Neither Playground (OpenAI) nor NMKD Stable Diffusion offers a free trial.
Pricing details for both Playground (OpenAI) and NMKD Stable Diffusion are unavailable at this time. Contact the respective providers for more information.
Playground (OpenAI) offers several advantages, including Web interface accessible, User authentication for security, Easy integration into applications, Comprehensive API documentation, Practical API usage examples and many more functionalities.
The cons of Playground (OpenAI) may include a Requires user authentication, Web interface only, Complex integration process, No offline usage. and Limited image generation
NMKD Stable Diffusion offers several advantages, including Free image generation, Windows-compatible, No complex installation, Text-to-image support, Image-to-image support and many more functionalities.
The cons of NMKD Stable Diffusion may include a Only for Windows, Requires GPU, Uncensored and unfiltered, Depends on user's GPU speed. and Heavy (1-3 GB)