# 亚马逊签署开放权重信，已向Anthropic投资130亿美元

- 来源：Rohan Paul (@rohanpaul_ai)
- 发布时间：2026-07-28 10:11
- AIHOT 分数：55
- AIHOT 链接：https://aihot.virxact.com/items/cms41bond04zwro82ukipctcu
- 原文链接：https://x.com/rohanpaul_ai/status/2081925443251491028

## AI 摘要

亚马逊已签署《开放权重与美国AI领导力》公开信，支持开放与闭源模型互补的生态方向。主推文指出，亚马逊已向Anthropic累计投资130亿美元现金，预计持有其约19%的经济权益。

## 正文

Amazon signed too.

Really interesting to note， Amazon has invested $13 B in cash so far in Anthropic， and likely owns an economic interest of roughly 19% of Anthropic.

### 引用推文

> Matt Garman：.@amazon has believed in giving customers choice across AI models for years. We have always supported open-weight models on Amazon Bedrock, starting back in 202...