Legora and Sierra Doubled to $200M in Six Months; Cursor Reportedly Tops $4B ARR

nathanbenaich · x · 2026-10-14

Data from the State of AI 2026 report shows leading AI startups keep scaling past $100M: Legora and Sierra doubled to $200M in about six months, Harvey reached $400M, Lovable reports $600M, and Cursor has been reported above $4B ARR. The author cautions that revenue definitions and starting clocks differ, and the real test is how much survives renewals, competition, and model capability shifts.

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