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Mira Murati leaves OpenAI(twitter.com)
722 points by brianjking | 502 comments
A post on X by Mira Murati announcing her departure from OpenAI; the post content did not load in the capture.
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GPT-5.2(openai.com)
1125 points by atgctg | 988 comments
OpenAI platform documentation page on using GPT-5.2, covering its improvements, features, and migration guidance for the GPT-5 model family.
GPT-5.5 Codex reasoning-token clustering may be leading to degraded performance(github.com)
339 points by maille | 140 comments
GitHub issue on openai/codex reporting GPT-5.5 reasoning-token counts clustering at 516/1034/1552, possibly degrading performance on complex tasks.
Train Your Own LLM from Scratch(github.com)
376 points by kristianpaul | 43 comments
GitHub repository by angelos-p providing code and docs for training your own large language model from scratch.
GPT-5.2 derives a new result in theoretical physics(openai.com)
545 points by davidbarker | 369 comments
OpenAI post announcing that GPT-5.2 derived a new result in theoretical physics; the captured page shows only a loading logo.
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.
GPT-5 for Developers(openai.com)
445 points by 6thbit | 251 comments
OpenAI's announcement of GPT-5 for developers via its API, pitched as its best model for coding and agentic tasks.






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