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

https://highstylife.com/chatgpt-free-tier-limits-is-the-10-messages-per-5-hours-rule-still-true/

Suprmind offers a smart multi-AI chat platform combining GPT, Claude, Gemini, Grok, and Perplexity models in one place. For just $19 a month with Spark—cheaper than ChatGPT Plus at $20—you get a 7-day free trial with no credit card required