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  "title": "GPT-6 Astra",
  "description": "GPT-6 Astra 是 OpenAI 于 2026 年 9 月 3 日发布的 GPT-6 世代旗舰模型。",
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        "title": "GPT-6 Astra: A new generation of intelligence | OpenAI",
        "url": "https://openai.com/index/gpt-6-astra/?video=1223245030"
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    "body": "GPT-6 Astra 是 OpenAI 于 2026 年 9 月 3 日发布的 GPT-6 世代旗舰模型。[^s1]\n\n## 发布背景\n发布时上下文窗口为1,050,000 tokens，最大输出为128,000 tokens，API 标识为 gpt-6-astra。[^s1]\n首个在 OpenAI Preparedness Framework 下网络安全能力被评为 Critical 级别的模型；通过 Daybreak 计划向获批安全团队放宽限制，2026-11-05 发布的 GPT-6-Cyber 即为其网安特化变体，仅限获批 Daybreak Red 客户使用。[^s1]\n\n## 定价与获取\n每百万 token 输入 10 美元、输出 50 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- ARC-AGI-3：99.9%（GPT-5.6 Sol 为 7.8%，Claude Opus 5 为 30.2%）[^s1]\n- Terminal-Bench 4.0：57.9%（GPT-5.6 Sol 为 37.3%，Claude Fable 5.1 为 55.8%）[^s1]\n- OSWorld 2.0：72.6%（GPT-5.6 Sol 为 65.7%，且单任务耗时约 40 分钟对约 75 分钟）[^s1]\n- ExploitBench：100%（GPT-5.6 Sol 为 78.5%）[^s1]\n\n## 主要特点\n- GPT-6 家族旗舰：同系列 GPT-6 Sol 与 GPT-6 Luna 于 2026-09-22 加入，GPT-6.1 Sol（2026-09-29）与 GPT-6.1 Terra（2026-10-26）为后续更便宜的同代更新；原计划的 GPT-6.1 Astra 已于 2026-09-28 取消，GPT-6.2 Astra 截至 2026-11-10 未发布，仅见于泄露与 Codex 用量标签。[^s1]\n- 知识截止 2026-04-30；输入超 272,000 token 的请求按长上下文价计费（输入与缓存费率 2 倍、输出 1.5 倍，整单适用）。[^s1]\n\n## 定位与后续\nGPT-6 世代旗舰、GPT-5.6 Sol 的继任者，定位高于同家族的 GPT-6.1 Sol、GPT-6.1 Terra 与 GPT-6 Luna，GPT-6-Cyber 是其网安特化衍生版；截至 2026-11-10 尚无已发布的 6.1 或 6.2 版 Astra 后继型号。[^s1]",
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