Unverified50% confidenceFactExact time
After nearly two and a half years of operation, ChatGPT's service stability has improved significantly, with API uptime typically maintained above 99.5%.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
8/30/2026
First Seen
Valid until: 11/28/2026
Sources
Related Entities
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UnverifiedChatGPT's group chat feature will be gradually discontinued; users will only be able to view chat history and will no longer be able to send messages.61% similarUnverifiedCommon causes of ChatGPT chat history disappearing include abnormal login state, corrupted local cache, bugs introduced by version updates, and temporary OpenAI server-side failures.60% similarUnverified本次更新带来更快、更流畅的聊天体验，但官方未披露具体的性能提升数据57% similarUnverifiedMature API services typically set a deprecation period during which legacy functionality remains available but returns deprecation warnings.53% similar
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