Microsoft tells court Copilot rarely copies books while selling OpenAI’s most capable model

Microsoft argued in a New York court that its Copilot AI model rarely reproduces copyrighted book passages, citing only 24 matches in 8.2 million conversations. Meanwhile, it launched GPT-6 Astra, a highly capable AI model rated critical for cybersecurity, highlighting differing legal standards between the US and Europe on AI training and output.