VCs, Superhuman Mail founder share red flags about product market fit
Finding product-market fit has become harder for startups in the artificial intelligence era. While early growth is fast, customer retention is weaker and products are easier to copy.

Finding product-market fit has become harder for startups in the artificial intelligence era. While early growth is fast, customer retention is weaker and products are easier to copy. Venture capitalists Anu Bharadwaj of Iconiq and Rajeev Dham of Sapphire Ventures, alongside Superhuman Mail founder Rahul Vohra, discussed these challenges at TechCrunch Disrupt.
Bharadwaj stated that while gaining initial pilots is easy, converting them to production is difficult. She warned that founders often obfuscate revenue metrics by conflating true annual recurring revenue with annualized run rate, sometimes counting short-term pilot customers across the whole year. Vohra advised tracking customer engagement and dollar retention.
At Superhuman, he used an internal metric called "delighted ARR" to measure revenue exclusively from highly engaged users. Dham and Bharadwaj also emphasized that seed-stage founders need agility and a plausible thesis, noting that frequent pivots demonstrate an ability to make hard decisions in a shifting market.
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Original publication: 24 October 2026 02:27


