diff --git a/api/@ohos.util.json.d.ts b/api/@ohos.util.json.d.ts
index 03abf5a6a425e388b93eca2dbd55eac4f54d336a..1f01a71ebf0df01be6158b8ecc400f134a410ef6 100644
--- a/api/@ohos.util.json.d.ts
+++ b/api/@ohos.util.json.d.ts
@@ -25,7 +25,8 @@
  * @syscap SystemCapability.Utils.Lang
  * @crossplatform
  * @atomicservice
- * @since 12
+ * @since arkts {'1.1':'12', '1.2':'20'}
+ * @arkts 1.1&1.2
  */
 declare namespace json {
   /**
@@ -38,7 +39,8 @@ declare namespace json {
    * @returns { Object | undefined | null } Return an Object, undefined or null value
    * @syscap SystemCapability.Utils.Lang
    * @atomicservice
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   type Transformer = (this: Object, key: string, value: Object) => Object | undefined | null;
 
@@ -62,6 +64,22 @@ declare namespace json {
    */
   function parse(text: string, reviver?: Transformer, options?: ParseOptions): Object | null;
 
+  /**
+   * Converts a JavaScript Object Notation (JSON) string into an Object or null.
+   *
+   * @param { string } text - A valid JSON string.
+   * @param { Type } type - A constructor or class representing the expected type of the parsed result.
+   * @param { Transformer } [reviver] - A function that transforms the results.
+   * @param {ParseOptions} options - The config of parse.
+   * @returns { T | null | undefined } Return an Object, array, string, number, boolean, undefined, or null value corresponding to JSON text.
+   * @syscap SystemCapability.Utils.Lang
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   * @arkts 1.2
+   */
+  function parse<T>(text: string, type: Type, reviver?: Transformer, options?: ParseOptions): T | null | undefined;
+
   /**
    * Converts an ArkTS object or array into a JSON string. In the case of a container, linear containers are supported,
    * but non-linear containers are not.
@@ -87,6 +105,22 @@ declare namespace json {
    */
   function stringify(value: Object, replacer?: (number | string)[] | null, space?: string | number): string;
 
+  /**
+   * Converts a JavaScript value to a JavaScript Object Notation (JSON) string.
+   *
+   * @param { NullishType } value - A JavaScript value, usually an NullishType or array.
+   * @param { Transformer | ((double | string)[]) | null } [replacer] - An array of strings and numbers that acts as an approved list
+   * for selecting the object properties that will be stringify.
+   * @param { string | int } [space] - Adds indentation, white space, and line break characters to the return-value JSON text to make it easier to read.
+   * @returns { string } Return a JSON text.
+   * @syscap SystemCapability.Utils.Lang
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   * @arkts 1.2
+   */
+  function stringify(value: NullishType, replacer?: Transformer | ((double | string)[]) | null, space?: string | int): string;
+
   /**
    * Converts an ArkTS object or array into a JSON string. In the case of a container, linear containers are supported,
    * but non-linear containers are not.
@@ -121,7 +155,8 @@ declare namespace json {
    * @syscap SystemCapability.Utils.Lang
    * @crossplatform
    * @atomicservice
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function has(obj: object, property: string): boolean;
 
@@ -145,7 +180,8 @@ declare namespace json {
    * @syscap SystemCapability.Utils.Lang
    * @crossplatform
    * @atomicservice
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   const enum BigIntMode {
     /**
@@ -154,7 +190,8 @@ declare namespace json {
      * @syscap SystemCapability.Utils.Lang
      * @crossplatform
      * @atomicservice
-     * @since 12
+     * @since arkts {'1.1':'12', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     DEFAULT = 0,
     /**
@@ -163,7 +200,8 @@ declare namespace json {
      * @syscap SystemCapability.Utils.Lang
      * @crossplatform
      * @atomicservice
-     * @since 12
+     * @since arkts {'1.1':'12', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     PARSE_AS_BIGINT = 1,
     /**
@@ -172,7 +210,8 @@ declare namespace json {
      * @syscap SystemCapability.Utils.Lang
      * @crossplatform
      * @atomicservice
-     * @since 12
+     * @since arkts {'1.1':'12', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     ALWAYS_PARSE_AS_BIGINT = 2,
   }
@@ -184,7 +223,8 @@ declare namespace json {
    * @syscap SystemCapability.Utils.Lang
    * @crossplatform
    * @atomicservice
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   interface ParseOptions {
     /**
@@ -193,7 +233,8 @@ declare namespace json {
     * @syscap SystemCapability.Utils.Lang
     * @crossplatform
     * @atomicservice
-    * @since 12
+    * @since arkts {'1.1':'12', '1.2':'20'}
+    * @arkts 1.1&1.2
     */
     bigIntMode: BigIntMode;
   }
diff --git a/kits/@kit.ArkTS.d.ets b/kits/@kit.ArkTS.d.ets
index 9f99ee05bbfb57a451f7e9a23e9b579b230cfdf2..21f00f9bdf2f554d34ad4436932589b27175d6af 100644
--- a/kits/@kit.ArkTS.d.ets
+++ b/kits/@kit.ArkTS.d.ets
@@ -27,6 +27,7 @@ import util from '@ohos.util';
 import Deque from '@ohos.util.Deque';
 import LightWeightMap from '@ohos.util.LightWeightMap';
 import Queue from '@ohos.util.Queue';
+import JSON from '@ohos.util.json';
 import stream from '@ohos.util.stream';
 import HashMap from '@ohos.util.HashMap';
 import HashSet from '@ohos.util.HashSet';
@@ -44,5 +45,5 @@ import Decimal from '@arkts.math.Decimal';
 
 export {
   ArrayList, Deque, HashMap, HashSet, LightWeightMap, LightWeightSet, LinkedList, List,
-  PlainArray, Queue, Stack, TreeMap, TreeSet, buffer, uri, url, util, stream, xml, transfer, collections, Decimal
+  PlainArray, Queue, Stack, TreeMap, TreeSet, buffer, uri, url, util, JSON, stream, xml, transfer, collections, Decimal
 };