CoverLetterGPT is an AI-based tool designed to create personalized cover letters using advanced Generative Pretrained Transformer technology. Tailored to emphasize individual skills, this web app streamlines the job search process by helping users craft compelling cover letters that align with job requirements. Users can generate unique cover letters, customize content based on their skills, and upload PDF resumes for a comprehensive application package. While the tool requires JavaScript for optimal performance, it offers adjustable creativity levels and the option for witty remarks. CoverLetterGPT enhances personal branding, aids in making strong first impressions, and improves the likelihood of securing job interviews.