POST
/
evm
net_version
curl --request POST \
  --url https://hyperliquid-mainnet.core.chainstack.com/4f8d8f4040bdacd1577bff8058438274/evm \
  --header 'Content-Type: application/json' \
  --data '{
  "jsonrpc": "2.0",
  "method": "net_version",
  "params": [],
  "id": 1
}'
{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "999"
}
Returns the current network ID for the Hyperliquid EVM. Use this to identify which network the client is connected to.
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Parameters

This method takes no parameters.

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Returns

Returns the network ID as a string. For Hyperliquid mainnet, this is "999".

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cURL example

curl -X POST \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","method":"net_version","params":[],"id":1}' \
  https://hyperliquid-mainnet.core.chainstack.com/4f8d8f4040bdacd1577bff8058438274/evm
Example response: 
{"jsonrpc":"2.0","id":1,"result":"999"}

​
Use cases

  • Network verification — Confirm connection to Hyperliquid before transactions
  • Wallet configuration — Configure wallets to recognize Hyperliquid network
  • dApp development — Build network-aware decentralized applications
  • Multi-network support — Support multiple EVM networks with proper identification

Body

application/json

Response

200 - application/json

Successful response with network ID

The response is of type object.