GPT-5.1 vs Claude 4.5 Sonnet — I tested 7 personality modes on each to see which was more personable

Anthropic's Claude and ChatGPT both have detailed personality settings in place now. But which can fit your needs best?

GPT‑5.1 is here — 7 prompts to test OpenAI’s smarter, more customizable ChatGPT

OpenAI’s new GPT‑5.1 brings smarter reasoning, faster responses, and customizable tone to ChatGPT. Here’s what’s new — and 7 ...