OpenAI launches GPT-5.4 with native computer use mode, financial plugins for Microsoft Excel, Google Sheets

The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some tasks) than its predecessors).

OpenAI's new GPT-5.4 clobbers humans on pro-level work in tests - by 83%

OpenAI's new GPT-5.4 clobbers humans on pro-level work in tests - by 83% ...
The Next Web

OpenAI’s GPT-5.4 sets new records on professional benchmarks

OpenAI released GPT-5.4 today with native computer use, a 1M-token context window, and new professional benchmarks. Find what ...
Forbes

GPT-5’s System Prompt Just Leaked. Here’s What We Learned

GPT-5’s system prompt just leaked to Github, showing what OpenAI wants ChatGPT to say, do, remember … and not do. Unsurprisingly, GPT-5 isn’t allowed to reproduce song lyrics or any other ...
Ars Technica

Converting an MBR disk to a GPT disk?

Does anyone know if it's safe to run the Windows 10 "mbr2gpt.exe" tool on a (non-OS) disk in Server 2008 R2? If so, is the process reasonably quick? (This is an almost completely full, 2.0 TB disk ...