ChatGPT bio-safety filter blocks everything; deleting chat history fixes it

After a researcher's bacteria toxin work triggered ChatGPT's bio-risk filter, the chatbot began refusing all prompts including '2+2'; safety researcher David Manheim diagnosed that chat history context keeps re-triggering the filter, and deleting those conversations likely restores normal use.

2026-11-02 ~ 2026-11-02 · 3 related posts

• ChatGPT bio-risk filter glitch blocks every prompt, even "What is 2+2?" — curiouswavefn · 2026-11-02
• Why ChatGPT's bio filter flags every prompt: past chat context keeps triggering it — davidmanheim · 2026-11-02
• Workaround for ChatGPT's stuck bio filter: delete the triggering past chats — davidmanheim · 2026-11-02