Model Playground is a full stack framework designed to facilitate the building process with the flexibility of ready-to-use model APIs. It operates as a playground hosted on FAL.AI, an artificial intelligence platform, primarily serving for demonstration purposes. The essential feature of Model Playground is its speed and efficiency. As opposed to traditional methods that may require extensive coding and configuration, this platform offers the advantage of pre-built model APIs. These APIs are designed to abstract the complexities of the underlying models, thereby allowing the users to directly apply these models to their tasks. It should be clarified though, the playground is more of a demonstration of what can be achieved with the platform and not necessarily a fully-fledged tool for production usage. The actual applicability could be broader, depending on the facilities provided by the FAL.AI platform. Despite this, it is an effective tool for understanding the potentials of incorporating full stack frameworks into the development process, showcasing how coding, testing and inference could all be handled in a single, simplified environment.