Very grateful to Jensen for working to expand Nvidia capacity at AWS so much for us! tae kim (@firstadopter) Jensen said TWO days ago Nvidia is expanding OpenAI capacity at AWS "like mad" We also know OpenAI Codex token use is exploding. Any narrative that says aggregate OpenAI compute needs are weakening seems suspect. — https://nitter.net/firstadopter/status/2030030642109444100#m
@sama
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Codex Security Launched: AI-Powered Code Vulnerability Detection
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We just launched Codex Security!
— Rohan Varma (@rohanvarma) 6 mars 2026
Probably a no-brainer for most teams to turn on. Some things I'm excited about it:
– Agentic security review leveraging our SOTA models
– Always on codebase scanning
– Detailed reports with code paths on vulnerabilities
– Auto-fix any report… pic.twitter.com/iTdjQSnjKYWe just launched Codex Security! Probably a no-brainer for most teams to turn on. Some things I'm excited about it:
– Agentic security review leveraging our SOTA models
– Always on codebase scanning – Detailed reports with code paths on vulnerabilities
– Auto-fix any report with a PR Teams and enterprises can try it out through Codex web. -
Team Launches Well-Designed API for Developer Success
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this is a tremendous accomplishment from the team.
— Sam Altman (@sama) 11 mars 2025
i am obviously biased but i think it's one of the most well-designed and useful APIs ever, and that people will really love it. https://t.co/0J94UHD9INthis is a tremendous accomplishment from the team. i am obviously biased but i think it's one of the most well-designed and useful APIs ever, and that people will really love it.
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Y Combinator’s Transformative Impact on Tech Startup Ecosystem
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YC changed the startup ecosystem–maybe the whole tech industry–more than anything else over the past two decades. and the impact on many people's lives (including mine) has been astonishing. what a happy photo.
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AI Model Excels at Creative Writing and Metafictional Storytelling
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we trained a new model that is good at creative writing (not sure yet how/when it will get released). this is the first time i have been really struck by something written by AI; it got the vibe of metafiction so right. PROMPT: Please write a metafictional literary short story
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GPT-4.5 Rollout Begins for Plus Users
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GPT-4.5 rollout to plus users has started will complete within the next few days
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Neurochemical Hacking: Best Experience Ever
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(i realize i am getting neurochemically hacked here but idc, it's the best)
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OpenAI breakthrough: personal fulfillment beyond technical achievement
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very proud of the openai team for what is perhaps the most impressive scientific/technical breakthrough of recent decades thought that was the thing i'd always be most proud of in life turns out i am now more proud of a preemie baby for learning how to eat on his own!
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Staggered Access Strategy for Large Language Model Conversations
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so we think it's better to let people have real, long conversations with it, but that means we have to stagger people in rather than have everyone hit it hard a the same time. hope that makes sense and look forward to seeing your feedback!
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OpenAI Rolls Out GPT-4.5 to Plus Tier Users
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we are likely going to roll out GPT-4.5 to the plus tier over a few days. there is no perfect way to do this; we wanted to do it for everyone tomorrow, but it would have meant we had to launch with a very low rate limit. we think people are gonna use this a lot and love it.