TechFlow reports, on July 20, Base announced in a post that Cobalt will launch in September, with key features including Sponsorship, Batch Calls, and Session Keys. Among them, Sponsorship allows applications to sponsor transaction fees for users, enabling free Gas; Batch Calls supports bundling multiple transactions into one, reducing operational steps; Session Keys allow users to authorize applications to sign transactions on their behalf within a specific scope, reducing repeated authorizations.
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