eth_chainId
Returns the currently configured chain id, a value used in replay-protected transaction signing as introduced by EIP-155.
POST https://<network>.infura.io/v3/YOUR-API-KEY
Content-Type: application/json
## JSON-RPC over HTTPS POST
## Replace YOUR-API-KEY with an API key from your Infura Dashboard
## You can also replace mainnet with a different supported network
curl https://mainnet.infura.io/v3/YOUR-API-KEY \
-X POST \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","method":"eth_chainId","params": [],"id":1}'
## JSON-RPC over WSS
## Replace YOUR-API-KEY with an API key from your Infura Dashboard
## You can also replace mainnet with a different supported network
wscat -c wss://mainnet.infura.io/ws/v3/YOUR-API-KEY
>{"jsonrpc":"2.0","method":"eth_chainId","params": [],"id":1}
QUANTITY- hexadecimal of the current chain id.
{
"jsonrpc": "2.0",
"id": 1,
"result": "0x1"
}
Last modified 6mo ago