Fable 5 采用缓慢，企业前沿 AI 付费意愿或触顶
原标题：Fable 5's slow adoption suggests corporate willingness to pay for frontier AI has hit a ceiling
AI 摘要
Anthropic 的最强模型 Fable 5 上市首月仅占其 API 代币销售量的 6%，收入占比 11.4%，远低于 OpenAI 的 GPT-5.6 Sol（代币占比 25%，收入占比 23%）。Ramp 经济学家认为，Fable 5 的高定价（每百万输入/输出 token 分别为 10 美元和 50 美元）触及了企业 AI 支出的天花板，性能提升难以转化为可衡量的价值。同时，OpenAI 和 Anthropic 的增长正在放缓，高级用户转向开源模型，但整体 AI 支出仍在上升。
正文节选
Fable 5's slow adoption suggests corporate willingness to pay for frontier AI has hit a ceiling Anthropic's Fable 5 is considered the most capable AI model on the market. But new sales data shows U.S. companies are barely adopting it. Spending data from financial services provider Ramp shows that companies are barely buying Anthropic's most powerful model through its API. In its first month after launch, Fable 5 accounted for only about six percent of the tokens purchased from Anthropic. Measure