With safer design, more robust reasoning, expanded developer tooling, and broad user access, GPT-5 reflects a maturing AI ecosystem.

In addition to architectural changes, OpenAI opted not to increase GPT-5's context window, which you can think of as its long ...

GPT-5 is more than an upgrade. It aims to be a single, smarter system that blends reasoning, multimodality, cost efficiency, ...

Current and former employees of OpenAI are looking to sell nearly $6 billion worth of the ChatGPT maker's shares to investors ...

Sam Altman, CEO of OpenAI, described the new model as a “major leap” toward reaching artificial general intelligence.

Aside from funding, Microsoft provides OpenAI with cloud computing for its AI advances, though this arrangement was altered following the announcement of the $500 Stargate project designed to ...

OpenAI’s o3 price plunge changes everything for vibe coders June 18, 2025: o3 used to be too slow and too expensive for daily coding—no longer.

ChatGPT's o3 is OpenAI's best model to date because it features reasoning, and it might get even better in the next update. As spotted on X, OpenAI is testing a new "Alpha" variant of the o3 model ...

OpenAI is ready to launch its new open AI model. The release could come as soon as next week, according to sources familiar with OpenAI’s plans.

And yet, recently, Gemini 2.5 Pro and OpenAI’s o3 scored 86.7% and 88.9%, respectively, in the American Invitational Mathematics Examination, a key math benchmark for AI models.