---
title: "Get balance of an ERC20 token"
method: GET
path: "/api/v2/ethereum/balances/{address}/erc20/{contract_address}"
tags: ["Ethereum Blockchain Queries"]
---

# Get balance of an ERC20 token

`GET /api/v2/ethereum/balances/{address}/erc20/{contract_address}`

## Request

- Base URL: `https://app.chaingateway.io`
- URL: `https://app.chaingateway.io/api/v2/ethereum/balances/{address}/erc20/{contract_address}`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/chaingateway/apis/chaingateway-api-documentation/docs/api/v2/ethereum/balances/:address/erc20/:contract_address/get.ts> (a function with typed inputs; its response is checked against the schema)

## Headers

- `X-Network` 'testnet' | 'mainnet'
- `Authorization` string, required
- `Content-Type` 'application/json' | 'application/x-www-form-urlencoded' | 'multipart/form-data'

## Response `200`

- string

## Other responses

- `401`

---

[API](https://skmtc.dev/chaingateway/apis/chaingateway-api-documentation.md) - [All operations](https://skmtc.dev/chaingateway/apis/chaingateway-api-documentation/llms.txt) - [OpenAPI document](https://skmtc.dev/chaingateway/apis/chaingateway-api-documentation/revisions/ddb709b4ade7?raw)