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Supported Networks

Basement simplifies on-chain data access by providing a standardized API interface across networks.

Whether you need to retrieve transaction details, track token transfers, monitor smart contract events, or perform complex data analysis across multiple chains. We've got you covered This allows you to focus on building and enhancing your application's functionality, without the need to handle the intricacies of indexing different networks individually.

caution

Currently only Ethereum Mainnet is completely backfilled. Testnets have a limited history. Contact the support team at founders (at) basement.dev or through the Chat bubble on this page to request a larger block range

Below are the currently supported networks:

Indexermainnetsepoliazora goerli
Transactions
Logs
ERC20
ERC721
Wyvern v3 sales
Seaport sales
Blur
Looksrare
ERC1155

Accessing a network

By default any query is run on Ethereum Mainnet.

GraphQL

GraphQL queries are run on Ethereum Mainnet by default, and have a network parameter on root queries.

{
transactions(network: SEPOLIA) {
transactions {
blockNumber
from {
address
}
to {
address
}
value
input
}
}
}

SQL

SQL tables are seperate, and can be found in the documentation panel on the left of the dashboard.

SELECT * FROM sepolia__erc721_transfer LIMIT 100