本期汇总 2026-02-15 当周来自 OpenAI News 的 3 条更新。内容为信源标题与摘要的客观转述，完整信息请点原文链接。
1. GPT-5.2 derives a new result in theoretical physics
- 来源：OpenAI News（原文日期 2026-02-13）
- 分类：市场动态
- 原文：https://openai.com/index/new-result-theoretical-physics
A new preprint shows GPT-5.2 proposing a new formula for a gluon amplitude, later formally proved and verified by OpenAI and academic collaborators.
2. Introducing Lockdown Mode and Elevated Risk labels in ChatGPT
- 来源：OpenAI News（原文日期 2026-02-13）
- 分类：产品发布
- 原文：https://openai.com/index/introducing-lockdown-mode-and-elevated-risk-labels-in-chatgpt
Introducing Lockdown Mode and Elevated Risk labels in ChatGPT to help organizations defend against prompt injection and AI-driven data exfiltration.
3. Beyond rate limits: scaling access to Codex and Sora
- 来源：OpenAI News（原文日期 2026-02-13）
- 分类：产品发布
- 原文：https://openai.com/index/beyond-rate-limits
How OpenAI built a real-time access system combining rate limits, usage tracking, and credits to power continuous access to Sora and Codex.