Seoul shares spike over 4.6 pct on renewed AI optimism
Yonhap News Agency
Read full postSouth Korean stocks jumped over 4.6% on Sept. 7, 2026, driven by investor enthusiasm following OpenAI's launch of the GPT-6 Astra model, which is expected to increase demand for memory chips. The KOSPI index gained 308.18 points, continuing a three-day rally amid optimism about advancing artificial general intelligence.

- OpenAI spent millions to solve this famous math problem — mathematicians are furious· Understanding AI
- OpenAI puts Pro subscriptions on hold due to Astra demand· TechCrunch
- OpenAI’s Supposed Mathematical Breakthrough Devolves Into Explosive Drama as Mathematician Accuses It of Stealing His Work· Futurism
- OpenAI Releases GPT-6 Astra for Coding and Computer Use· InfoQ (AI, ML & Data)
- EU cybersecurity agency is now testing Mythos 5 and GPT-6 Astra, the Commission says· The Next Web
- The Fight Over OpenAI’s Math Breakthrough Is a New Kind of Scientific Arms Race· 2 sources

