: 'string', other: { b: 'xxx' } }, { type: 'string' })).toBe(true)
+  })
+
+  it('should handle nested objects with same structure and types', () => {
+    const obj1 = {
+      type: 'object',
+      properties: {
+        name: { type: 'string' },
+        age: { type: 'number' },
+        address: {
+          type: 'object',
+          properties: {
+            street: { type: 'string' },
+            city: { type: 'string' },
+          },
+        },
+      },
+    }
+    const obj2 = {
+      type: 'object',
+      properties: {
+        name: { type: 'string', value: 'Alice' },
+        age: { type: 'number', value: 30 },
+        address: {
+          type: 'object',
+          properties: {
+            street: { type: 'string', value: '123 Main St' },
+            city: { type: 'string', value: 'Wonderland' },
+          },
+        },
+      },
+    }
+    expect(deepEqualByType(obj1, obj2)).toBe(true)
+  })
+  it('should return false for nested objects with different structures', () => {
+    const obj1 = {
+      type: 'object',
+      properties: {
+        name: { type: 'string' },
+        age: { type: 'number' },
+      },
+    }
+    const obj2 = {
+      type: 'object',
+      properties: {
+        name: { type: 'string' },
+        address: { type: 'string' },
+      },
+    }
+    expect(deepEqualByType(obj1, obj2)).toBe(false)
+  })
+})
diff --git a/web/app/components/workflow/nodes/_base/components/variable/use-match-schema-type.ts b/web/app/components/workflow/nodes/_base/components/variable/use-match-schema-type.ts
new file mode 100644
index 0000000000..8c6a47a735
--- /dev/null
+++ b/web/app/components/workflow/nodes/_base/components/variable/use-match-schema-type.ts
@@ -0,0 +1,31 @@
+type AnyObj = Record<string, any> | null
+
+// only compare type in object
+export function deepEqualByType(a: AnyObj, b: AnyObj): boolean {
+  const isObj = (x: any): x is object => x !== null && typeof x === 'object'
+
+  const cmp = (x: AnyObj, y: AnyObj): boolean => {
+    const ox = isObj(x)
+    const oy = isObj(y)
+    if (!ox && !oy) return true // both primitives → ignore values
+    if (ox !== oy) { // ignore the object without type
+      if(ox && !('type' in (x as object)))
+        return true
+      return !!(oy && !('type' in (y as object)))
+    }
+    // check current `type`
+    const tx = (x as any).type
+    const ty = (y as any).type
+    if (tx !== ty) return false
+
+    // recurse into all keys
+    const keys = new Set([...Object.keys(x as object), ...Object.keys(y as object)])
+    for (const k of keys) {
+      if (k === 'type') continue // already checked
+      if (!cmp((x as any)[k], (y as any)[k])) return false
+    }
+    return true
+  }
+
+  return cmp(a, b)
+}
diff --git a/web/app/components/workflow/utils/tool.ts b/web/app/components/workflow/utils/tool.ts
index bad6680169..d37ed43da5 100644
--- a/web/app/components/workflow/utils/tool.ts
+++ b/web/app/components/workflow/utils/tool.ts
@@ -62,6 +62,7 @@ export const getOutputVariableAlias = (variable: Record<string, any>) => {
 }
 export const wrapStructuredVarItem = (outputItem: any): StructuredOutput => {
   const dataType = Type.object
+  // console.log(outputItem)
   return {
     schema: {
       type: dataType,