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  "description": "GPT-5 是 OpenAI 于 2025 年 8 月 7 日发布的统一旗舰模型，由快速模型、深度推理模型与实时路由器组成。",
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    "summary": "GPT-5 是 OpenAI 于 2025 年 8 月 7 日发布的统一旗舰模型，由快速模型、深度推理模型与实时路由器组成。",
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        "title": "Introducing GPT-5 | OpenAI",
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    "body": "GPT-5 是 OpenAI 于 2025 年 8 月 7 日发布的统一旗舰模型，由快速模型、深度推理模型与实时路由器组成。[^s1]\n\n## 发布背景\n发布时上下文窗口为400K tokens，最大输出为128,000 tokens，API 标识为 gpt-5。[^s1]\n统一系统：快速模型、深度推理模型 GPT-5 thinking 与实时路由器组成，发布时取代 GPT-4o、o3、o4-mini、GPT-4.1 与 GPT-4.5 成为 ChatGPT 默认模型[^s1]\n\n## 定价与获取\n每百万 token 输入 1.25 美元、输出 10 美元。[^s1]\n\n## 性能表现\n以下为OpenAI公布的自家评测结果，尚未经独立复现。[^s1]\n- SWE-bench Verified：74.9%（高于前代 o3 的 69.1%）[^s1]\n- AIME 2025：94.6%（无工具条件下，OpenAI 称创数学新高）[^s1]\n- Aider Polyglot：88%（OpenAI 称错误率较 o3 减少约三分之一）[^s1]\n- GPQA：88.4%（为 GPT-5 Pro 无工具条件下的分数，非标准版 GPT-5）[^s1]\n\n## 主要特点\n- API 提供 gpt-5、gpt-5-mini、gpt-5-nano 三种规格，总上下文 400K tokens，其中输入上限 272,000 tokens、输出上限 128,000 tokens，并新增 minimal 推理力度与 verbosity 参数[^s1]\n- API 已宣布退役：gpt-5 及 2025-08-07 快照定于 2026-12-11 从 API 移除，官方推荐替代为 gpt-5.6-sol[^s1]\n\n## 定位与后续\nGPT-5 是 OpenAI 于 2025-08-07 发布的统一旗舰模型，接替 GPT-4o 与 o3 系列，GPT-5.1（2025-11-12）与 GPT-5.2（2025-12-11）为同代后续迭代而非新一代，其后继为 GPT-5.6 系列及 GPT-6 Astra。 其前代为[[work_gpt_4o|GPT-4o]]。[^s1]",
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