RecruitingBehavioural interventionCannabis Reduction and Functional OutcomesThis study evaluates the effects of cannabis use reduction among adults diagnosed with cannabis use disorder (CUD). Participants will undergo an 8-week intervention combining motivational interviewing, computerized cognitive behavioral therapy (CBT4CBT), and financial incentives for reduction in urinary cannabinoids. The study aims to assess improvements in cannabis-related problems, sleep, cognitive performance, CUD severity, and quality of life.