diff --git a/CHANGELOG.md b/CHANGELOG.md
index abafd63..397343c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,14 @@
+## [2.18.3-beta.0](https://github.com/mastergo-design/plugin-typings/compare/v2.18.1...v2.18.3-beta.0) (2026-06-12)
+
+
+### Features
+
+* 修改版本号 ([d10347e](https://github.com/mastergo-design/plugin-typings/commit/d10347e4acaf7645ddf588d915f293440278fac6))
+* add getComponentListVal method and ComponentItemVal type ([a3f3bf4](https://github.com/mastergo-design/plugin-typings/commit/a3f3bf4351fbdd9c50f198753c27ea161996e1b6))
+* **types:** add WebSocket API type definitions ([9f7ee75](https://github.com/mastergo-design/plugin-typings/commit/9f7ee7543ef4959620cb2f36f39f6ab0df59b8fe))
+
+
+
 ## [2.18.1](https://github.com/mastergo-design/plugin-typings/compare/v2.18.0...v2.18.1) (2026-06-05)
 
 
diff --git a/package-lock.json b/package-lock.json
index 5340b4b..33651cb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@mastergo/plugin-typings",
-  "version": "2.18.1",
+  "version": "2.18.3-beta.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@mastergo/plugin-typings",
-      "version": "2.18.1",
+      "version": "2.18.3-beta.0",
       "license": "MIT",
       "devDependencies": {
         "@commitlint/cli": "^17.0.0",
diff --git a/package.json b/package.json
index b1017e2..a7323eb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@mastergo/plugin-typings",
-  "version": "2.18.1",
+  "version": "2.18.3-beta.0",
   "description": "MasterGo插件API声明文件",
   "type": "module",
   "main": "",
diff --git a/plugin.d.ts b/plugin.d.ts
index a3aa6e6..3fc3027 100644
--- a/plugin.d.ts
+++ b/plugin.d.ts
@@ -315,6 +315,8 @@ declare global {
 
     readonly clientStorage: ClientStorageAPI
 
+    readonly WebSocket: WebSocketAPI
+
     readonly currentUser: User | null
 
     readonly viewport: ViewportAPI
@@ -568,6 +570,29 @@ declare global {
     keysAsync(): Promise<string[]>
   }
 
+  interface WebSocketHandle {
+    readonly readyState: number
+    readonly url: string
+    readonly protocol: string
+
+    onopen: ((self: WebSocketHandle, event: { type: string }) => void) | undefined
+    onmessage: ((self: WebSocketHandle, data: any) => void) | undefined
+    onclose: ((self: WebSocketHandle, event: { code: number; reason: string; wasClean: boolean }) => void) | undefined
+    onerror: ((self: WebSocketHandle, event: { type: string }) => void) | undefined
+
+    send(data: any): void
+    close(code?: number, reason?: string): void
+  }
+
+  interface WebSocketAPI {
+    CONNECTING: 0
+    OPEN: 1
+    CLOSING: 2
+    CLOSED: 3
+
+    connect(url: string, protocols?: string | string[]): WebSocketHandle
+  }
+
   type ShowUIOptions = {
     width?: number
     height?: number
@@ -1771,6 +1796,7 @@ declare global {
       }
     ): string
     deleteComponentProperty(propertyId: string): void
+    getComponentListVal(): ComponentItemVal[]
   }
 
   type ComponentPropertyValues = Array<ComponentPropertyValue>
@@ -1794,6 +1820,24 @@ declare global {
   type ComponentPropertyOptions = {
     preferredValues?: InstanceSwapPreferredValue[]
   }
+  type ComponentItemVal = {
+    id: string
+    name: string
+    componentSignature: string
+    cover: string
+    description: string
+    documentationLinks: Array<{ url: string }>
+    height: number
+    width: number
+    isExternal: boolean
+    isHidden: boolean
+    pageId: string
+    pageName: string
+    ukey: string
+    version: number
+    componentNameAlias: string
+    parentId?: string
+  }
   type ComponentProperties = {
     name: string
     id?: string