Released by IMDA, this Starter Kit consolidates emerging best practices from industry and government into practical, voluntary guidelines for testing GenAI apps – applicable across sectors and use-cases. It helps businesses by providing a step-by-step guide on how to identify risks, apply robust testing methodologies, and assess whether their applications meet baseline safety and reliability. It covers five common risks: hallucination and inaccuracy, bias in decision-making, undesirable content, data leakage, and vulnerability to adversarial prompts.