eth_chainId RPC Method

Returns the current network/chain ID, used to sign replay-protected transaction introduced in EIP-155.

Updated on

Jul 17, 2024

eth_chainId RPC Method

Parameters

This method does not accept any parameters

Returns

chain ID

It returns a hexadecimal value in string format which represents an integer of the chain ID

Request

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curl https://docs-demo.camp-sepolia.quiknode.pro/ \
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  -X POST \
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  -H "Content-Type: application/json" \
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  --data '{"method":"eth_chainId","params":[],"id":1,"jsonrpc":"2.0"}'

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