Built with ERC-4337 compatible smart contracts, Gas Station for Circle Wallets allows developers to sponsor network fees for SCA wallet users. If a transaction meets the policies you set, Gas Station calls these contracts to cover the network fee.
The following are the smart contract addresses that power Gas Station on EVM blockchains:
| Blockchain | Network | Blockchain Address |
|---|---|---|
| Arbitrum | Mainnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
| Arbitrum | Sepolia Testnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
| Base | Mainnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
| Base | Sepolia Testnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
| Ethereum | Mainnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
| Ethereum | Sepolia Testnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
| Optimism | Mainnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
| Optimism | Sepolia Testnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
| Polygon | Mainnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
| Polygon | Amoy Testnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
| Unichain | Mainnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
| Unichain | Sepolia Testnet | 0x7ceA357B5AC0639F89F9e378a1f03Aa5005C0a25 |
Solana
Gas Station on Solana is powered by fee-payers: programs that cover network fees for users on your behalf. If a transaction meets the policies you set, Gas Station calls the fee payer to sponsor the network fee of the transaction. Gas Station is available on both mainnet and devnet.
