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eth_chainId

Returns the current network id.

Parameters

None

Return Type

ChainId - The current network id. The full list of chain IDs is available at chainlist.org. Some of the common ones are noted bellow.

ChainId
type ChainId =
  | "1" // Ethereum Mainnet
  | "2" // Morden TestNet (deprecated)
  | "3" // Ropsten TestNet
  | "4" // Rinkeby TestNet
  | "5" // Goerli TestNet
  | "11155111"; // Sepolia TestNet
Example
TypeScript
await provider.request({ method: "net_version", params: [] });
// "3"