谷歌为NotebookLM秘密测试“文献综述”矩阵工具，推动从散文报告向结构化多维表格转型。该功能可一键映射大规模文献，自动生成涵盖主题、论点、方法论的对比网格，专为学术研究与复杂长文本分析优化。
亚马逊测试AI购物助手“Compare”，通过结构化报告从三大维度标签化对比产品，旨在重构用户购物路径，从展示转向深度决策辅助。
Openai
$8.75
输入tokens/百万
$70
输出tokens/百万
400
上下文长度
$1.75
$14
$56
1k
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