ChatGPT-4o is gone. We ran 9 final tests against GPT-5.2 to see what changed — and what users may miss.

OpenAI has confirmed that it's retiring ChatGPT's most popular model called GPT-4o and several other models, including GPT-5 Instant, GPT-5 Thinking, GPT-4.1, GPT-4.1 mini, and o4-mini.

OpenAI has faced backlash after shutting down its GPT-4o model. Many users express frustration and threaten to cancel ...

OpenAI has officially retired GPT-4o from ChatGPT, marking the final exit of one of its most recognisable and controversial models as the company consolidates around GPT-5.2.

OpenAI has retired GPT-4o and other older models from ChatGPT today, citing a shift to newer GPT-5 systems amid controversy and legal scrutiny.

The company says its latest model’s agentic skills also apply to a broader set of knowledge work such as presentations and ...

Seed-2.0, the latest version of its Doubao large language model series. The company said the Pro variant is benchmarked ...

OpenAI has significantly upgraded ChatGPT's Deep Research feature by integrating the latest GPT-5.2 model and allowing users ...

Notably, GPT-5.3-Codex is the first OpenAI model that was used to create itself: The team used early versions of the model to debug its training, manage its deployment, and diagnose test results and ...

OpenAI's GPT-5.2 has derived a new formula for gluon interactions, overturning assumptions of zero amplitude and advancing theoretical physics.