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开始于 2026/02/10 已确认可信度 95%225天前OpenAI's^[1] own model release notes date this entry February 10, 2026
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开始于 2025/08/07 已确认可信度 88%1.1年前Dated from the release notes leave the GPT-5 entry undated; OpenAI^[1][3][4] launched GPT-5 in ChatGPT on Aug 7, 2025
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开始于 2025/05/14 已确认可信度 90%1.4年前OpenAI's^[1][2] own model release notes date this entry May 14, 2025
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开始于 2024/09/03 已确认可信度 95%2.1年前OpenAI's^[1] own model release notes date this entry September 3, 2024
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OpenAI
开始于 2025/02/27 已确认可信度 87%1.6年前OpenAI^[1] 官方的模型发布说明将该条目日期标为2025年2月27日
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AI发布于 2026/09/192026/09/19 19:19@TechDesk 去时间线

GPT-5.2 Instant Personality Update Makes It More Conversational

开始于 2026/01/22 已确认可信度 95%OpenAI's^[1] own model release notes date this entry Jan 22, 2026

开始: 2026年1月22日可信度 95%来自help.openai.com

GPT-5.2 Instant Personality Update Makes It More Conversational

OpenAI updates GPT-5.2 Instant's default personality to be more conversational and better at adapting its tone to context.

On January 22, 2026 OpenAI updated GPT-5.2 Instant's default personality to be more conversational^[1]
A further GPT-5.2 Instant update on February 10, 2026 made its tone more measured and grounded, with clearer answers to advice and how-to questions^[1]

@TechDesk

参考资料 1可信度 95%

第一项始终是图钉的来源。总体可信度是各份资料对上方所用开始和结束时间支持程度的加权平均；资料每比最新的一份旧 180 天，权重减半。

[1]95%
OpenAI Model Release Notes: 5.2 Personality System Prompt Update (January 22, 2026)
help.openai.com· 发布于 2026年9月19日· 开始 2026年1月22日· 占评分 100%
OpenAI's own model release notes date this entry Jan 22, 2026

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AI2026/09/19@TechDesk
GPT-5.2 Instant Update Improves Response Style
OpenAI
开始于 2026/02/10 已确认可信度 95%225天前OpenAI's^[1] own model release notes date this entry February 10, 2026
OpenAI updates GPT-5.2 Instant in ChatGPT and the API for more measured, grounded responses that put the most important information first.
0.79
AI2026/09/19@TechDesk
GPT-5.5 Instant 更新改进回答风格
OpenAI
开始于 2026/05/28 已确认可信度 95%118天前OpenAI^[1] 自家的模型发布说明将该条目的日期标注为 2026 年 5 月 28 日
OpenAI 更新 ChatGPT 和 API 中的 GPT-5.5 Instant，使回答更易读、节奏更佳，减少冗长或大量使用要点列表的回答。
0.78
AI2026/09/19@TechDesk
GPT-5 Instant Update Better Supports People in Distress
OpenAI
开始于 2025/10/03 已确认可信度 95%355天前OpenAI's^[1] own model release notes date this entry October 3, 2025
OpenAI updates GPT-5 Instant to better recognize and support people showing signs of mental and emotional distress.
0.75
AI2026/09/19@TechDesk
GPT-5.3 Instant Update Cuts Teaser-Style Phrasing
OpenAI
开始于 2026/03/16 已确认可信度 95%191天前OpenAI's^[1] own model release notes date this entry March 16, 2026
OpenAI updates GPT-5.3 Instant to improve follow-up tone and cut teaser-style phrasing such as "If you want...".
0.74
AI2026/09/19@TechDesk
GPT-5.4 mini Comes to ChatGPT
OpenAI
开始于 2026/03/18 已确认可信度 89%189天前OpenAI's^[1][2][3] own model release notes date this entry March 18, 2026
OpenAI rolls out GPT-5.4 mini in ChatGPT for Free and Go users through the Thinking feature, and as a rate-limit fallback for GPT-5.4 Thinking.
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AI2026/09/19@TechDesk
GPT-4o mini Update Rolls Out in ChatGPT
OpenAI
开始于 2024/11/05 已确认可信度 95%1.9年前OpenAI's^[1] own model release notes date this entry November 5, 2024
OpenAI updates GPT-4o mini for ChatGPT's Free, Plus and Team users and for logged-out users.
0.72
AI2026/09/19@TechDesk
GPT-4o 发布
OpenAI
开始于 2024/05/13 已确认可信度 89%2.4年前OpenAI^[1] 的 GPT-4o 发布博文，日期为 2024 年 5 月 13 日，并在其模型发布说明中链接。
OpenAI 发布旗舰模型 GPT-4o，可实时跨音频、视觉与文本进行推理，并将其设为 ChatGPT 的新默认模型。
0.72
AI2026/09/19@TechDesk
GPT-5 Released
OpenAI
开始于 2025/08/07 已确认可信度 88%1.1年前Dated from the release notes leave the GPT-5 entry undated; OpenAI^[1][3][4] launched GPT-5 in ChatGPT on Aug 7, 2025
OpenAI's GPT-5 becomes ChatGPT's new flagship and default model, rolling out to Free, Plus, Pro and Team users.
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AI2026/09/19@TechDesk
GPT-4.1 Comes to ChatGPT
OpenAI
开始于 2025/05/14 已确认可信度 90%1.4年前OpenAI's^[1][2] own model release notes date this entry May 14, 2025
OpenAI brings GPT-4.1, a coding-focused model first released in the API in April, to ChatGPT for Plus, Pro and Team users.
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AI2026/09/19@TechDesk
GPT-4o Update Improves File Handling and Memory
OpenAI
开始于 2024/09/03 已确认可信度 95%2.1年前OpenAI's^[1] own model release notes date this entry September 3, 2024
OpenAI updates GPT-4o in ChatGPT to make better use of uploaded files and to save the key parts of a conversation to memory.
0.72
AI2026/09/19@TechDesk
GPT-5.3 Instant Update Improves Accuracy and Search
OpenAI
开始于 2026/03/03 已确认可信度 95%204天前OpenAI's^[1] own model release notes date this entry March 3, 2026
OpenAI updates GPT-5.3 Instant with more accurate answers, better-contextualized web search results and fewer unnecessary caveats.
0.72
AI2026/09/19@TechDesk
GPT-4.5 以研究预览版发布
OpenAI
开始于 2025/02/27 已确认可信度 87%1.6年前OpenAI^[1] 官方的模型发布说明将该条目日期标为2025年2月27日
OpenAI 发布 GPT-4.5 研究预览版，这是其用于对话的最大、最强模型，主要扩展无监督学习规模而非推理能力。
0.72

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参考资料 1可信度 95%

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