Brex data names fastest-growing startups: Greptile, Blacksmith and PostHog lead
ycombinator · x · 2026-10-22
Garry Tan shared a list of the fastest-growing startups according to Brex spending data, highlighting AI code review tool Greptile, CI testing platform Blacksmith, and product analytics platform PostHog. Spending-based growth signals are often seen as a stronger indicator of real product adoption than funding announcements.
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