diff --git a/core/base/src/emitter/index.ts b/core/base/src/emitter/index.ts
index d64e6b2..38f4d78 100644
--- a/core/base/src/emitter/index.ts
+++ b/core/base/src/emitter/index.ts
@@ -251,13 +251,13 @@ class Emitter<T extends RPCMethod> {
         return this.RPCMethod.typedSign(typedData);
     };
 
-    public addChain: T['addChain'] = (params: unknown) => {
+    public addChain = (params: Parameters<T['addChain']>[0], needConnected = true) => {
         if (!this.RPCMethod.addChain) {
             throw new Error(`Current Wallet does'nt have addChain method.`);
         }
 
-        this.checkConnected('addChain');
-        return this.RPCMethod.addChain(params);
+        needConnected && this.checkConnected('addChain');
+        return this.RPCMethod.addChain(params) as ReturnType<T['addChain']>;
     };
 
     public switchChain: T['switchChain'] = (params: unknown) => {
diff --git a/core/react/build/dts/chain.d.ts b/core/react/build/dts/chain.d.ts
index e93ca82..4363d9e 100644
--- a/core/react/build/dts/chain.d.ts
+++ b/core/react/build/dts/chain.d.ts
@@ -19,7 +19,7 @@ export declare const connect: () => Promise<string[]>;
 export declare const sendTransaction: (params: Omit<import("./type").TransactionParameters, "from">) => Promise<string>;
 export declare const personalSign: (message: string) => Promise<string>;
 export declare const typedSign: (typedData: import("./type").TypedSignParams) => Promise<string>;
-export declare const addChain: (params: import("./type").AddChainParameter) => Promise<string>;
+export declare const addChain: (params: import('./type').AddChainParameter, needConnected?: boolean) => Promise<string>;
 export declare const switchChain: (chainId: string) => Promise<string>;
 export declare const watchAsset: (param: import("./type").WatchAssetParams) => Promise<string>;
 export declare const provider: import("./type").Provider | undefined;
diff --git a/core/react/build/dts/wallet.d.ts b/core/react/build/dts/wallet.d.ts
index 5a478aa..ae1997a 100644
--- a/core/react/build/dts/wallet.d.ts
+++ b/core/react/build/dts/wallet.d.ts
@@ -23,7 +23,7 @@ export declare const connect: () => Promise<string[]>;
 export declare const sendTransaction: (params: Omit<import('./type').TransactionParameters, 'from'>) => Promise<string>;
 export declare const personalSign: (message: string) => Promise<string>;
 export declare const typedSign: (typedData: import('./type').TypedSignParams) => Promise<string>;
-export declare const addChain: (params: import('./type').AddChainParameter) => Promise<string>;
+export declare const addChain: (params: import('./type').AddChainParameter, needConnected?: boolean) => Promise<string>;
 export declare const switchChain: (chainId: string) => Promise<string>;
 export declare const watchAsset: (param: import('./type').WatchAssetParams) => Promise<string>;
 export declare const provider: import('./type').Provider | undefined;
diff --git a/core/react/package.json b/core/react/package.json
index 8e0a9e1..74efa16 100644
--- a/core/react/package.json
+++ b/core/react/package.json
@@ -1,6 +1,6 @@
 {
     "name": "react",
-    "version": "0.0.2-5",
+    "version": "0.0.2-6",
     "type": "module",
     "scripts": {
         "build": "rimraf dist && node ./build/index.js",
diff --git a/core/vue3/build/dts/chain.d.ts b/core/vue3/build/dts/chain.d.ts
index 8737279..70261a5 100644
--- a/core/vue3/build/dts/chain.d.ts
+++ b/core/vue3/build/dts/chain.d.ts
@@ -16,7 +16,7 @@ export declare const connect: () => Promise<string[]>;
 export declare const sendTransaction: (params: Omit<import("./type").TransactionParameters, "from">) => Promise<string>;
 export declare const personalSign: (message: string) => Promise<string>;
 export declare const typedSign: (typedData: Record<string, any>) => Promise<string>;
-export declare const addChain: (params: import("./type").AddChainParameter) => Promise<string>;
+export declare const addChain: (params: import('./type').AddChainParameter, needConnected?: boolean) => Promise<string>;
 export declare const switchChain: (chainId: string) => Promise<string>;
 export declare const watchAsset: (param: import("./type").WatchAssetParams) => Promise<string>;
 export declare const provider: import("./type").Provider | undefined;
diff --git a/core/vue3/build/dts/wallet.d.ts b/core/vue3/build/dts/wallet.d.ts
index e61d86c..8c5ca6e 100644
--- a/core/vue3/build/dts/wallet.d.ts
+++ b/core/vue3/build/dts/wallet.d.ts
@@ -16,7 +16,7 @@ export declare const connect: () => Promise<string[]>;
 export declare const sendTransaction: (params: Omit<import("./type").TransactionParameters, "from">) => Promise<string>;
 export declare const personalSign: (message: string) => Promise<string>;
 export declare const typedSign: (typedData: Record<string, any>) => Promise<string>;
-export declare const addChain: (params: import("./type").AddChainParameter) => Promise<string>;
+export declare const addChain: (params: import('./type').AddChainParameter, needConnected?: boolean) => Promise<string>;
 export declare const switchChain: (chainId: string) => Promise<string>;
 export declare const watchAsset: (param: import("./type").WatchAssetParams) => Promise<string>;
 export declare const provider: import("./type").Provider | undefined;
diff --git a/core/vue3/package.json b/core/vue3/package.json
index 4fc74f1..c5816a2 100644
--- a/core/vue3/package.json
+++ b/core/vue3/package.json
@@ -1,6 +1,6 @@
 {
     "name": "vue3",
-    "version": "0.0.2-5",
+    "version": "0.0.2-6",
     "type": "module",
     "scripts": {
         "build": "rimraf dist && node ./build/index.js",