Same Model, 13.3% to 38.3%

Originally published on iHateReading Under the Hood OpenAI shipped GPT-6 Astra this week,...

OpenAI has released GPT-6 Astra, its newest frontier model, less than a week after Anthropic’s Claude...

On September 3, 2026, OpenAI released a model called GPT-6 Astra, and one of its senior figures told...

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OpenAI has launched Prism, a free AI-native workspace for scientists to write, revise, collaborate...

On July 30, OpenAI cut GPT-5.6 Luna to $0.20 per million input tokens and $1.20 per million output —...

OpenRouter 数据显示，OpenAI 对 Terra 和 Luna 模型的大幅折扣使日均 token 用量分别飙升 5.6 倍和 13.8 倍，而未降价的 Sol 仅增长 1.1 倍。

OpenAI 在 OpenAI-Hugging Face 事件后反思低估了模型真实网络攻击能力，正通过四大支柱强化自身安全：用 Codex 验证代码漏洞、用智能体优先分流安全告警、持续枚举攻击路径，并仅向可信防御者开放网络能力。文中演示 ChatGPT Work（基于 GPT-5.6 Sol）15 分钟发现个人网站 13 个问题并在一小时内完成修复。

GPT-5.6 模型家族以更低成本实现前沿级智能体性能，并新增推理持久化、原生多智能体编排和程序化工具调用等 API 能力。在 ARC-AGI-3 上，启用保留推理和压缩后，Sol 得分从 13.3% 跃升至 38.3%，且输出 token 减少约 6 倍。Luna 在 BrowseComp 上以 84.04% 的得分追平 GPT-5.5（84.36%），成本从 $33.27 降至 $1.33。