post https://{network}.g.alchemy.com/v2/
alchemy_getTokenBalances - Returns ERC20 token balances for all tokens the given address has ever transacted in with. Optionally accepts a list of contracts.
Sample Request
curl https://eth-mainnet.g.alchemy.com/v2/{API_KEY} \
-X POST \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","method":"alchemy_getTokenBalances","params": ["0x3f5ce5fbfe3e9af3971dd833d26ba9b5c936f0be", "erc20"],"id":"42"}'
// alchemy-token-api/fetch-script.js
import fetch from 'node-fetch';
// Replace with your Alchemy API key:
const apiKey = "demo";
const fetchURL = `https://eth-mainnet.g.alchemy.com/v2/${apiKey}`;
// Replace with the wallet address you want to query:
const ownerAddr = "0x3f5ce5fbfe3e9af3971dd833d26ba9b5c936f0be";
// Replace with the token contract address you want to query:
const tokenAddr = "0x607f4c5bb672230e8672085532f7e901544a7375";
var raw = JSON.stringify({
"jsonrpc": "2.0",
"method": "alchemy_getTokenBalances",
"headers": {
"Content-Type": "application/json"
},
"params": [
`${ownerAddr}`,
[
`${tokenAddr}`,
]
],
"id": 42
});
var requestOptions = {
method: 'POST',
body: raw,
redirect: 'follow'
};
// Make the request and print the formatted response:
fetch(fetchURL, requestOptions)
.then(response => response.json())
.then(response => JSON.stringify(response, null, 2))
.then(result => console.log(result))
.catch(error => console.log('error', error));
// alchemy-token-api/axios-script.js
import axios from 'axios';
// Replace with your Alchemy API key:
const apiKey = "demo";
const baseURL = `https://eth-mainnet.g.alchemy.com/v2/${apiKey}`;
// Replace with the wallet address you want to query:
const ownerAddr = "0x3f5ce5fbfe3e9af3971dd833d26ba9b5c936f0be";
// Replace with the token contract address you want to query:
const tokenAddr = "0x607f4c5bb672230e8672085532f7e901544a7375";
var data = JSON.stringify({
"jsonrpc": "2.0",
"method": "alchemy_getTokenBalances",
"params": [
`${ownerAddr}`,
[
`${tokenAddr}`
]
],
"id": 42
});
var config = {
method: 'post',
url: baseURL,
headers: {
'Content-Type': 'application/json'
},
data : data
};
axios(config)
.then(function (response) {
console.log(JSON.stringify(response.data, null, 2))
})
.catch(function (error) {
console.log(error);
});
Sample Response
{
"jsonrpc": "2.0",
"id": 0,
"result": {
"address": "0x3f5ce5fbfe3e9af3971dd833d26ba9b5c936f0be",
"tokenBalances": [
{
"contractAddress": "0x0000000000085d4780b73119b644ae5ecd22b376",
"tokenBalance": "0x0000000000000000000000000000000000000000000000000000000000000000"
},
......
{
"contractAddress": "0x0abefb7611cb3a01ea3fad85f33c3c934f8e2cf4",
"tokenBalance": "0x00000000000000000000000000000000000000000000039e431953bcb76c0000"
},
{
"contractAddress": "0x0ad0ad3db75ee726a284cfafa118b091493938ef",
"tokenBalance": "0x0000000000000000000000000000000000000000008d00cf60e47f03a33fe6e3"
}
],
"pageKey": "0x0ad0ad3db75ee726a284cfafa118b091493938ef"
}
}
Use Cases
For guidance on how to leverage this method, check out the following tutorials:
Testing via Request Composer
- To test via below composer, click
Address
for the first param andOption 2
>Token Specification
. Alternatively, use the Alchemy Sandbox.- Due to the limitations of OpenAPI, the composer below only accepts
erc20
orDEFAULT_TOKEN
specifications.