GPT-4 Turbo for free with no sign up, and most importantly no Bing:

1. Go to https://chat.lmsys.org

2. Choose the ‘Direct Chat’ tab

3. Pick ‘gpt-4-turbo’

GPT-4 Turbo, GPT-4, GPT-3.5 Turbo, Claude 2.1 and many more are all available for free with no sign up required.