Checkmate: OpenAI's o3 swept Musk's Grok 4 in an AI chess showdown.

One of the few things many disliked about ChatGPT was the confusing number of models. OpenAI claimed GPT-5 would fix this, ...

ChatGPT-5 completed Pokémon Red in 6,470 steps, compared to 18,184 steps for GPT-o3 - but the best humans are still way ...

Having destroyed the previous record time for completing Pokémon Red, GPT-5 is now going to take on the sequel, Pokémon ...

Following this post’s publication, OpenAI co-founder and CEO Sam Altman announced the company would restore access to GPT-4o and other old m ...

OpenAI’s o3 has defeated xAI’s Grok in a chess match that took place on Google’s Kaggle platform. But what does it prove?

Openai is making O3 level capabilities open source ahead of the release of GPT-5 in about two days. These open source models ...

After a rocky GPT-5 launch, GPT-4o is officially back for paying ChatGPT subscribers. OpenAI CEO Sam Altman also promised ...

Chess is a window into how well an AI can plan, evaluate options, avoid catastrophic mistakes, and stay logically consistent.

OpenAI saved its biggest announcement for the last day of its 12-day "shipmas" event. On Friday, the company unveiled o3, the successor to the o1 "reasoning" model it released earlier in the year ...

OpenAI detailed today that o3-mini has latency on par with o1-mini, a less advanced reasoning LLM it debuted last September. The company has made o3-mini available in the free, Plus, Pro and Team ...

Neither o3 nor o3-mini are widely available yet, but safety researchers can sign up for a preview for o3-mini starting today. An o3 preview will arrive sometime after; OpenAI didn’t specify when.