From hard refusals to safe-completions: toward output-centric safety training
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AI Labs News
Announcements from OpenAI, Google, Anthropic, Hugging Face and other labs
GPT-5 System Card
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Vision Language Model Alignment in TRL ⚡️
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Introducing GPT-5
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Providing ChatGPT to the Entire U.S. Federal Workforce
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Introducing gpt-oss
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Open Weights and AI for All
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Welcome GPT OSS, the new open-source model family from OpenAI!
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gpt-oss-120b & gpt-oss-20b Model Card
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Estimating worst case frontier risks of open weight LLMs
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Measuring Open-Source Llama Nemotron Models on DeepResearch Bench
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What we’re optimizing ChatGPT for
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