diff --git a/components/auto-complete/__tests__/__snapshots__/demo.test.js.snap b/components/auto-complete/__tests__/__snapshots__/demo.test.js.snap
index 5abf1afb8..08de198d6 100644
--- a/components/auto-complete/__tests__/__snapshots__/demo.test.js.snap
+++ b/components/auto-complete/__tests__/__snapshots__/demo.test.js.snap
@@ -1,10 +1,10 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
 exports[`renders ./components/auto-complete/demo/basic.vue correctly 1`] = `
-<div style="width: 200px;" class="ant-select ant-select-show-search ant-select-auto-complete ant-select-single ant-select-customize-input ant-select-show-search">
+<div style="width: 200px;" class="ant-select ant-select-show-search ant-select-auto-complete ant-select-single ant-select-show-search">
   <!---->
   <!---->
-  <div class="ant-select-selector"><span class="ant-select-selection-search"><input id="rc_select_TEST_OR_SSR" type="search" autocomplete="off" class="ant-input ant-select-selection-search-input" role="combobox" aria-haspopup="listbox" aria-owns="rc_select_TEST_OR_SSR_list" aria-autocomplete="list" aria-controls="rc_select_TEST_OR_SSR_list" aria-activedescendant="rc_select_TEST_OR_SSR_list_0"></span>
+  <div class="ant-select-selector"><span class="ant-select-selection-search"><input id="rc_select_TEST_OR_SSR" autocomplete="off" class="ant-select-selection-search-input" role="combobox" aria-haspopup="listbox" aria-owns="rc_select_TEST_OR_SSR_list" aria-autocomplete="list" aria-controls="rc_select_TEST_OR_SSR_list" aria-activedescendant="rc_select_TEST_OR_SSR_list_0" type="search"></span>
     <!----><span class="ant-select-selection-placeholder">input here</span>
   </div>
   <!---->
@@ -39,10 +39,10 @@ exports[`renders ./components/auto-complete/demo/custom.vue correctly 1`] = `
 `;
 
 exports[`renders ./components/auto-complete/demo/non-case-sensitive.vue correctly 1`] = `
-<div style="width: 200px;" class="ant-select ant-select-show-search ant-select-auto-complete ant-select-single ant-select-customize-input ant-select-show-search">
+<div style="width: 200px;" class="ant-select ant-select-show-search ant-select-auto-complete ant-select-single ant-select-show-search">
   <!---->
   <!---->
-  <div class="ant-select-selector"><span class="ant-select-selection-search"><input id="rc_select_TEST_OR_SSR" type="search" autocomplete="off" class="ant-input ant-select-selection-search-input" role="combobox" aria-haspopup="listbox" aria-owns="rc_select_TEST_OR_SSR_list" aria-autocomplete="list" aria-controls="rc_select_TEST_OR_SSR_list" aria-activedescendant="rc_select_TEST_OR_SSR_list_0"></span>
+  <div class="ant-select-selector"><span class="ant-select-selection-search"><input id="rc_select_TEST_OR_SSR" autocomplete="off" class="ant-select-selection-search-input" role="combobox" aria-haspopup="listbox" aria-owns="rc_select_TEST_OR_SSR_list" aria-autocomplete="list" aria-controls="rc_select_TEST_OR_SSR_list" aria-activedescendant="rc_select_TEST_OR_SSR_list_0" type="search"></span>
     <!----><span class="ant-select-selection-placeholder">input here</span>
   </div>
   <!---->
@@ -51,10 +51,10 @@ exports[`renders ./components/auto-complete/demo/non-case-sensitive.vue correctl
 `;
 
 exports[`renders ./components/auto-complete/demo/options.vue correctly 1`] = `
-<div style="width: 200px;" class="ant-select ant-select-show-search ant-select-auto-complete ant-select-single ant-select-customize-input ant-select-show-search">
+<div style="width: 200px;" class="ant-select ant-select-show-search ant-select-auto-complete ant-select-single ant-select-show-search">
   <!---->
   <!---->
-  <div class="ant-select-selector"><span class="ant-select-selection-search"><input id="rc_select_TEST_OR_SSR" type="search" autocomplete="off" class="ant-input ant-select-selection-search-input" role="combobox" aria-haspopup="listbox" aria-owns="rc_select_TEST_OR_SSR_list" aria-autocomplete="list" aria-controls="rc_select_TEST_OR_SSR_list" aria-activedescendant="rc_select_TEST_OR_SSR_list_0"></span>
+  <div class="ant-select-selector"><span class="ant-select-selection-search"><input id="rc_select_TEST_OR_SSR" autocomplete="off" class="ant-select-selection-search-input" role="combobox" aria-haspopup="listbox" aria-owns="rc_select_TEST_OR_SSR_list" aria-autocomplete="list" aria-controls="rc_select_TEST_OR_SSR_list" aria-activedescendant="rc_select_TEST_OR_SSR_list_0" type="search"></span>
     <!----><span class="ant-select-selection-placeholder">input here</span>
   </div>
   <!---->
diff --git a/components/auto-complete/demo/certain-category.vue b/components/auto-complete/demo/certain-category.vue
index 803714d25..665cf57f7 100644
--- a/components/auto-complete/demo/certain-category.vue
+++ b/components/auto-complete/demo/certain-category.vue
@@ -26,28 +26,23 @@ Lookup-Patterns - Certain Category.
       size="large"
       style="width: 100%"
       option-label-prop="value"
+      :options="dataSource"
     >
-      <template #dataSource>
-        <a-select-opt-group v-for="group in dataSource" :key="group.title">
-          <template #label>
-            <span>
-              {{ group.title }}
-              <a
-                style="float: right"
-                href="https://www.google.com/search?q=antd"
-                target="_blank"
-                rel="noopener noreferrer"
-              >
-                more
-              </a>
-            </span>
-          </template>
-          <a-select-option v-for="opt in group.children" :key="opt.title" :value="opt.title">
-            {{ opt.title }}
-            <span class="certain-search-item-count">{{ opt.count }} people</span>
-          </a-select-option>
-        </a-select-opt-group>
-        <a-select-option key="all" disabled class="show-all">
+      <template #option="item">
+        <template v-if="item.options">
+          <span>
+            {{ item.value }}
+            <a
+              style="float: right"
+              href="https://www.google.com/search?q=antd"
+              target="_blank"
+              rel="noopener noreferrer"
+            >
+              more
+            </a>
+          </span>
+        </template>
+        <template v-else-if="item.value === 'all'">
           <a
             href="https://www.google.com/search?q=ant-design-vue"
             target="_blank"
@@ -55,7 +50,11 @@ Lookup-Patterns - Certain Category.
           >
             View all results
           </a>
-        </a-select-option>
+        </template>
+        <template v-else>
+          {{ item.title }}
+          <span class="certain-search-item-count">{{ item.count }} people</span>
+        </template>
       </template>
       <a-input placeholder="input here">
         <template #suffix><search-outlined class="certain-category-icon" /></template>
@@ -69,40 +68,43 @@ import { SearchOutlined } from '@ant-design/icons-vue';
 import { defineComponent, ref } from 'vue';
 const dataSource = [
   {
-    title: 'Libraries',
-    children: [
+    value: 'Libraries',
+    options: [
       {
-        title: 'AntDesign',
+        value: 'AntDesign',
         count: 10000,
       },
       {
-        title: 'AntDesign UI',
+        value: 'AntDesign UI',
         count: 10600,
       },
     ],
   },
   {
-    title: 'Solutions',
-    children: [
+    value: 'Solutions',
+    options: [
       {
-        title: 'AntDesign UI FAQ',
+        value: 'AntDesign UI FAQ',
         count: 60100,
       },
       {
-        title: 'AntDesign FAQ',
+        value: 'AntDesign FAQ',
         count: 30010,
       },
     ],
   },
   {
-    title: 'Articles',
-    children: [
+    value: 'Articles',
+    options: [
       {
-        title: 'AntDesign design language',
+        value: 'AntDesign design language',
         count: 100000,
       },
     ],
   },
+  {
+    value: 'all',
+  },
 ];
 export default defineComponent({
   components: {
diff --git a/components/auto-complete/demo/options.vue b/components/auto-complete/demo/options.vue
index f74eae15c..3de56b67c 100644
--- a/components/auto-complete/demo/options.vue
+++ b/components/auto-complete/demo/options.vue
@@ -8,11 +8,11 @@ title:
 
 ## zh-CN
 
-也可以直接传递 #dataSource 的Option。
+3.0 以上版本，可以传递 `v-slot:option` 来自定义 Option。
 
 ## en-US
 
-You could pass `#dataSource` as children of `AutoComplete`, instead of using `dataSource`.
+For 3.0+, You could pass `v-slot:option` to custom option.
 </docs>
 
 <template>
@@ -20,12 +20,12 @@ You could pass `#dataSource` as children of `AutoComplete`, instead of using `da
     v-model:value="value"
     style="width: 200px"
     placeholder="input here"
+    :options="options"
     @search="handleSearch"
   >
-    <template #dataSource>
-      <a-select-option v-for="email in result" :key="email">
-        {{ email }}
-      </a-select-option>
+    <template #option="{ value: val }">
+      {{ val.split('@')[0] }} @
+      <span style="font-weight: bold">{{ val.split('@')[1] }}</span>
     </template>
   </a-auto-complete>
 </template>
@@ -36,20 +36,20 @@ import { defineComponent, ref } from 'vue';
 export default defineComponent({
   setup() {
     const value = ref('');
-    const result = ref<string[]>([]);
+    const options = ref<{ value: string }[]>([]);
     const handleSearch = (val: string) => {
-      let res: string[];
+      let res: { value: string }[];
       if (!val || val.indexOf('@') >= 0) {
         res = [];
       } else {
-        res = ['gmail.com', '163.com', 'qq.com'].map(domain => `${val}@${domain}`);
+        res = ['gmail.com', '163.com', 'qq.com'].map(domain => ({ value: `${val}@${domain}` }));
       }
-      result.value = res;
+      options.value = res;
     };
 
     return {
       value,
-      result,
+      options,
       handleSearch,
     };
   },
diff --git a/components/auto-complete/demo/uncertain-category.vue b/components/auto-complete/demo/uncertain-category.vue
index 30334a03c..372d67ba0 100644
--- a/components/auto-complete/demo/uncertain-category.vue
+++ b/components/auto-complete/demo/uncertain-category.vue
@@ -23,21 +23,20 @@ Lookup-Patterns - Uncertain Category.
       size="large"
       style="width: 100%"
       option-label-prop="title"
+      :options="dataSource"
       @select="onSelect"
       @search="handleSearch"
     >
-      <template #dataSource>
-        <a-select-option v-for="item in dataSource" :key="item.category" :title="item.category">
-          Found {{ item.query }} on
-          <a
-            :href="`https://s.taobao.com/search?q=${item.query}`"
-            target="_blank"
-            rel="noopener noreferrer"
-          >
-            {{ item.category }}
-          </a>
-          <span class="global-search-item-count">{{ item.count }} results</span>
-        </a-select-option>
+      <template #option="item">
+        Found {{ item.query }} on
+        <a
+          :href="`https://s.taobao.com/search?q=${item.query}`"
+          target="_blank"
+          rel="noopener noreferrer"
+        >
+          {{ item.category }}
+        </a>
+        <span class="global-search-item-count">{{ item.count }} results</span>
       </template>
       <a-input-search size="large" placeholder="input here" enter-button></a-input-search>
     </a-auto-complete>
@@ -49,6 +48,7 @@ import { defineComponent, ref } from 'vue';
 interface Option {
   query: string;
   category: string;
+  value: string;
   count: number;
 }
 export default defineComponent({
@@ -67,9 +67,10 @@ export default defineComponent({
       return new Array(getRandomInt(5))
         .join('.')
         .split('.')
-        .map((item, idx) => ({
+        .map((_item, idx) => ({
           query,
           category: `${query}${idx}`,
+          value: `${query}${idx}`,
           count: getRandomInt(200, 100),
         }));
     };
diff --git a/components/auto-complete/index.en-US.md b/components/auto-complete/index.en-US.md
index 0ee5935c3..eb9423b3d 100644
--- a/components/auto-complete/index.en-US.md
+++ b/components/auto-complete/index.en-US.md
@@ -25,6 +25,7 @@ When there is a need for autocomplete functionality.
 | backfill | backfill selected item the input when using keyboard | boolean | false |  |
 | #default (for customize input element) | customize input element | HTMLInputElement / HTMLTextAreaElement | `<Input />` |  |
 | options | Data source for autocomplete | slot \| [DataSourceItemType](https://github.com/vueComponent/ant-design-vue/blob/724d53b907e577cf5880c1e6742d4c3f924f8f49/components/auto-complete/index.vue#L9)\[] |  |  |
+| option | custom render option by slot | v-slot:option="{value, label, [disabled, key, title]}" | - | 3.0 |
 | dropdownMenuStyle | additional style applied to dropdown menu | object |  | 1.5.0 |
 | defaultActiveFirstOption | Whether active first option by default | boolean | true |  |
 | disabled | Whether disabled select | boolean | false |  |
@@ -38,7 +39,7 @@ When there is a need for autocomplete functionality.
 ### events
 
 | Events Name | Description | Arguments | Version |
-| --- | --- | --- | --- |
+| --- | --- | --- | --- | --- |
 | change | Called when select an option or input value change, or value of input is changed | function(value) |  |
 | blur | Called when leaving the component. | function() |  |
 | focus | Called when entering the component | function() |  |
diff --git a/components/auto-complete/index.tsx b/components/auto-complete/index.tsx
index 071e6804a..9dcdf5e47 100644
--- a/components/auto-complete/index.tsx
+++ b/components/auto-complete/index.tsx
@@ -1,7 +1,6 @@
 import type { App, Plugin, VNode, ExtractPropTypes } from 'vue';
 import { defineComponent, inject, provide } from 'vue';
 import Select, { selectProps } from '../select';
-import Input from '../input';
 import PropTypes from '../_util/vue-types';
 import { defaultConfigProvider } from '../config-provider';
 import { getComponent, getOptionProps, isValidElement, getSlot } from '../_util/props-util';
@@ -44,6 +43,7 @@ const AutoComplete = defineComponent({
     defaultActiveFirstOption: PropTypes.looseBool.def(true),
   },
   emits: ['change', 'select', 'focus', 'blur'],
+  slots: ['option'],
   Option,
   OptGroup,
   setup(props, { slots }) {
@@ -70,7 +70,7 @@ const AutoComplete = defineComponent({
     },
     getInputElement() {
       const children = getSlot(this);
-      const element = children.length ? children[0] : <Input lazy={false} />;
+      const element = children.length ? children[0] : undefined;
       return element;
     },
 
@@ -144,7 +144,11 @@ const AutoComplete = defineComponent({
       class: cls,
       ref: this.saveSelect,
     };
-    return <Select {...selectProps}>{optionChildren}</Select>;
+    return (
+      <Select {...selectProps} v-slots={{ option: this.$slots.option }}>
+        {optionChildren}
+      </Select>
+    );
   },
 });
 
diff --git a/components/auto-complete/index.zh-CN.md b/components/auto-complete/index.zh-CN.md
index 36e0425ea..6f0f8337f 100644
--- a/components/auto-complete/index.zh-CN.md
+++ b/components/auto-complete/index.zh-CN.md
@@ -32,6 +32,7 @@ cover: https://gw.alipayobjects.com/zos/alicdn/qtJm4yt45/AutoComplete.svg
 | backfill | 使用键盘选择选项的时候把选中项回填到输入框中 | boolean | false |  |
 | #default (自定义输入框) | 自定义输入框 | HTMLInputElement / HTMLTextAreaElement | `<Input />` |  |
 | options | 自动完成的数据源 | slot \| [DataSourceItemType](https://github.com/vueComponent/ant-design-vue/blob/724d53b907e577cf5880c1e6742d4c3f924f8f49/components/auto-complete/index.vue#L9)\[] |  |  |
+| option | 通过 option 插槽，自定义节点 | v-slot:option="{value, label, [disabled, key, title]}" | - | 3.0 |
 | dropdownMenuStyle | dropdown 菜单自定义样式 | object |  | 1.5.0 |
 | defaultActiveFirstOption | 是否默认高亮第一个选项。 | boolean | true |  |
 | disabled | 是否禁用 | boolean | false |  |
diff --git a/components/input/__tests__/__snapshots__/demo.test.js.snap b/components/input/__tests__/__snapshots__/demo.test.js.snap
index ba9adae9e..3b9b5c628 100644
--- a/components/input/__tests__/__snapshots__/demo.test.js.snap
+++ b/components/input/__tests__/__snapshots__/demo.test.js.snap
@@ -63,10 +63,10 @@ exports[`renders ./components/input/demo/group.vue correctly 1`] = `
 </div><span class="ant-select-arrow" style="user-select: none;" unselectable="on" aria-hidden="true"><span role="img" aria-label="down" class="anticon anticon-down ant-select-suffix"><svg focusable="false" class="" data-icon="down" width="1em" height="1em" fill="currentColor" aria-hidden="true" viewBox="64 64 896 896"><path d="M884 256h-75c-5.1 0-9.9 2.5-12.9 6.6L512 654.2 227.9 262.6c-3-4.1-7.8-6.6-12.9-6.6h-75c-6.5 0-10.3 7.4-6.5 12.7l352.6 486.1c12.8 17.6 39 17.6 51.7 0l352.6-486.1c3.9-5.3.1-12.7-6.4-12.7z"></path></svg></span></span>
 <!---->
 </div>
-<div style="width: 200px;" class="ant-select ant-select-show-search ant-select-auto-complete ant-select-single ant-select-customize-input ant-select-show-search">
+<div style="width: 200px;" class="ant-select ant-select-show-search ant-select-auto-complete ant-select-single ant-select-show-search">
   <!---->
   <!---->
-  <div class="ant-select-selector"><span class="ant-select-selection-search"><input id="rc_select_TEST_OR_SSR" type="search" autocomplete="off" class="ant-input ant-select-selection-search-input" role="combobox" aria-haspopup="listbox" aria-owns="rc_select_TEST_OR_SSR_list" aria-autocomplete="list" aria-controls="rc_select_TEST_OR_SSR_list" aria-activedescendant="rc_select_TEST_OR_SSR_list_0"></span>
+  <div class="ant-select-selector"><span class="ant-select-selection-search"><input id="rc_select_TEST_OR_SSR" autocomplete="off" class="ant-select-selection-search-input" role="combobox" aria-haspopup="listbox" aria-owns="rc_select_TEST_OR_SSR_list" aria-autocomplete="list" aria-controls="rc_select_TEST_OR_SSR_list" aria-activedescendant="rc_select_TEST_OR_SSR_list_0" type="search"></span>
     <!----><span class="ant-select-selection-placeholder">Email</span>
   </div>
   <!---->
diff --git a/site/debugger/index.tsx b/site/debugger/index.tsx
index b14060fa6..b6e600792 100644
--- a/site/debugger/index.tsx
+++ b/site/debugger/index.tsx
@@ -1,5 +1,5 @@
 // debugger tsx
-import Demo from '../../components/form/demo/customized-form-controls.vue';
+import Demo from '../../components/auto-complete/demo/index.vue';
 
 export default {
   render() {