Accounts

Get Ether Balance for a Single Address

Returns the Ether balance of a given address.

https://api-sepolia.kromascan.com/api
   ?module=account
   &action=balance
   &address=0x4eAF936c172b5e5511959167e8Ab4f7031113Ca3
   &tag=latest
   &apikey=YourApiKeyToken

Query Parameters

Get Ether Balance for Multiple Addresses in a Single Call

Returns the balance of the accounts from a list of addresses.

https://api-sepolia.kromascan.com/api
   ?module=account
   &action=balancemulti
   &address=0x4eAF936c172b5e5511959167e8Ab4f7031113Ca3,0x910f7ad52215cd70f7c9d16a2d26c279a6c1f62a,0x7d76ae60dcc2fdb57d3924024e2ad940b76ef81f
   &apikey=YourApiKeyToken

Query Parameters

Get a list of 'Normal' Transactions By Address

Returns the list of transactions performed by an address, with optional pagination.

https://api-sepolia.kromascan.com/api
   ?module=account
   &action=txlist
   &address=0x7d76ae60dcc2fdb57d3924024e2ad940b76ef81f
   &startblock=0
   &endblock=99999999
   &page=1
   &offset=10
   &sort=asc
   &apikey=YourApiKeyToken

Query Parameters

Get a list of 'Internal' Transactions by Address

Returns the list of internal transactions performed by an address, with optional pagination.

https://api-sepolia.kromascan.com/api
   ?module=account
   &action=txlistinternal
   &address=0x910f7AD52215Cd70F7c9d16A2D26c279A6c1F62a
   &startblock=0
   &endblock=99999999
   &page=1
   &offset=2
   &sort=asc
   &apikey=YourApiKeyToken

Query Parameters

Get 'Internal Transactions' by Transaction Hash

Returns the list of internal transactions performed within a transaction.

Note : This API endpoint returns a maximum of 10000 records only.

https://api-sepolia.kromascan.com/api
   ?module=account
   &action=txlistinternal
   &txhash=0x1beaa023c4e0111f6490e7f3a612d5fe07ef86a59e5621b8633ca43b53d18a8e
   &apikey=YourApiKeyToken

Query Parameters

Get "Internal Transactions" by Block Range

Returns the list of internal transactions performed within a block range, with optional pagination.

https://api-sepolia.kromascan.com/api
   ?module=account
   &action=txlistinternal
   &startblock=0
   &endblock=latest
   &page=1
   &offset=2
   &sort=asc
   &apikey=YourApiKeyToken

Query Parameters

Get a list of 'ERC20 - Token Transfer Events' by Address

Returns the list of ERC-20 tokens transferred by an address, with optional filtering by token contract.

https://api-sepolia.kromascan.com/api
   ?module=account
   &action=tokentx
   &contractaddress=0x43DFf4b6919d52CD7e671245Fe913b412ab7f999
   &address=0xdc5d9cf79e62e64a80acc820116958ce5c731d8f
   &page=1
   &offset=2
   &startblock=0
   &endblock=99999999
   &sort=asc
   &apikey=YourApiKeyToken

Usage:

  • ERC-20 transfers from an address, specify the address parameter

  • ERC-20 transfers from a contract address, specify the contract address parameter

  • ERC-20 transfers from an address filtered by a token contract, specify both address and contract address parameters.

Query Parameters

Get a list of 'ERC721 - Token Transfer Events' by Address

Returns the list of ERC-721 ( NFT ) tokens transferred by an address, with optional filtering by token contract

https://api-sepolia.kromascan.com/api
   ?module=account
   &action=tokennfttx
   &contractaddress=0x8b2a31b9995E307Fb1b958016fA64E07428C988e
   &address=0xd7d9891c2531f7f1e1467542c4ddf2e23434e6b0
   &page=1
   &offset=2
   &startblock=0
   &endblock=99999999
   &sort=asc
   &apikey=YourApiKeyToken

Usage:

  • ERC-721 transfers from an address, specify the address parameter

  • ERC-721 transfers from a contract address, specify the contract address parameter

  • ERC-721 transfers from an address filtered by a token contract, specify both address and contract address parameters.

Query Parameters

Get a list of 'ERC1155 - Token Transfer Events' by Address

Returns the list of ERC-1155 ( Multi Token Standard ) tokens transferred by an address, with optional filtering by token contract.

https://api.kromascan.com/api
   ?module=account
   &action=token1155tx
   &contractaddress=0x42fC572Bb3d37f8ac064Cb46290e67a2eC1370d1
   &address=0xa8e3195879e60ddd770a20c0ade739b2f2ad36f8
   &page=1
   &offset=100
   &startblock=0
   &endblock=latest
   &sort=asc
   &apikey=YourApiKeyToken

Usage:

  • ERC-1155 transfers from an address, specify the address parameter

  • ERC-1155 transfers from a contract address, specify the contract address parameter

  • ERC-1155 transfers from an address filtered by a token contract, specify both address and contract address parameters.

Query Parameters

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