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POST
/
afb8312f3710a5bc469f4c87cad3a2e4
zks_getMainContract | zkSync Era
curl --request POST \
  --url https://nd-995-911-243.p2pify.com/afb8312f3710a5bc469f4c87cad3a2e4 \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "zks_getMainContract",
  "params": []
}
'
{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "contractAddress": "<string>"
  }
}
The zks_getMainContract API method is designed to return the address of the main zkSync Era smart contract the L1. This contract address is fundamental for developers and applications interfacing with the zkSync network.
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​
Parameters

  • none

​
Response

  • result — the address of the zkSync Era main contract on the L1 blockchain.

​
Use case

This method returns the main contract address where zkSync holds funds on the L1 network (Ethereum). It could be used as interface to make a bridge between L1 and L2.

Body

application/json
​
jsonrpc
string
default:2.0
required
Example:

"2.0"

​
id
integer
default:1
required
Example:

1

​
method
string
default:zks_getMainContract
required
Example:

"zks_getMainContract"

​
params
array
required

Response

200 - application/json

Successful response

​
jsonrpc
string
default:2.0
required
Example:

"2.0"

​
id
integer
default:1
required
​
result
object
required
Last modified on August 7, 2025