Aravind Srinivas· @AravSrinivas · X·· 14 天前精选AI 评分69
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Perplexity CEO Aravind Srinivas 宣布自研键值数据库 CobbleDB，替代 AWS DynamoDB 用于快速网页内容抓取，迁移后每年最多可节省一亿美元。该项目由两名工程师和数百个持续运行的 Computer 智能体在两个月内完成核心基础设施，官方研究称热存储批次读取延迟较 DynamoDB 全分布下降约 5 倍（P50 从 31.4ms 降至 5.60ms）。
推荐理由
原文给出成本节省数字和构建方式，图片补充了批次读取延迟的具体对比数据。
正文 · 原文
We built a replacement for AWS DynamoDB, a key-value database for fast web content fetches. This was done with two engineers and hundreds of persistent Computer agents over two months. Migrating to our in-house database will save us up to a hundred million dollars yearly.
We’re publishing research on how we built CobbleDB, our key-value database that serves web content for Perplexity search. Two engineers and a team of hundreds of proactive, always-on AI agents built the core infrastructure in two months.在 X 查看被引用的帖子
来源：Aravind Srinivas · x.com