If you are a ChatGPT Plus user, you can access GPT-4o in addition to GPT-5. If you are a Pro user, you can access the entire suite of legacy models, including GPT-4o, GPT-4.5 (research preview), o3, ...

Following the launch of GPT-5, users expressed discontent over its performance and reduced messaging capabilities compared to ...

Elon Musk downplayed the loss, calling Grok’s earlier strong performance a “side effect” and stating that xAI had “spent ...

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 ...

The unveiling of OpenAI's GPT-5 model has sparked backlash from users who miss the personality of previous versions. Long ...

OpenAI’s ChatGPT o3 has emerged victorious over Elon Musk’s xAI model, Grok 4, in the final of a Kaggle-hosted chess ...

Vectara, the RAG-as-a-Service and AI agent platform that operates the industry’s top hallucination leaderboard for foundation and reasoning models, has put OpenAI’s claims to the test and found that ...

In fewer than 24 hours, OpenAI would release an AI model intended to wipe out all the rest. That model, GPT-5, launched ...

OpenAI’s ChatGPT o3 model defeated Elon Musk’s xAI model Grok 4 in the final of a Kaggle-hosted tournament that set out to find the strongest chess-playing large language model (LLM). The event, held ...

If ChatGPT 5 is any indication, then it seems the era of “transformers” is over. What comes next in AI is not yet certain.

The GPT-5 launch comes as OpenAI faces increasing competition from Google's Gemini models, Anthropic's Claude family, and ...

OpenAI is bringing back GPT-4o in ChatGPT just one day after replacing it with GPT-5. In a post on X, OpenAI CEO Sam Altman ...