Skip to main content

eth/v1/config/spec REST API Endpoint

Get chain specification configuration.

Updated on
Mar 24, 2026

Parameters

This method does not accept any parameters

Returns

data
object

Configuration constants for the beacon chain

DEPOSIT_CONTRACT_ADDRESS
string

The Ethereum 1 deposit contract address

DEPOSIT_NETWORK_ID
string

The deposit contract network ID

DOMAIN_AGGREGATE_AND_PROOF
string

The domain type for aggregate and proof messages

INACTIVITY_PENALTY_QUOTIENT
string

The inactivity penalty quotient (Phase 0)

INACTIVITY_PENALTY_QUOTIENT_ALTAIR
string

The inactivity penalty quotient (Altair)

Request
Response
1
{
2
"data": {
3
"DEPOSIT_CONTRACT_ADDRESS": "0x4242424242424242424242424242424242424242",
4
"DEPOSIT_NETWORK_ID": "80094",
5
"DOMAIN_AGGREGATE_AND_PROOF": "0x06000000",
6
"INACTIVITY_PENALTY_QUOTIENT": "0",
7
"INACTIVITY_PENALTY_QUOTIENT_ALTAIR": "0"
8
}
9
}
1
{
2
"data": {
3
"DEPOSIT_CONTRACT_ADDRESS": "0x4242424242424242424242424242424242424242",
4
"DEPOSIT_NETWORK_ID": "80094",
5
"DOMAIN_AGGREGATE_AND_PROOF": "0x06000000",
6
"INACTIVITY_PENALTY_QUOTIENT": "0",
7
"INACTIVITY_PENALTY_QUOTIENT_ALTAIR": "0"
8
}
9
}
Don't have an account yet?
Create your Quicknode endpoint in seconds and start building
Get started for free