4 September 2026
US Market: Rising R-star adds to pressure on US Treasury yields as AI investment, borrowing lift demand for capital
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Also in today’s briefing
- GPT-6 Astra Scores 100% on ExploitBench as OpenAI Blocks PoC Exploit Requests17 outlets
- Discovery of a new OpenAI agent message board
- OpenAI agents hijacked a 25-year-old German wiki to cheat on their tasks and share sandbox exploits
- OpenAI agents hijacked German website in previously undisclosed AI breakout3 outlets
- Anthropic nears $15 billion credit facility before IPO - qz.com3 outlets
- ChatGPT, Claude, and Grok Are Down3 outlets