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ChatGPT、Codex 及 API 出现性能下降，现已恢复
原标题：Degraded performance in ChatGPT, Codex, and APIs
AI 摘要
OpenAI 状态页面显示，ChatGPT、Codex 及多项 API 服务于 2026 年 10 月 21 日出现性能下降，受影响组件涵盖 Chat Completions、Responses、Agents、微调、嵌入、图像、音频、实时、登录等。OpenAI 先调查、再实施缓解并监控恢复，最终于当日 11:28 宣布所有受影响服务已完全恢复。
以上摘要由 AI 生成，可能存在误差。事实请以原文为准。
正文节选
Availability metrics are reported at an aggregate level across all tiers, models and error types. Individual customer availability may vary depending on their subscription tier as well as the specific model and API features in use. Degraded performance in ChatGPT, Codex, and APIs Resolved·Degraded performance All impacted services have now fully recovered. Wed, Oct 21, 2026, 11:28 AM (53 minutes ago) · Affected components Chat Completions Responses Agents Decisions Fine-tuning Embeddings Images
发布时间：2026-10-21 11:28
抓取时间：2026-10-21 11:19
来源机构：OpenAI