With the application of AI in both learning and teaching, this study investigates English major graduate students’ perceptions of corrective and suggestive feedback provided by AI, and the relationship between their perceptions and academic writing self-efficacy. Through a questionnaire survey of 37 graduate students, descriptive statistics and Pearson correlation analysis revealed that students held positive attitudes toward both types of feedback, believing they helped improve grammatical accuracy, enhance confidence in expressing complex ideas, and stimulate writing creativity; there is a strong positive correlation between the perceptions of the two types of feedback, and self-efficacy... More >