📘
Supported on Avalanche C-Chain (mainnet) only.

Parameters

address - string - The owner of the asset
blk - string - The block number or hash which to retrieve the balance.
assetID - string - The id of the asset for which the balance is requested.

Returns

result - int - The balance of an asset.

API Endpoint

The format of an Avalanche C-Chain API endpoint is
https://open-platform.nodereal.io/{{apiKey}}/avalanche-c/ext/bc/C/rpc - for RPC API
https://open-platform.nodereal.io/{{apiKey}}/avalanche-c/ext/bc/C/avax - for AVAX API

Here is an example:
https://open-platform.nodereal.io/4c0a1c23661a4e26bcbcwed461e34ea9/avalanche-c/ext/bc/C/rpc
https://open-platform.nodereal.io/4c0a1c23661a4e26bcbcwed461e34ea9/avalanche-c/ext/bc/C/avax

Example

Request

curl --location --request POST https://open-platform.nodereal.io/{{apiKey}}/avalanche-c/ext/bc/C/rpc \
--header 'Content-Type: application/json' \
--data-raw '{
    "jsonrpc": "2.0",
    "method": "eth_getAssetBalance",
    "params": [
        "0x8723e5773847A4Eb5FeEDabD9320802c5c812F46",
        "latest",
        "3RvKBAmQnfYionFXMfW5P8TDZgZiogKbHjM8cjpu16LKAgF5T"
    ],
    "id": 1
}'

Result

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0x1388"
}