Dhaka, March 6 -- 5.4, its newest frontier artificial intelligence model, introducing major upgrades in reasoning, coding and automated task execution.

The company said the model combines several of its recent advancements into a single system and is available in different variants, including GPT-5.4 Thinking and GPT-5.4 Pro.

One of the most significant features of GPT-5.4 is its 1 million-token context window, allowing it to analyse very large datasets such as entire codebases or extensive collections of documents more efficiently.

OpenAI also said GPT-5.4 is the first mainline model with built-in computer-use capabilities, enabling AI agents to directly interact with software to complete tasks. This means the system can operate compu...