
GPT-5.4 Thinking and GPT-5.4 Pro are rolling out now in ChatGPT. GPT-5.4 is also now available in the API and Codex. GPT-5.4 brings our advances in reasoning, coding, and agentic workflows into one frontier model.
Ryan Brewer
1.4K posts

@ryanbrewer
building in finance @OpenAI

GPT-5.4 Thinking and GPT-5.4 Pro are rolling out now in ChatGPT. GPT-5.4 is also now available in the API and Codex. GPT-5.4 brings our advances in reasoning, coding, and agentic workflows into one frontier model.

intentionally listening to music instead of having it as constant background noise to avoid facing a second of stillness








one ordinary thunderstorm, averaged over its lifetime, outputs about 200 GW. a cat 5 hurricane like katrina is outputting 600 TERRAwatt average. the scope and scale of human civilization is still small even on our own planet




Codex anywhere and everywhere, all the time. Now your Mac doesn’t have to be unlocked for Codex to use your computer. From your phone, Codex can securely use apps on your Mac, even when the screen is off and locked. #locked-use" target="_blank" rel="nofollow noopener">developers.openai.com/codex/app/comp…











Excited to announce ChatGPT for Powerpoint! This was another super interesting build. Create new slides, ask questions across your deck, and make updates directly in PowerPoint. chatgpt.com/apps/powerpoin…