Basescan API
REST API for querying Base L2 blockchain data including account balances, transactions, token transfers, smart contract ABIs, gas prices, block information, and event logs. Powered by Etherscan V2 with chain ID 8453 for Base network.
Documentation
Documentation
https://docs.basescan.org
RateLimits
https://raw.githubusercontent.com/api-evangelist/basescan/refs/heads/main/rate-limits/rate-limits.yml
Specifications
Other Resources
Plans
https://raw.githubusercontent.com/api-evangelist/basescan/refs/heads/main/plans/plans.yml
FinOps
https://raw.githubusercontent.com/api-evangelist/basescan/refs/heads/main/finops/finops.yml
Signup
https://basescan.org/register
Login
https://basescan.org/login
Keys
https://basescan.org/myapikey
StatusPage
https://etherscan.freshstatus.io
FAQ
https://info.basescan.org