
CoinAPI
Access fast, reliable, and unified data APIs for cryptocurrency markets.

What is CoinAPI?
CoinAPI is a platform started in 2017 by Artur Pietrzy that provides fast, reliable and unified data APIs to cryptocurrency markets. Users can gain access to realtime data. CoinAPI offers the various interfaces for developers including RESTful, a stateless API that offers a wide range of data and WebSocket, a stateful API that offers realtime market data.
Web3 dapps and developer tools related to CoinAPI
Discover blockchain applications that are frequently used with CoinAPI.
Developer resources from Alchemy

The best blockchain APIs for building onchain applications in 2025
Discover the blockchain API landscape in 2025 and find the best provider for your app.

Migrating from Sim to Alchemy's Data APIs
Dune is retiring the Sim API on August 1, 2026. Alchemy's Data APIs cover the most common Sim migration paths across EVM chains and Solana.

How RedStone keeps price feeds reliable across 51 chains with Alchemy
Since using Alchemy as its RPC provider, RedStone has pushed 26.8 million pricing transactions onchain with a 99.999% success rate.
CoinAPI alternatives
Explore web3 competitors and apps like CoinAPI.
App store listings are independently reviewed and written by Alchemy using a combination of inbound submissions, editorial research, public project sources, and third-party directories, including ecosystem data from The Grid under the Open Database License, DefiLlama, DappRadar, Reown, and chain ecosystem pages.

