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eth_estimateUserOperationGas

post https://{network}.g.alchemy.com/v2/

Estimates the gas values for a UserOperation.

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NOTE

This endpoint does not require a valid signature field in userOperation. It just requires a dummy signature for gas estimation. You can use the dummy signature mentioned below when the sender account is LightAccount or SimpleAccount:

0xfffffffffffffffffffffffffffffff0000000000000000000000000000000007aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa1c

Network Support

ChainMainnetTestnet
Ethereum:white-check-mark::white-check-mark:
Polygon:white-check-mark::white-check-mark:
Arbitrum:white-check-mark::white-check-mark:
Optimism:white-check-mark::white-check-mark:
Base:white-check-mark::white-check-mark:
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