Etherscan · Markets

Etherscan / Native balance of one or more addresses

Native coin balance (wei) for up to 20 comma-separated addresses on the chosen chain. Runs on your own Etherscan API key; Etherscan bills your own plan (the free plan has rate limits and does not cover every chain). looot charges $0.

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Published API evidence

Public metadata only. Response bodies, credentials, and internal review notes are never displayed.

No verification date is claimed. No response capture is claimed.

Request parameters

action query · optional
Fixed to "balance" for this route.
address query · required
One 0x address, or up to 20 comma-separated.
chainid query · optional
EVM chain id: 1 Ethereum, 8453 Base, 42161 Arbitrum One, 10 OP Mainnet, 137 Polygon, 56 BNB Chain, 11155111 Sepolia. Default 1. Some chains need a paid Etherscan plan.
module query · optional
Fixed to "account" for this route.
tag query · optional
Fixed to latest.

No allowlisted official documentation or pricing reference is available.