This article provides a comprehensive review of modern tools used to assess suicide risk. It examines clinical and psychological approaches, psychometric scales and questionnaires, neurobiological indicators, and innovative digital technologies. A comparative analysis of the effectiveness and limitations of each approach is conducted. The review highlights the necessity of using a combination of diagnostic tools, considering their specificity, context of application, and cultural adaptation. The presented materials have practical value for professionals in clinical psychology, psychiatry, and suicide prevention.