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Documentation Index

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Returns the chain ID of the current network per EIP-695.

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Parameters

No parameters.

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Returns

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result
string
The chain ID as a hexadecimal string. "0x2105" (8453) for Base Mainnet, "0x14a34" (84532) for Base Sepolia.

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Example

{
  "jsonrpc": "2.0",
  "method": "eth_chainId",
  "params": [],
  "id": 1
}