diff --git a/src/chains/definitions/sophon.ts b/src/chains/definitions/sophon.ts
new file mode 100644
index 0000000000..d10ed4522c
--- /dev/null
+++ b/src/chains/definitions/sophon.ts
@@ -0,0 +1,32 @@
+import { defineChain } from '../../utils/chain/defineChain.js'
+import { chainConfig } from '../../zksync/chainConfig.js'
+
+export const sophon = /*#__PURE__*/ defineChain({
+  ...chainConfig,
+  id: 50104,
+  name: 'Sophon',
+  nativeCurrency: {
+    decimals: 18,
+    name: 'Sophon',
+    symbol: 'SOPH',
+  },
+  rpcUrls: {
+    default: {
+      http: ['https://rpc.sophon.xyz'],
+      webSocket: ['wss://rpc.sophon.xyz/ws'],
+    },
+  },
+  blockExplorers: {
+    default: {
+      name: 'Sophon Block Explorer',
+      url: 'https://explorer.sophon.xyz',
+    },
+  },
+  contracts: {
+    multicall3: {
+      address: '0x5f4867441d2416cA88B1b3fd38f21811680CD2C8',
+      blockCreated: 116,
+    },
+  },
+  testnet: false,
+})
diff --git a/src/chains/index.ts b/src/chains/index.ts
index e2de1204e1..6ac3591a49 100644
--- a/src/chains/index.ts
+++ b/src/chains/index.ts
@@ -355,6 +355,7 @@ export { snaxTestnet } from './definitions/snaxTestnet.js'
 export { soneiumMinato } from './definitions/soneiumMinato.js'
 export { songbird } from './definitions/songbird.js'
 export { songbirdTestnet } from './definitions/songbirdTestnet.js'
+export { sophon } from './definitions/sophon.js'
 export { sophonTestnet } from './definitions/sophonTestnet.js'
 export { spicy } from './definitions/spicy.js'
 export { step } from './definitions/step.js'