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Grammarly Rebrands as Superhuman, Launches ‘Go’ AI Assistant and Agent Store

Users can turn on the new assistant in the browser extension today with features free to try through February 1, 2026.

Overview

  • The company has consolidated Grammarly, Superhuman Mail and Coda into a single Superhuman productivity suite.
  • Superhuman Go plugs into apps like Google Workspace, Outlook, Jira and Confluence to draft responses, pull CRM context, log tickets and schedule meetings.
  • An agent store debuts with integrations for Google Workspace, Microsoft Outlook, Atlassian tools and partners such as Fireflies, Common Room, Latimer, Parallel, Radical Candor and Quizlet.
  • Go is available now within the existing extension on Chrome and Microsoft Edge, with Mac and Windows client support listed as coming soon.
  • Outlets report plan prices of $12 per month for Pro and $33 for Business when billed annually, and the company says Go costs no extra through Feb. 1, 2026, while it reiterates that its privacy protections remain unchanged.