> For the complete documentation index, see [llms.txt](https://docs.yo.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.yo.xyz/integrations/integration-guides/sdk.md).

# SDK

A TypeScript SDK for the Yo yield protocol. Full ERC-4626 vault support with React hooks and multi-chain coverage.

```
npm install @yo-protocol/core viem
```

## Quick Links

* [Installation](/integrations/integration-guides/sdk/getting-started/installation.md) — Get set up with npm, pnpm, or yarn.
* [Quick Start](/integrations/integration-guides/sdk/getting-started/quickstart.md) — Build your first integration in minutes.
* [@yo-protocol/core](/integrations/integration-guides/sdk/core/overview.md) — Framework-agnostic TypeScript client.
* [@yo-protocol/react](/integrations/integration-guides/sdk/react/overview.md) — React hooks with wagmi and TanStack Query.
* [Guides](/integrations/integration-guides/sdk/guides/wagmi-setup.md) — Wagmi setup, Next.js SSR, error handling.
* [Examples](/integrations/integration-guides/sdk/examples.md) — Complete code examples and patterns.

## Features

* **ERC-4626 Vaults** — Deposit, withdraw, and redeem with full tokenized vault support.
* **Multi-Chain** — Native support for Ethereum and Base with unified APIs.
* **Type-Safe** — Zod-validated API responses and end-to-end TypeScript types.
* **Built on viem** — Low-level contract interactions via viem for reliability and performance.
* **React Hooks** — Automatic caching, refetching, and optimistic updates via TanStack Query.
* **Gateway Deposits** — Deposit any supported asset with built-in slippage protection.

## Supported Vaults

| Vault    | Underlying | Chains         |
| -------- | ---------- | -------------- |
| `yoETH`  | WETH       | Ethereum, Base |
| `yoBTC`  | cbBTC      | Base           |
| `yoUSD`  | USDC       | Base           |
| `yoEUR`  | EURC       | Base           |
| `yoGOLD` | XAUt       | Ethereum       |
| `yoUSDT` | USDT       | Ethereum       |


---

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