Tokens

Get ERC20-Token TotalSupply by ContractAddress

Returns the current amount of an ERC-20 token in circulation.

https://api-sepolia-optimism.etherscan.io/api
   ?module=stats
   &action=tokensupply
   &contractaddress=0x0091f4e75a03C11cB9be8E3717219005eb780D89
   &apikey=YourApiKeyToken

Try this endpoint in your browser 🔗

Request

Query Parameters

Parameter	Description
contractaddress	the contract address of the ERC-20 token

Response

Sample Response

{
   "status":"1",
   "message":"OK",
   "result":"100000000000000000000000000"
}

📈 Tip : The result is returned in the token's smallest decimal representation.

Eg. a token with a balance of 215.241526476136819398 and 18 decimal places will be returned as 215241526476136819398

Get ERC20-Token Account Balance for TokenContractAddress

Returns the current balance of an ERC-20 token of an address.

https://api-sepolia-optimism.etherscan.io/api
   ?module=account
   &action=tokenbalance
   &contractaddress=0x0091f4e75a03C11cB9be8E3717219005eb780D89
   &address=0xf198a1af2682538e834bbc5f1af1847cf50603e1
   &tag=latest&apikey=YourApiKeyToken

Try this endpoint in your browser 🔗

Request

Query Parameters

Parameter	Description
contractaddress	the contract address of the ERC-20 token
address	the string representing the address to check for token balance

Response

Sample Response

{
   "status":"1",
   "message":"OK",
   "result":"96581000000000000000000000"
}

📈 Tip : The result is returned in the token's smallest decimal representation.

Eg. a token with a balance of 215.241526476136819398 and 18 decimal places will be returned as 215241526476136819398