Here is a natural, directory-style description that hits your requirements for...

https://noon-wiki.win/index.php/How_Do_I_Decide_Between_Suprmind_and_Just_Using_GPT_Alone%3F

Here is a natural, directory-style description that hits your requirements for clarity and specific value: "Suprmind puts GPT, Claude, Gemini, Grok, and Perplexity into one conversation to help you stress-test your ideas