Show HN: Grade your growth rate using Paul Graham's two-number math A new tool grades startup growth rates against Paul Graham's 15%-a-month benchmark, analyzing monthly revenue to project billion-dollar trajectories and provide actionable growth insights. Are you on a billion-dollar growth curve? Paul Graham says a startup comes down to two numbers: your growth rate and how long it lasts. Answer a few questions and we measure both, honestly, against his 15%-a-month bar. Connect your LLM Gateway Bring your own key. We run the analysis on your model of choice. Answer a few questions about your business The only required input is your monthly revenue. Everything else sharpens the read. Two numbers, per Paul Graham In his talk How to Earn a Billion Dollars https://paulgraham.com/earn.html , Paul Graham argues a startup's outcome comes down to just two numbers: its growth rate, and how long that growth lasts. At 15% a month, revenue multiplies about 4,384x over five years, enough to make a typical founder a billionaire. Neither number requires cheating. You get it by making something users love so much they tell their friends. We measure your compound monthly rate and grade it against the 15% bar. You get it by being in a big market. Market size sets how long growth can compound. Cheating cannot manufacture either number. A real growth verdict - Your compound monthly growth rate, across the full window and the trailing 3 and 6 months - A 0-100 growth-health score and letter grade, anchored to PG's 15%/month bar - Projections of where each growth rate lands you in 1, 2, and 3 years - Your time to a $1B revenue run-rate vs the 15%/month path - Your phases read off the actual revenue series: ignition, scaling, plateau - Copy-paste prompts for the specific growth moves that re-accelerate the curve