Suprmind brings together GPT, Claude, Gemini, Grok, and Perplexity all in one...

https://zandersexcellentblog.quillnesty.com/posts/how-to-get-gpt-claude-and-gemini-to-critique-a-draft-together

Suprmind brings together GPT, Claude, Gemini, Grok, and Perplexity all in one thread for real-time multi-model fact-checking