We tested both on writing, coding, research, and video. See which one fits your workflow, budget, and use case.

OpenAI (OPENAI) said on Tuesday that its GPT-5.5 Instant model would become its default model for its near-ubiquitous ChatGPT chatbot as it keeps improving the app. “Because Instant is the daily ...

The company said the model reduces hallucination in sensitive areas such as law, medicine, and finance, while maintaining the low latency of its predecessor.

Greg Brockman, OpenAI’s president, testified in a trial pitting Mr. Musk against his company that the world’s richest man was eager to change how it operated as a nonprofit. By Cade Metz and Mike ...

PCWorld reports that OpenAI has launched GPT-5.5, its most advanced AI model, exclusively for paying ChatGPT subscribers on Plus, Pro, Business, and Enterprise plans. The new model delivers faster, ...

OpenAI has announced the release of GPT-5.5, the latest upgrade to the company's family of models powering its ChatGPT and Codex apps. OpenAI describes GPT-5.5 as better at multi-step work, claiming ...

OpenAI just announced that ChatGPT is getting a model upgrade to GPT-5.5. The company says the model will bring better results because of changes to how it understands context. OpenAI released another ...

GPT-5.5 lands seven weeks after the release of GPT-5.4, which arrived on March 5. OpenAI says the newest model “understands what you’re trying to do faster” and that it can “carry more of the work ...

OpenAI announced GPT-5.5, its latest AI model that is better at coding, using computers and pursuing deeper research capabilities. The launch comes just weeks after Anthropic unveiled Claude Mythos ...

The new model ‘excels’ at tasks like writing and debugging code and doing work across different tools. The new model ‘excels’ at tasks like writing and debugging code and doing work across different ...

OpenAI’s latest model is here. The company says that new AI model, GPT-5.5, is extremely skilled at intuiting its user’s needs, and is the most effective ever at undertaking economically-viable work.

OpenAI’s latest AI model, GPT-5.5, codenamed “Spud,” has been unveiled, offering a glimpse into the next phase of artificial intelligence. As highlighted by World of AI, this transitional model ...