Overview of significant events on the evening of June 26

12:00 (UTC+8) - 21:00 (UTC+8) Keywords: Polymarket, Walsh, Strategy, OpenAI1. Seven new national standards for "Artificial Intelligence: Agent Interconnection" have been released.2. Director of the Central Bank's Digital Currency Research Institute: Stablecoins and various cryptocurrencies are developing rapidly.3. Prediction market platform Polymarket's annualized revenue surpasses 1 billion USD.4. Federal Reserve Chair Walsh plans to appoint two senior central bank economists as advisors.5. Strategy preferred stock STRC will go ex-dividend and reset the monthly dividend rate on June 30.6. OpenAI's internal ChatGPT has been basically discontinued, with 99.8% of AI outputs now handled by Codex.7. Framework Ventures has completed fundraising for its fourth fund with 400 million USD and will expand into AI, robotics, and other fields.