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POST
/
api
/
v2
/
ethereum
/
validators
/
balances
Validator Balance
curl --request POST \
  --url https://beaconcha.in/api/v2/ethereum/validators/balances \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "validator": {
    "validator_identifiers": [
      1
    ]
  },
  "epoch": 1,
  "chain": "mainnet",
  "cursor": "",
  "page_size": 10
}
'
{
  "data": [
    {
      "validator": {
        "index": 1,
        "public_key": "<string>"
      },
      "balance": {
        "current": "<string>",
        "effective": "<string>"
      },
      "finality": "not_finalized"
    }
  ],
  "range": {
    "slot": {
      "start": 1,
      "end": 1
    },
    "epoch": {
      "start": 1,
      "end": 1
    },
    "timestamp": {
      "start": 1,
      "end": 1
    }
  },
  "paging": {
    "next_cursor": "<string>"
  }
}

Authorizations

​
Authorization
string
header
required

Authorization header with value: Bearer YOUR_TOKEN. Refer to the API Keys section to create your API key.

Body

application/json
​
validator
Indices/Pubkeys · object
required

Free selectors available to all users:

  • validator_identifiers: One or more validator indices or public keys to filter by.
  • dashboard_id: Your beaconcha.in dashboard ID (requires a free account).

Premium selectors for Scale & Enterprise plans (https://beaconcha.in/pricing):

  • withdrawal: The validator's withdrawal credential or the Ethereum wallet address used for withdrawals.
  • deposit_address: The Ethereum wallet address used for the validator's deposit.
  • entity (Coming Soon!): The name of the assigned entity (e.g., "Lido", "Coinbase"). Optionally include sub_entity for more specific filtering. Matching is case-insensitive.

Note: The set of validators matched by deposit_address and withdrawal selectors is updated once per epoch (~6.4 minutes). Newly deposited validators may take up to one epoch to appear in query results.

Note: The set of validators matched by entity selector is updated once per day.

​
epoch
integer
required
Required range: x >= 0
​
chain
enum<string>
default:mainnet

The Ethereum chain to query.

Available options:
mainnet,
hoodi
​
cursor
string
default:""

Cursor value for pagination. See our pagination guide for more details.

​
page_size
integer
default:10

The number of items to return per page.

Required range: 1 <= x <= 10

Response

Successful response.

Response containing detailed balance information of the validators.

​
data
object[]
required
​
range
object
required

The range of data covered by the results, specified in slots, epochs, and Unix timestamps.

​
paging
object