> For the complete documentation index, see [llms.txt](https://zypher-network.gitbook.io/zypher-network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://zypher-network.gitbook.io/zypher-network/developer-support/ai-game-demo/z4-game-framework/z4-node/api-and-sdk.md).

# API & SDK

How to interact with Z4 nodes on the client side

### How to connect to Z4 node

Here we will expand How to connect to Z4 node, including custom node and PoZK node.

#### Custom node

#### PoZK node

#### SDKs

We support multiple languages SDKs

* Rust: z4-sdk
* Javascript: z4-sdk