Suicide gatekeeping trainings are often evaluated with self-report measures, which capture perceived confidence but provide limited evidence of performance. This session will present a pilot study (n = ~30) examining suicide gatekeeping competence among high school students across pre-, post-, and 6-week follow-up. We will compare self-reported gatekeeping self-efficacy with performance on an AI-simulated risk assessment module to show how simulation-based assessment can complement self-report i