Prompt Picker is a tool designed to help you experiment with and optimize your AI prompts, particularly for those using ChatGPT. It allows you to run multiple tests in parallel, so you can quickly identify which prompts deliver the best user experiences and reduce costs. The tool features a double blind setup for unbiased results and employs an ELO ranking system to ensure that you are making informed choices based on user feedback. Currently, it supports the GPT-3.5-turbo language model, with GPT-4 support coming soon. It’s an ideal solution for developers looking to enhance their applications and ensure they provide effective, engaging interactions without wasting resources.