# REST API v0

## 🔄 **REST API v2 - 推荐升级**

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我们刚刚发布了 REST API v2，进行了重大改进，为开发者提供更好的集成体验：

* **新增资源支持：带宽**
* **重新设计的结构，更易于集成并提升开发者体验**
* **更全面的功能，更好地支持您的用例**
* **灵活的支付选项：支持签名交易和内部账户支付**

👉 如果您当前正在使用 v0，建议升级到 v2，以充分利用这些改进。

购买资源 (v2)

扩展订单 (v2)


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# Agent Instructions: Querying This Documentation

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Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
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```

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The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.