The round was led by Costanoa, with participation from Flare Capital Partners and strategic investment from CVS Health Ventures. The financing follows strong commercial momentum, with leading U.S. health plans, including Aetna, leveraging Onos' AI platform to improve behavioral health outcomes while driving affordability through lower total cost of care.

Onos Health is the behavioral health clinical intelligence platform that leverages proprietary AI to maximize health outcomes and affordability. Onos brings clarity to care quality and utilization, so payers can proactively partner with providers to identify the optimal care pathways for members and deliver the best possible outcomes across their populations. Built using the largest behavioral health quality database and trusted by 3 of the 6 largest health plans in the country, Onos enables a more collaborative and proactive approach for health plans and providers to achieve their health outcome goals.