Covalent provides a decentralized and sharded global database that allows querying of historical blockchain data through a single unified API. It aims to empower blockchain developers by offering the richest and most robust data infrastructure. Covalent extracts data from public blockchains and organizes it in a single tab, allowing for extensive analysis of entire blockchains and specific protocols using a single API call without additional code. The team was formed by experienced data scientists and blockchain engineers passionate about scaling blockchain technologies.