diff --git a/.changeset/real-eels-shop.md b/.changeset/real-eels-shop.md
new file mode 100644
index 0000000000..b5a6c0cfc9
--- /dev/null
+++ b/.changeset/real-eels-shop.md
@@ -0,0 +1,5 @@
+---
+"viem": patch
+---
+
+Added multicall3 contract to Berachain Artio.
diff --git a/src/chains/definitions/berachainTestnet.ts b/src/chains/definitions/berachainTestnet.ts
index c68febf2ef..4e49d96355 100644
--- a/src/chains/definitions/berachainTestnet.ts
+++ b/src/chains/definitions/berachainTestnet.ts
@@ -17,5 +17,11 @@ export const berachainTestnet = /*#__PURE__*/ defineChain({
       url: 'https://artio.beratrail.io',
     },
   },
+  contracts: {
+    multicall3: {
+      address: '0xcA11bde05977b3631167028862bE2a173976CA11',
+      blockCreated: 866924,
+    },
+  },
   testnet: true,
 })