For Developers

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CoinBrain’s application programming interface (API) allows anybody to access data from more than 3.000.000 tokens on multiple chains for FREE. You can fully focus on building your apps. Not exactly what you are looking for? We’re offering also of our most popular features.

Supported chains

Ethereum (id=1)
BNB Chain (id=56)
Polygon (id=137)
Avalanche (id=43114)
Optimism (id=10)
Arbitrum (id=42161)
Fantom (id=250)
Aurora (id=1313161554)
Celo (id=42220)


Version 1.0-beta of CoinBrain API calls does not require any authentification.

List of Public Endpoints

Version 1.1-beta of CoinBrain API supports 2 endpoints for Ethereum (id=1) and BNB Chain Tokens (id=56). We are actively developing and maintaining the API. If you need help or you are developing an app or service and would like another API endpoint not listed here, please contact .

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