patchBay

Covalent vs Etherscan

If you need a Blockchain API that's easy to integrate, go with Etherscan.

Covalent

Multi-blockchain data aggregator platform

Etherscan

Ethereum explorer API

Covalent

  • Simple API key authentication
  • HTTPS supported
  • Currently flagged as inactive

Etherscan

  • Simple API key authentication
  • HTTPS supported
  • CORS enabled for frontend use
FeatureCovalentEtherscan
AuthenticationapiKeyapiKey
HTTPSYesYes
CORSUnknownYes

When to use which?

Etherscan works directly from the browser with CORS enabled, making it better for frontend-only apps.