Overview of Key Overnight Developments on July 27

21:00 (UTC+8) - 7:00 Keywords: OpenAI, Anthropic, Federal Reserve1. OpenAI and Anthropic are reported to have lobbied to block Chinese open-source models.2. The United States has suspended its bombing of Iran, as Omani officials traveled to Tehran for talks on Friday.3. Iranian Ministry of Foreign Affairs: Communication between Iran and the United States, as well as mediator activities, are still ongoing.4. WTI crude oil futures plunged 8.00% at the beginning of the session, now quoted at $83.23 per barrel.5. The probability that the Federal Reserve will keep interest rates unchanged this week is 63.7%.6. International oil prices plunged sharply early Monday; the suspension of mutual attacks between the US and Iran has fueled expectations of a ceasefire.