Decagon vs Gainsight
Side-by-side comparison of AI visibility scores, market position, and capabilities
Enterprise AI customer support platform. $4.5B valuation. $35M ARR (Oct 2025). 80% deflection rate. Clients: Notion, Duolingo, Hertz. $481M raised. Founded 2023, SF.
About
Decagon is an AI customer support platform founded in 2023 by Jesse Zhang (CEO, ex-Lowkey/Niantic) and Ashwin Sreenivas (ex-Helia/Scale AI), headquartered in SF with NYC and London offices. Raised ~$481M including $250M Series D (January 2026) at $4.5B from Coatue, Index, a16z, Accel, Bain Capital Ventures.
Vista Equity-owned customer success platform defining the CS category with health scoring and journey orchestration; competing with Totango and ChurnZero for SaaS churn reduction and expansion revenue.
About
Gainsight is a San Francisco-based customer success platform — the market category leader it helped define — providing B2B SaaS companies with the tools to reduce customer churn, expand revenue, and increase customer lifetime value through proactive health monitoring, workflow automation, and customer engagement orchestration. Founded in 2013 and backed by Vista Equity Partners (acquired Gainsight in 2020 for approximately $1.1 billion), Gainsight serves thousands of subscription businesses ranging from Series B startups to Fortune 500 enterprises.
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