diff --git a/hardhat.config.ts b/hardhat.config.ts
new file mode 100644
index 0000000..be0c6a1
--- /dev/null
+++ b/hardhat.config.ts
@@ -0,0 +1,47 @@
+import "dotenv/config";
+import { HardhatUserConfig } from "hardhat/config";
+import "@nomicfoundation/hardhat-toolbox";
+
+const { PRIVATE_KEY, RPC_URL_BASE_SEPOLIA, RPC_URL_BASE_MAINNET, ETHERSCAN_API_KEY } = process.env;
+
+const config: HardhatUserConfig = {
+  solidity: {
+    version: "0.8.20",
+    settings: { optimizer: { enabled: true, runs: 200 } },
+  },
+  networks: {
+    baseSepolia: {
+      url: RPC_URL_BASE_SEPOLIA || "",
+      accounts: PRIVATE_KEY ? [PRIVATE_KEY] : [],
+      chainId: 84532,
+    },
+    base: {
+      url: RPC_URL_BASE_MAINNET || "",
+      accounts: PRIVATE_KEY ? [PRIVATE_KEY] : [],
+      chainId: 8453,
+    },
+  },
+  etherscan: {
+    apiKey: ETHERSCAN_API_KEY || "",
+    customChains: [
+      {
+        network: "base",
+        chainId: 8453,
+        urls: {
+          apiURL: "https://api.basescan.org/api",
+          browserURL: "https://basescan.org",
+        },
+      },
+      {
+        network: "baseSepolia",
+        chainId: 84532,
+        urls: {
+          apiURL: "https://api-sepolia.basescan.org/api",
+          browserURL: "https://sepolia.basescan.org",
+        },
+      },
+    ],
+  },
+};
+
+export default config;