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  "title": {
    "zh": "OpenAI 推出 GPT-6.1 Terra，半价出售的半好 AI 模型",
    "en": "GPT-6.1 Terra"
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    "en": "OpenAI has released GPT-6.1 Terra; the mid-tier model is positioned with 50% lower standard API prices than GPT-5.6 Terra, improved computer-use performance, and stronger factuality/coding benchmark results, available in ChatGPT Work, Codex, and to developers."
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      "title_zh": "GPT-6.1 Terra",
      "title_en": "GPT-6.1 Terra",
      "what_changed_zh": "OpenAI 发布了 GPT-6.1 Terra，这是一款中端模型，声称在事实准确性和编程能力上有显著提升，引发社区对其命名层级和观察到的推理 token 用量的质疑。",
      "what_changed_en": "OpenAI released GPT-6.1 Terra, a mid-tier model it claims offers a significant step up in factuality and coding, prompting community scrutiny of its naming tiers and observed reasoning-token usage.",
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      "current_state_en": "OpenAI released GPT-6.1 Terra, a mid-tier model it claims offers a significant step up in factuality and coding, prompting community scrutiny of its naming tiers and observed reasoning-token usage.",
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      "title_zh": "OpenAI 推出 GPT-6.1 Terra，半价出售的半好 AI 模型",
      "title_en": "OpenAI Launches GPT-6.1 Terra, Its Half-Good AI Model at Half the Price",
      "what_changed_zh": "新增了GPT-6.1 Terra的定价、可用范围和基准表现：标准API价格较GPT-5.6 Terra低50%，面向Plus、Pro、Enterprise和Edu用户在ChatGPT Work和Codex推出，并公布内部事实错误率及Terminal-Bench 4.0成绩。",
      "what_changed_en": "Added pricing, availability, and benchmark details for GPT-6.1 Terra: standard API prices are 50% lower than GPT-5.6 Terra, it is available to Plus, Pro, Enterprise, and Edu users in ChatGPT Work and Codex, and OpenAI published internal factual-error and Terminal-Bench 4.0 results.",
      "current_state_zh": "OpenAI已发布GPT-6.1 Terra；该中端模型以较GPT-5.6 Terra低50%的标准API价格、改进的computer-use能力和更强的事实性/编码基准表现推出，并向ChatGPT Work、Codex用户及开发者开放。",
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      "detailed_summary_zh": "OpenAI released GPT-6.1 Terra, a cheaper and more capable mid-tier model with improved computer-use performance and 50% lower standard API prices than GPT-5.6 Terra.",
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