Suprmind lets you chat with GPT, Claude, Gemini, Grok, and Perplexity together...

https://wiki-mixer.win/index.php/SuprMind_vs_Using_ChatGPT_and_Claude_in_Separate_Tabs:_A_Deep_Dive_on_Multi-Model_AI_Orchestration

Suprmind lets you chat with GPT, Claude, Gemini, Grok, and Perplexity together in one place. It tracks disagreements between models and helps reduce hallucinations. You can export conversations as Markdown, PDF, or DOCX using customizable templates