OpenAI has released a new version of its GPT model, called GPT-5.4. This updated model is designed for professional work and boasts improvements in areas such as coding, computer use, tool search, and context understanding. Specifically, it can now handle up to one million tokens, which is a significant increase over previous versions. According to OpenAI, this makes GPT-5.4 the most capable and efficient frontier model they have developed so far. --- Why it matters: This matters because it could lead to more accurate and efficient AI-powered tools for professionals, such as coders and researchers, who rely on these models for tasks like code completion and debugging. Source: https://openai.com/index/introducing-gpt-5-4