The round was co-led by Benchstrength and Misneach, with participation from Analog Ventures and Pareto Holdings. Crux will use the funding to expand its research and engineering efforts while accelerating deployments with enterprise customers.

Crux Labs is the first end-to-end platform that helps companies align AI agents with human judgment. The platform captures domain expertise, creates and calibrates custom evaluations, monitors 100% of production traffic, and turns evaluation results into continuous agent improvement directly in production. Crux gives enterprises the capabilities of a dedicated evaluation science team, accelerating agent performance and impact while freeing up product and engineering bandwidth.