What is OpenAI’s GPT-5.5, its newest ‘smartest and most intuitive’ model?

AI Briefing

• – OpenAI's GPT-5.5 is the company's latest generative model designed for a variety of tasks.
• – The new model is said to be the 'smartest and most intuitive' version yet, according to OpenAI.
• – GPT-5.5 is particularly useful for tasks such as coding, office work, and early-stage scientific research.