> For the complete documentation index, see [llms.txt](https://axon-finance.gitbook.io/axon-finance-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://axon-finance.gitbook.io/axon-finance-docs/part-ii-shi-chang-yu-ji-hui/part2-market.md).

# 引读：为什么是现在

> 三条独立的趋势，正在同一个时点交汇。

伟大的基础设施机会，往往不是被某一个趋势创造的，而是被**多条趋势的交汇**创造的。互联网的商业化，是宽带、浏览器与信用卡在线支付三者同时成熟的结果；智能手机的爆发，是触摸屏、移动网络与应用商店的合流。

今天，在支付这条赛道上，三条趋势正在交汇：

1. **稳定币正在成为全球支付层**——链上结算规模已经超过了传统卡组织的总和。
2. **PayFi 正在把货币的时间价值搬上链**——一个把真实现金流带进加密世界的新范式。
3. **AI 代理经济正在到来**——一个全新的、非人类的支付主体正在崛起。

而在这三条趋势的交汇处，是一片**尚无人占据的白海**：没有任何一条公链，是为「PayFi + AI 代理支付」从地基设计的。

本部分逐一拆解这三条趋势与它们交汇出的机会：

* **2.1** 稳定币如何从一个加密工具，长成了全球支付层。
* **2.2** PayFi 是什么、从哪来，以及它背后的金融学内核——货币的时间价值。
* **2.3** 它要颠覆的旧世界：跨境支付的结构性痛点。
* **2.4** 新的支付主体：AI 代理经济的兴起。
* **2.5** 谁在这条赛道上，他们的路线与局限。
* **2.6** 白海在哪里，以及这个市场到底有多大。


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