GPT-5(openai.com)
1994 points by rd | 2372 comments
OpenAI's launch page announcing GPT-5, described as its smartest, fastest model with built-in thinking, available to everyone in ChatGPT.
First screen, captured .
Looks similar
GPT-5-Codex(openai.com)
367 points by meetpateltech | 115 comments
OpenAI announcement of upgrades to Codex, including GPT-5-Codex, making it faster and more reliable across terminal, IDE, web, and mobile.
GPT-5.3-Codex(openai.com)
1442 points by meetpateltech | 567 comments
OpenAI announcement introducing GPT-5.3-Codex, a model expanding Codex across a wider range of professional computer work.
GPT-5.4(openai.com)
960 points by mudkipdev | 754 comments
OpenAI's announcement page for GPT-5.4, shown here as the GPT-5.4 Thinking System Card publication dated March 5, 2026.
GPT-5.2-Codex(openai.com)
565 points by meetpateltech | 301 comments
OpenAI's announcement of GPT-5.2-Codex, an agentic coding model for professional software engineering and defensive cybersecurity.
GPT-4.1 in the API(openai.com)
659 points by maheshrijal | 484 comments
OpenAI announcement introducing the GPT-4.1 model series in the API, with improvements in coding, instruction following, long context, and a new nano model.