OpenAI’s GPT-5.3 Instant improves ChatGPT’s most-used model with fewer hallucinations, better web synthesis, and smoother conversations.

OpenAI is launching today a new GPT-5.4 flagship model, which it considers as its “most capable and efficient frontier model ...

OpenAI's release of GPT-5 included embedding the new AI model into its AI chatbot to produce ChatGPT 5. But ChatGPT 5 isn't a singular model; there are three variations, Fast, Thinking, and Pro. You ...

OpenAI’s latest GPT-5 model dropped yesterday and it’s making big waves in the rapidly moving AI industry. GPT-5 is more than an upgrade. It aims to be a single, smarter system that blends reasoning, ...

In what has already been a busy past few days for new model releases, OpenAI is capping off the week with a research preview of GPT-4.5. The company is touting the new system as its largest and best ...

What if the power of innovative AI wasn’t locked behind proprietary walls but placed directly in the hands of developers, researchers, and innovators? OpenAI’s latest release, GPT-OSS 120B and 20B, ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

OpenAI announced on Thursday it is launching GPT-4.5, the much-anticipated AI model code-named Orion. GPT-4.5 is OpenAI’s largest model to date, trained using more computing power and data than any of ...

NVIDIA and OpenAI have collaborated to release the gpt-oss family of open-source AI models, optimized for NVIDIA RTX GPUs. These models, gpt-oss-20b and gpt-oss-120b, bring advanced AI capabilities to ...

OpenAI has sent out emails notifying API customers that its chatgpt-4o-latest model will be retired from the developer platform in mid-February 2026,. Access to the model is scheduled to end on ...