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AI news on September 5, 2025 · Friday

5 stories — deduplicated across sources, ranked by significance, every source cited.
★ Top story · OpinionSep 5

Why language models hallucinate

OpenAI’s new research explains why language models hallucinate. The findings show how improved evaluations can enhance AI reliability, honesty, and safety.

GPT-5 bio bug bounty call

Models·OpenAI Blog·Sep 5
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ModelsGPT-5