Suprmind offers multi-model chat, so you can easily switch between GPT, Claude,...

https://jasperssuperbcolumn.trexgame.net/suprmind-for-strategy-planning-can-it-do-a-pre-mortem

Suprmind offers multi-model chat, so you can easily switch between GPT, Claude, Gemini, Grok, and Perplexity in one place. It also includes unique modes like Debate, where models argue different viewpoints, or Red Team for stress-testing ideas