Get address balance

Returns the TON balance of an account in nanotons. 1 TON = 1,000,000,000 nanotons. A lightweight endpoint that returns only the balance without contract code, data, or other account details. Returns “0” for addresses that have never received any funds.

GET /api/v2/getAddressBalance

Get address balance

cURL

curl --request GET \
  --url https://toncenter.com/api/v2/getAddressBalance \
  --header 'X-API-Key: <api-key>'

200

{
  "ok": true,
  "result": "<string>",
  "@extra": "<string>"
}

Authorizations

APIKeyHeaderAPIKeyQuery

X-API-Key · string · header · required

API key header of the form X-API-Key: <token>, where <token> is the API key. Requests without a key are limited to 1 RPS. Refer to the authentication guide for details.

Query Parameters

address · string · required

The account address to query. Account address in raw format (e.g., 0:ca6e321c...) or user-friendly format (e.g., EQDKbjIcfM...). All formats are automatically detected.

seqno · integer<int32>

Query state at a specific block height. If omitted, returns the current state. Use this to look up historical data at a specific point in time.

Response

200

application/json

Returns the account balance in nanotons.

ok · boolean · default: true · required

Returns true if the request succeeded; otherwise false. See the error field for details.

result · string · required

Response data. Present only when ok is true.

@extra · string

Optional request ID that can be passed in the request and received back in the response. Useful for matching async responses.