OpenAI has launched GPT-5.4, its first model with native computer-use capabilities, alongside financial plugins for Microsoft Excel and Google Sheets.

GPT-5.4 raises cost for heavy workloads; base rates start at $2.50 per million input tokens and $15 per million output tokens ...

GPT-5.4 is another model update focused on usefulness for agentic tasks, particularly knowledge work. OpenAI says this is its first model explicitly aimed at computer-use tasks; like competing models, ...

We deployed an AI agent and it spent an hour chatting with Clinton's parents. What that cost us, and how overnight model ...