17 of 27 routes returned a live 40217 CURATED ROUTESapi.onesource.io
onesource
Check if an Ethereum address is a contract via eth_getCode - returns deployed bytecode
27
resources
2
data sources
1
network identifiers
9,653
registry calls / 30d
RESOURCE SAMPLE · 27 OF 27
search all →GET
https://api.onesource.io/api/chain/block-number
https://api.onesource.io/api/chain/block-number
402 quote
GET
https://api.onesource.io/api/chain/network-info
https://api.onesource.io/api/chain/network-info
402 quote
GET
https://api.onesource.io/api/chain/nft-owner
https://api.onesource.io/api/chain/nft-owner
402 quote
GET
https://api.onesource.io/api/chain/erc1155-balance
https://api.onesource.io/api/chain/erc1155-balance
402 quote
GET
https://api.onesource.io/api/chain/erc20-balance
https://api.onesource.io/api/chain/erc20-balance
402 quote
GET
https://api.onesource.io/api/chain/live-balance
https://api.onesource.io/api/chain/live-balance
402 quote
GET
https://api.onesource.io/api/chain/erc721-tokens
https://api.onesource.io/api/chain/erc721-tokens
402 quote
GET
https://api.onesource.io/api/chain/total-supply
https://api.onesource.io/api/chain/total-supply
402 quote
GET
https://api.onesource.io/api/chain/erc20-transfers
https://api.onesource.io/api/chain/erc20-transfers
402 quote
GET
https://api.onesource.io/api/chain/allowance
https://api.onesource.io/api/chain/allowance
402 quote
GET
https://api.onesource.io/api/chain/nft-metadata
https://api.onesource.io/api/chain/nft-metadata
402 quote
GET
https://api.onesource.io/api/chain/estimate-gas
https://api.onesource.io/api/chain/estimate-gas
402 quote
GET
https://api.onesource.io/api/chain/ens/:input
https://api.onesource.io/api/chain/ens/:input
origin + 2 sources
GET
https://api.onesource.io/api/chain/tx/:hash
https://api.onesource.io/api/chain/tx/:hash
origin + 2 sources
GET
https://api.onesource.io/api/chain/receipt/:hash
https://api.onesource.io/api/chain/receipt/:hash
origin + 2 sources
GET
https://api.onesource.io/api/chain/contract/:address
https://api.onesource.io/api/chain/contract/:address
origin + 2 sources
GET
https://api.onesource.io/api/chain/code/:address
https://api.onesource.io/api/chain/code/:address
origin + 2 sources
GET
https://api.onesource.io/api/chain/nonce/:address
https://api.onesource.io/api/chain/nonce/:address
origin + 2 sources
GET
https://api.onesource.io/api/chain/block/:number
https://api.onesource.io/api/chain/block/:number
origin + 2 sources
GET
https://api.onesource.io/api/chain/proxy/:address
https://api.onesource.io/api/chain/proxy/:address
origin + 2 sources