ChatGPT: Difference between revisions

Users who are not logged in can use ChatGPT, but their access is limited (for example, they can only have one conversation at a time and cannot save chat history).<ref>{{Cite web |title=The ChatGPT home page |url=https://help.openai.com/en/articles/9125172-the-chatgpt-home-page |url-status=live |access-date=2026-02-19 |website=OpenAI Help Center |archive-url=http://web.archive.org/web/20260214024602/https://help.openai.com/en/articles/9125172-the-chatgpt-home-page |archive-date=14 Feb 2026}}</ref> After GPT-5’s release, manual model selection is not available to all users: OpenAI limits the ChatGPT “model picker” to paid tiers, while other users may be routed automatically (e.g., via “Auto,” which can switch between model variants).<ref>{{Cite web |title=Model Release Notes |url=https://help.openai.com/en/articles/9624314-model-release-notes |website=OpenAI Help Center |access-date=2026-02-19 |archive-url=http://web.archive.org/web/20251230143058/https://help.openai.com/en/articles/9624314-model-release-notes |archive-date=30 Dec 2025}}</ref><ref>{{Cite web |title=ChatGPT Enterprise and Edu - Models & Limits |url=https://help.openai.com/en/articles/11165333-chatgpt-enterprise-and-edu-models-limits |website=OpenAI Help Center |access-date=2026-02-19 |archive-url=http://web.archive.org/web/20251211113140/https://help.openai.com/en/articles/11165333-chatgpt-enterprise-and-edu-models-limits |archive-date=11 Dec 2025}}</ref>