a16z Speedrun

a16z Speedrun is Andreessen Horowitz's flagship startup accelerator, launched in 2023. The 12-week in-person program in San Francisco invests up to $1M for 7–10% equity (typically $500K for 10%) plus over $5M in AI, cloud, and infrastructure credits. Since launching, Speedrun has deployed more than $180M to fund over 150 startups. Batches are around 65 startups, and the program culminates in a Demo Day with over 1,000 investors. It quickly became one of the most coveted launchpads in tech.