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

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.

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

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

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 ...

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