If you want a full-featured tool to create prompts for AI models like ChatGPT, PROMPTMETHEUS is a good option. The service lets you write, test, optimize and run prompts on more than 80 Large Language Models from different companies. It's got a prompt toolbox, performance testing, and the ability to run prompts on custom endpoints so you can easily integrate with third-party services. PROMPTMETHEUS also has composability, history, cost estimation, data export, insights and collaboration.
Another option is Prompt Genie. The tool is geared to optimize ChatGPT prompts by creating and saving "super prompts." It's got a Chrome Extension that works directly with ChatGPT without requiring an API key, so it's easy to get started. Prompt Genie is good for people who struggle to create good prompts, and it can be used for business development, content creation and optimizing ChatGPT interactions.
If you need a more general-purpose AI prompt generator, GeneratedBy offers an all-purpose platform for creating, testing and sharing AI prompts. It's got a clean interface, optimization tools and support for multimodal content. You can draw inspiration from pre-built prompts and themed packs, and the platform can integrate with Large Language Models and deploy micro-SaaS applications like web forms or chat bots.
Last, Langtail offers a collection of tools for debugging, testing and deploying LLM prompts, including fine-tuning prompts with variables, running tests and deploying prompts as API endpoints. It's good for developing and testing AI apps, improving team collaboration and avoiding unpredictable behavior, which is important for building reliable and useful AI products.