Grammarly Acquires Superhuman to Build AI-Powered Productivity Suite

Grammarly has acquired email efficiency startup Superhuman in a strategic move to expand beyond grammar correction and build a full-fledged AI productivity suite. While financial terms weren’t disclosed, Superhuman was last valued at $825 million and generates around $35 million in annual revenue. This acquisition follows Grammarly’s recent $1 billion funding round led by General Catalyst, giving it the resources to broaden its offerings.

Superhuman, known for its sleek interface and AI-driven email tools, claims users send and respond to 72% more emails per hour, with a fivefold increase in AI-assisted compositions over the past year. As tech giants like Google and Microsoft integrate AI into their email platforms, Grammarly sees Superhuman as a key asset in its competitive push.

At Tech AI Magazine, we’ve been tracking the growing impact of AI agents on productivity software and Grammarly’s move signals a bold new direction. Grammarly CEO Shishir Mehrotra, who previously acquired Coda to support AI collaboration tools, said email was the next logical step, given its central role in daily professional communication. Superhuman’s CEO Rahul Vohra and over 100 employees will join Grammarly, and the product will continue to operate independently.

Together, the companies plan to integrate Grammarly’s AI agents with Superhuman’s platform, enabling smarter workflows that connect emails, documents, calendars, and tasks, positioning Grammarly to compete in the rapidly growing AI productivity market.

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Frequently asked questions

What is the purpose of Grammarly's acquisition of Superhuman?

Grammarly aims to expand beyond grammar correction and build a full-fledged AI productivity suite.

How does Superhuman enhance email efficiency?

Superhuman claims users send and respond to 72% more emails per hour, with a fivefold increase in AI-assisted compositions.