Base announced that Cobalt upgrade will be launched in September, focusing on three major UX improvements

Base posted that Cobalt will be launched in September, with key features including Sponsorship, BatchCalls and SessionKeys. Among them, Sponsorship allows applications to sponsor transaction fees for users to achieve free Gas;BatchCalls supports packaging multiple transactions into one, reducing operating steps;SessionKeys allows users to authorize applications to sign transactions on their behalf within a specific range, reducing duplicate authorizations.