IntroductionAs generative AI becomes increasingly integrated into writing instruction, the central educational challenge is not only to provide feedback but also to help students interpret, evaluate, and use such feedback critically. This study examined whether two metacognitive interventions—a Feedback Literacy Script (FRAC) and an Assessment-Performance Calibration Activity (APCA)—could improve students' writing quality and self-assessment accuracy in AI-assisted writing.MethodsA 2 × 2 mixed f