OpenAI 推出 GPT-5.6 瞄准 Anthropic
openai 发布了 gpt-5.6 系列（sol、terra、luna），声称其在编码代理指数上超越 anthropic，且成本降低三分之一。
openai unveiled the gpt-5.6 family comprising sol (workhorse), terra (intermediate), and luna (budget-friendly), emphasizing 54% greater token efficiency and new defensive cybersecurity capabilities like threat modeling. the company claims sol achieves a score of 80 on the coding agent index, surpassing anthropic's fable 5, while consuming less than half the tokens and costing one-third less. the launch targets enterprise workflows via the new chatgpt work tool and follows releases from meta and spacexai. this escalation signals a fierce race for efficiency and market share among top ai labs.