truthsystems provides AI governance solutions for regulated industries, converting operational policies into real-time guardrails that monitor every AI interaction. Its compliance agent enables enterprises to proactively block non-compliant actions while maintaining secure AI adoption. The company is already working with two law firms with a combined $2B in revenue, helping nearly 1,500 attorneys use generative AI safely. Founded in 2025 by former Stanford Law AI researchers, truthsystems was part of YC's Summer 2025 batch.