Pentest Reporter is a GPT that aids with pen-testing report creation. The tool is aimed towards assisting users in writing comprehensive security reports, resulting in more detailed and systematic documentation of penetration testing findings. By leveraging the capabilities of ChatGPT, Pentest Reporter provides an intuitive conversational interface which can be guided to perform various tasks via specific prompt starters. Key functions of Pentest Reporter range from the description of various vulnerabilities, such as SQL Injection flaws, XSS vulnerabilities, CSRF issues, to providing appropriate fixes and classifying threats according to the well-known OWASP categorization. It is also designed to generate CVSS scores for identified vulnerabilities, enabling assessments of their severity. Pentest Reporter's primary goal is to enhance the efficiency and clarity of pen-testing communications, thereby simplifying professional operations' complex dynamics. Users need to have access to the ChatGPT Plus in order to utilize Pentest Reporter.