Develop Holesky Testnet Apps

Holesky is the first long-standing, merged-from-genesis, public Ethereum testnet.
eth-holesky
Chain nameChain IDBlock explorerBlocktime (seconds)
eth-holesky
17000
https://holesky.etherscan.io/12

Ready to Dive In?

Get started with Covalent API in minutes. Sign up for a free API key and start building.

Support

Explore multiple support options! From FAQs for self-help to real-time interactions on Discord

Contact Sales

Interested in our professional or enterprise plans? Contact our sales team to learn more.