Want smarter insights in your inbox? Sign up for our weekly newsletters to get only what matters to enterprise AI, data, and security leaders. Subscribe Now
OpenAI is once again making GPT-4o — the large language model (LLM) that powered ChatGPT before last week’s launch of GPT-5 — a default option for all paying users, that is, those who subscribe to the ChatGPT Plus ($20 per month), Pro ($200 per month), Team ($30 per month), Enterprise, or Edu tiers, no longer requiring users to toggle on a “show legacy models” setting to access it.
However, paying ChatGPT subscribers will also get a new “Show additional models” setting on by default that restores access to GPT-4.1, o3 and o4-mini, the latter two reasoning-focused LLMs.
OpenAI CEO and co-founder Sam Altman announced the change on X just minutes ago, pledging that if the company ever removes GPT-4o in the future, it will give “plenty of notice.”
Updates to ChatGPT:
You can now choose between “Auto”, “Fast”, and “Thinking” for GPT-5. Most users will want Auto, but the additional control will be useful for some people.
Rate limits are now 3,000 messages/week with GPT-5 Thinking, and then extra capacity on GPT-5 Thinking… — Sam Altman (@sama) August 13, 2025
The models can be found in the “picker” menu at the top of the ChatGPT session screen on the web and on mobile and other apps.
... continue reading