diff --git a/packages/protocol/contracts/mainnet/LibRollupAddressCache.sol b/packages/protocol/contracts/mainnet/LibRollupAddressCache.sol
index d25324fb8b..7591512c06 100644
--- a/packages/protocol/contracts/mainnet/LibRollupAddressCache.sol
+++ b/packages/protocol/contracts/mainnet/LibRollupAddressCache.sol
@@ -43,6 +43,9 @@ library LibRollupAddressCache {
             if (_name == LibStrings.B_AUTOMATA_DCAP_ATTESTATION) {
                 return (true, 0x8d7C954960a36a7596d7eA4945dDf891967ca8A3);
             }
+            if (_name == LibStrings.B_CHAIN_WATCHDOG) {
+                return (true, address(0));
+            }
         }
         return (false, address(0));
     }
diff --git a/packages/protocol/contracts/mainnet/MainnetGuardianProver.sol b/packages/protocol/contracts/mainnet/MainnetGuardianProver.sol
new file mode 100644
index 0000000000..7d8849cb28
--- /dev/null
+++ b/packages/protocol/contracts/mainnet/MainnetGuardianProver.sol
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: MIT
+pragma solidity 0.8.24;
+
+import "../L1/provers/GuardianProver.sol";
+import "./LibRollupAddressCache.sol";
+
+/// @title MainnetGuardianProver
+/// @dev This contract shall be deployed to replace its parent contract on Ethereum for Taiko
+/// mainnet to reduce gas cost.
+/// @notice See the documentation in {GuardianProver}.
+/// @custom:security-contact security@taiko.xyz
+contract MainnetGuardianProver is GuardianProver {
+    function _getAddress(uint64 _chainId, bytes32 _name) internal view override returns (address) {
+        (bool found, address addr) = LibRollupAddressCache.getAddress(_chainId, _name);
+        return found ? addr : super._getAddress(_chainId, _name);
+    }
+}
diff --git a/packages/protocol/script/DeployOnL1.s.sol b/packages/protocol/script/DeployOnL1.s.sol
index e586d20346..eb9d2f2ea8 100644
--- a/packages/protocol/script/DeployOnL1.s.sol
+++ b/packages/protocol/script/DeployOnL1.s.sol
@@ -17,6 +17,7 @@ import "../contracts/mainnet/MainnetERC20Vault.sol";
 import "../contracts/mainnet/MainnetERC1155Vault.sol";
 import "../contracts/mainnet/MainnetERC721Vault.sol";
 import "../contracts/mainnet/MainnetSignalService.sol";
+import "../contracts/mainnet/MainnetGuardianProver.sol";
 import "../contracts/automata-attestation/AutomataDcapV3Attestation.sol";
 import "../contracts/automata-attestation/utils/SigVerifyLib.sol";
 import "../contracts/automata-attestation/lib/PEMCertChainLib.sol";
@@ -312,6 +313,12 @@ contract DeployOnL1 is DeployCapability {
             registerTo: rollupAddressManager
         });
 
+        deployProxy({
+            name: "mainnet_guardian_prover_minority",
+            impl: address(new MainnetGuardianProver()),
+            data: abi.encodeCall(GuardianProver.init, (address(0), rollupAddressManager))
+        });
+
         address guardianProverImpl = address(new GuardianProver());
 
         address guardianProverMinority = deployProxy({