A new benchmark can test how much LLMs become sycophants, and found that GPT-4o was the most sycophantic of the models tested.

Anthropic claims Claude Opus 4 can compete with GPT-4.1 and Gemini 2.5, while Sonnet 4 outperforms its predecessor in ...

OpenAI's GPT-4.1 upgrade is more than just hype. Here's how this model outperforms GPT-4o in software development, long-form ...

GPT‑4.1, GPT‑4.1 mini, and GPT‑4.1 nano are available now to all directly in ChatGPT. GPT-4.1 mini, replaces GPT-4o mini, in ...

OpenAI rolls out GPT-4.1 and GPT-4.1 mini to ChatGPT, offering smarter coding and instruction-following tools for free and ...

OpenAI announced that its flagship model, GPT-4.1, will be rolled out to ChatGPT. The model will be available for all paid accounts and team users under the model picker dropdown menu. OpenAI revealed ...

Previously available only via API, the models are now accessible to ChatGPT Plus, Pro, and Team users, while free users will ...

OpenAI's new GPT-4.1 models-standard, and mini-have been claimed to outperform GPT-4o in coding, instruction following, and ...

ChatGPT’s success to date has generated a debate about whether it could harness network effects to dominate the market for ...

OpenAI is releasing its GPT-4.1 and GPT-4.1 mini AI models in ChatGPT, giving users access to the company's improved coding models.