Career Catalyst is a GPT developed to provide assistance in refining resumes and offering guidance on suitable job matches. Users can initiate their session by uploading their resume. The fundamental functionality of this tool is to critically analyze and review the user's resume. It helps by providing an objective critique on each section of the resume, with the aim of enhancing its overall quality and effectiveness. Users can ask direct questions like 'How can I improve this resume?' or 'What are the strengths of my resume?' to gain valuable insights about their profile. Furthermore, this GPT suggests modifications for better impact and helps users understand how to strengthen their resumes. In addition to resume reviewing, Career Catalyst also serves as a job-matching advisor. Users can upload a job link to obtain personalized advice suitable for the respective job opportunity. To utilize the Career Catalyst GPT, users are required to sign up for the ChatGPT Plus program. This tool was designed with the vision to help individuals boost their career prospects by providing comprehensive support in crafting impactful resumes and achievable job matches.