Latest Sam Altman tweet promises a new, warmer ChatGPT-5 is on the way, and more old LLMs are now available to paid users.

One of the few things many disliked about ChatGPT was the confusing number of models. OpenAI claimed GPT-5 would fix this, but it seems to have made it worse.

GPT-5 will be the default model for all users with ChatGPT accounts, and offers the same tools as old versions, including Deep Research, Agent Mode, or Canvas.

The launch of GPT-5 has seen OpenAI officially retire its previous-generation models (GPT-4o, o3, o4-mini and o4-mini-high) for many users, instead moving to make GPT-5 the standard option across all tiers including free accounts.

"GPT-5 gets more value out of less thinking time. In our evaluations, GPT-5 — with thinking — performs better than OpenAI o3 with 50-80 percent less output tokens across capabilities, including visual reasoning, agentic coding, and graduate-level scientific problem solving," the company wrote in a blog post.

OpenAI has officially announced GPT-5, its latest frontier model to power ChatGPT. The announcement follows the release of two

In fewer than 24 hours, OpenAI would release an AI model intended to wipe out all the rest. That model, GPT-5, launched earlier today with all the requisite fanfare. In an announcement video, Altman said that the product will serve as a “legitimate Ph.

Many ChatGPT Plus users see GPT-5 as a downgrade, prompting OpenAI to restore features and promise higher message limits.