Contract addresses

Ethereum mainnet

Contract/Service	Address
ACL_CONTRACT	0xcA2E8f1F656CD25C01F05d0b243Ab1ecd4a8ffb6
FHEVM_EXECUTOR_CONTRACT	0xD82385dADa1ae3E969447f20A3164F6213100e75
KMS_VERIFIER_CONTRACT	0x77627828a55156b04Ac0DC0eb30467f1a552BB03

Sepolia testnet

Contract/Service	Address/Value
ACL_CONTRACT	0xf0Ffdc93b7E186bC2f8CB3dAA75D86d1930A433D
FHEVM_EXECUTOR_CONTRACT	0x92C920834Ec8941d2C77D188936E1f7A6f49c127
KMS_VERIFIER_CONTRACT	0xbE0E383937d564D7FF0BC3b46c51f0bF8d5C311A
HCU_LIMIT_CONTRACT	0xa10998783c8CF88D886Bc30307e631D6686F0A22
INPUT_VERIFIER_CONTRACT	0xBBC1fFCdc7C316aAAd72E807D9b0272BE8F84DA0
DECRYPTION_ADDRESS	0x5D8BD78e2ea6bbE41f26dFe9fdaEAa349e077478
INPUT_VERIFICATION_ADDRESS	0x483b9dE06E4E4C7D35CCf5837A1668487406D955
RELAYER_URL	https://relayer.testnet.zama.org
GATEWAY_CHAIN_ID	10901

You do not need to configure these addresses manually. Inheriting from ZamaEthereumConfig automatically resolves the correct addresses based on the current block.chainid.