OpenAI's GPT-5.4, an agentic coding model, is now generally available in GitHub Copilot. The model was tested on real-world software development scenarios and demonstrated improved coding capabilities.
OpenAI has released version 2.25.0 of its Python SDK, adding support for GPT-5.4 and introducing a new tool search feature alongside a computer control tool for agent-based automation. The update, released March 5, 2026, also includes API schema refinements and parameter changes to the prompt cache and message handling.
OpenAI has launched GPT-5.4, its latest model with native computer use capabilities that allow it to operate computers and complete tasks across applications. The release represents a step toward autonomous AI agents that can handle complex jobs independently. The model includes advancements in reasoning, coding, and professional work with spreadsheets, documents, and presentations.
OpenAI has launched GPT-5.4, which the company describes as its most capable and efficient frontier model for professional work. The release includes Pro and Thinking variants, though specific technical specifications and pricing remain unclear.