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How Rahul Vohra’s Superhuman Becomes Grammarly’s Bet on A.I. Email

The Superhuman founder is betting speed, user design and A.I. can justify paying for email. The product's next chapter hinges on whether professionals value precision over ubiquity.

When one of his co-founders, Vivek Sodera, urged him to fly to Hawaii for a business conference in 2017, Rahul Vohra hesitated. Superhuman, his A.I.-powered email startup, was still in its early days, and the trip felt like a distraction he couldn’t afford. But on his first afternoon by the pool, he met Shishir Mehrotra, an engineer who had worked at Microsoft and Google and shared Vohra’s obsession with email productivity.

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Vohra gave Mehrotra a demo, took his credit card, and signed him up on the spot. Mehrotra went on to invest in Superhuman and later co-founded the collaborative document platform Coda (originally called Krypton). When Grammarly acquired Coda in late 2024, Mehrotra became CEO of the combined company. In July 2025, Grammarly acquired Superhuman and rebranded the combined suite under the Superhuman name.

Vohra founded Superhuman in 2014 to tackle a familiar professional frustration: the elusive goal of “inbox zero.” Managing a constant stream of newsletters, promotions, and work messages can feel like a second job. Research........

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