FlexGPT is an AI-powered platform providing unlimited access to GPT-4, an advanced language model known for its capability to generate human-like text responses. The platform is equipped with long-term memory and internet connectivity, allowing users to access up-to-date information. Its unique billing model, which charges per use instead of requiring a subscription, makes it more affordable and flexible for users. FlexGPT is designed to enhance productivity and efficiency in various professional tasks such as research, analysis, and content creation.