Suprmind lets you use Claude alongside GPT, Gemini, Grok, and Perplexity in one...

https://suprmind.ai/hub/claude/best-claude-alternative/

Suprmind lets you use Claude alongside GPT, Gemini, Grok, and Perplexity in one shared thread for smoother comparisons. Plans start at $20/month, similar to Claude Pro, with a 7-day trial that doesn’t require a credit card