Suprmind offers a smart multi-AI chat platform combining GPT, Claude, Gemini,...

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

Suprmind offers a smart multi-AI chat platform combining GPT, Claude, Gemini, Grok, and Perplexity models in one place. At $19 Spark plan, it edges out ChatGPT Plus’s $20 price. New users get a 7-day free trial with no credit card needed