Get ERC20 token allowance

🚨Deprecating Endpoint Notice

This endpoint will be deprecated. Please migrate to our newer endpoint Wallet Token Approvals. For more details and updates, please check the changelog.

GEThttps://deep-index.moralis.io/api/v2.2/erc20/:address/allowance

Get the amount which the spender is allowed to withdraw on behalf of the owner.

PATH PARAMS

addressstringrequired

The address of the token contract

QUERY PARAMS

chainstring

The chain to query

eth0x1polygon0x89bsc0x38avalanche0xa86afantom0xfapalm0x2a15c308dcronos0x19arbitrum0xa4b1chiliz0x15b38gnosis0x64base0x2105optimism0xaholesky0x4268

owner_addressstringrequired

The address of the token owner

spender_addressstringrequired

The address of the token spender

Responses

API KEY

Node.js

import Moralis from 'moralis';

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

  const response = await Moralis.EvmApi.token.getTokenAllowance({
    "chain": "0x1",
    "ownerAddress": "0x0cBee687015d5151BA084806E00A59A8e6F206c2",
    "spenderAddress": "0x75e89d5979E4f6Fba9F97c104c2F0AFB3F1dcB88",
    "address": "0xdac17f958d2ee523a2206206994597c13d831ec7"
  });

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

Python

from moralis import evm_api

api_key = "YOUR_API_KEY"

params = {
  "chain": "eth",
  "owner_address": "0x0cBee687015d5151BA084806E00A59A8e6F206c2",
  "spender_address": "0x75e89d5979E4f6Fba9F97c104c2F0AFB3F1dcB88",
  "address": "0xdac17f958d2ee523a2206206994597c13d831ec7"
}

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

print(result)

cURL

curl --request GET \
     --url 'https://deep-index.moralis.io/api/v2.2/erc20/0xdac17f958d2ee523a2206206994597c13d831ec7/allowance?chain=eth&owner_address=0x0cBee687015d5151BA084806E00A59A8e6F206c2&spender_address=0x75e89d5979E4f6Fba9F97c104c2F0AFB3F1dcB88' \
     --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/v2.2/erc20/0xdac17f958d2ee523a2206206994597c13d831ec7/allowance?chain=eth&owner_address=0x0cBee687015d5151BA084806E00A59A8e6F206c2&spender_address=0x75e89d5979E4f6Fba9F97c104c2F0AFB3F1dcB88"

  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/v2.2/erc20/0xdac17f958d2ee523a2206206994597c13d831ec7/allowance?chain=eth&owner_address=0x0cBee687015d5151BA084806E00A59A8e6F206c2&spender_address=0x75e89d5979E4f6Fba9F97c104c2F0AFB3F1dcB88', [
  'headers' => [
    'Accept' => 'application/json',
    'X-API-Key' => 'YOUR_API_KEY',
  ],
]);

echo $response->getBody();

Response Example

200 Returns the amount which the spender is allowed to withdraw on behalf of the owner.

{
  "allowance": "0"
}