Get ERC20 token approvals

GEThttps://deep-index.moralis.io/api/v2/erc20/approvals

Get ERC20 approvals for one or many wallet addresses and/or contract addresses, ordered by block number in descending order.

Supports advanced filtering to specifically include or exclude particular wallet addresses or contract addresses.

Supports up to 100 inputs.

DEPRECATED ENDPOINT

This API will be deprecated on 4th September 2023. Please subscribe to the Changelog page for further announcements.

QUERY PARAMS

chainstring

The chain to query

eth0x1goerli0x5sepolia0xaa36a7polygon0x89mumbai0x13881bsc0x38bsc testnet0x61avalanche0xa86afantom0xfapalm0x2a15c308dcronos0x19arbitrum0xa4b1

from_blocknumber

The block number from which the approvals will be returned

to_blocknumber

The block number to which the approvals will be returned

limitnumber

The desired page size of the result.

contract_addressesarray

Contract addresses to only include (max 100 addresses)

No items in the array

exclude_contractsarray

Contract addresses to ignore (max 100 addresses)

No items in the array

wallet_addressesarray

Wallet addresses to only include (max 100 addresses)

No items in the array

exclude_walletsarray

Wallet addresses to ignore (max 100 addresses)

No items in the array

cursorstring

The cursor returned in the previous response (used to getting the next page).

Responses

API KEY

Node.js

import Moralis from 'moralis';

try {
  await Moralis.start({
    apiKey: "YOUR_API_KEY"
  });

  const response = await Moralis.EvmApi.token.getErc20Approvals({
    "chain": "0x1"
  });

  console.log(response.raw);
} catch (e) {
  console.error(e);
}

Python

from moralis import evm_api

api_key = "YOUR_API_KEY"

params = {
  "chain": "eth"
}

result = evm_api.token.get_erc20_approvals(
  api_key=api_key,
  params=params,
)

print(result)

cURL

curl --request GET \
     --url 'https://deep-index.moralis.io/api/v2/erc20/approvals?chain=eth' \
     --header 'accept: application/json' \
     --header 'X-API-Key: YOUR_API_KEY' 

Go

package main

import (
  "fmt"
  "net/http"
  "io/ioutil"
)

func main() {

  url := "https://deep-index.moralis.io/api/v2/erc20/approvals?chain=eth"

  req, _ := http.NewRequest("GET", url, payload)

  req.Header.Add("Accept", "application/json")
  req.Header.Add("X-API-Key", "YOUR_API_KEY")

  res, _ := http.DefaultClient.Do(req)

  defer res.Body.Close()
  body, _ := ioutil.ReadAll(res.Body)

  fmt.Println(res)
  fmt.Println(string(body))

}

PHP

<?php
// Dependencies to install:
// $ composer require guzzlehttp/guzzle

require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://deep-index.moralis.io/api/v2/erc20/approvals?chain=eth', [
  'headers' => [
    'Accept' => 'application/json',
    'X-API-Key' => 'YOUR_API_KEY',
  ],
]);

echo $response->getBody();

Response Example

200

{
  "cursor": "",
  "result": {
    "token_name": "Tether USD",
    "token_symbol": "USDT",
    "token_logo": "https://assets.coingecko.com/coins/images/325/large/Tether-logo.png?1598003707",
    "token_decimals": "6",
    "contract_address": "0x3105d328c66d8d55092358cf595d54608178e9b5",
    "transaction_hash": "0xdd9006489e46670e0e85d1fb88823099e7f596b08aeaac023e9da0851f26fdd5",
    "transaction_index": 204,
    "log_index": 204,
    "block_timestamp": "2021-05-07T11:08:35.000Z",
    "block_number": 12386788,
    "block_hash": "0x9b559aef7ea858608c2e554246fe4a24287e7aeeb976848df2b9a2531f4b9171",
    "from_wallet": "0x3105d328c66d8d55092358cf595d54608178e9b5",
    "from_wallet_label": "Binance 1",
    "to_wallet": "0x3105d328c66d8d55092358cf595d54608178e9b5",
    "to_wallet_label": "Binance 2",
    "value": "57732989482831651",
    "value_decimal": "577329894.8283165",
    "possible_spam": "false",
    "verified_collection": "false"
  }
}