FastGPT is an open - source platform that adheres to the Apache License 2.0, with provisions for commercial use. It offers a wide range of capabilities, making it a valuable asset for various users. For developers, it serves as a flexible "backend - as - a - service" component, seamlessly integrating into existing projects to enhance functionality. Enterprises can leverage it as a comprehensive application development platform, customizing it to meet their specific business needs. One of its key features is the ability to handle diverse natural language processing tasks. It can be used to build intelligent chatbots, content generation tools, and more. However, while it generally allows commercial use, there are some limitations. In cases of multi - tenant SaaS services or when intending to use FastGPT's logo and copyrighted information, it is necessary to contact the author to obtain explicit commercial permission. This ensures that both the open - source nature of the project and the rights of the original developers are well - protected.