diff --git a/pi-nexus-sdk/lib/utils/wallet.d.ts b/pi-nexus-sdk/lib/utils/wallet.d.ts
new file mode 100644
index 000000000..b6c755235
--- /dev/null
+++ b/pi-nexus-sdk/lib/utils/wallet.d.ts
@@ -0,0 +1,14 @@
+interface WalletOptions {
+  apiUrl: string;
+  apiKey: string;
+}
+
+class Wallet {
+  constructor(options: WalletOptions);
+
+  getWallets(): Promise<Wallet[]>;
+  getWallet(walletId: string): Promise<Wallet>;
+  createWallet(walletData: WalletData): Promise<Wallet>;
+}
+
+export default Wallet;