By Rashi Shrivastava
Publication Date: 2026-03-31 10:30:00
Ryan Daniels (left) and John Sarihan (right) founded the AI law firm Crosby in September 2024. Today, about 100 companies are customers using AI to review contracts and close deals faster.
Crosby
ROss Weiser is not like most lawyers. Instead of spending hours wading through documents and responding to customer emails, on a typical day he oversees a swarm of AI agents. After reviewing the contracts and providing comments and suggestions, he reviews the agents’ work, addresses any legal nuances they missed, and makes sure they haven’t made anything up. Weiser then works with a team of AI researchers, suggesting optimizations to prompts and explaining why one AI-generated answer is better than another from a legal perspective.
Six months ago, Weiser joined Crosby, a new breed of law firm where a team of AI agents and 30 lawyers work together to accelerate the review of commercial contracts such as service agreements, data processing agreements and NDAs. The performance is…