> ## Documentation Index
> Fetch the complete documentation index at: https://developers.paxoslabs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Amplify SDK

> Build yield into your application with the Amplify SDK

The Amplify SDK provides everything you need to integrate stablecoin yield into your application. Choose the path that matches your integration journey.

<CardGroup cols={3}>
  <Card title="Getting Started" icon="rocket" href="/v0.4.2/intro/products/earn/developers/getting-started/installation">
    Install the SDK and run your first deposit in under 10 minutes.
  </Card>

  <Card title="Guides" icon="book" href="/v0.4.2/intro/products/earn/developers/guides/index">
    Step-by-step tutorials for deposits, withdrawals, and smart wallet integration.
  </Card>

  <Card title="API Reference" icon="code" href="/v0.4.2/intro/products/earn/developers/api/index">
    Complete function reference with parameters, return types, and examples.
  </Card>
</CardGroup>

## What's New in v0.4.2

* **WithdrawQueue Migration** - Withdrawal flows now use `prepareWithdrawalAuthorization()` + `prepareWithdrawal()`
* **New Withdrawal APIs** - Added low-level `prepareWithdrawOrderTxData()` and `prepareApproveWithdrawOrderTxData()`
* **Chain-Aware Guide** - Added multi-chain integration guidance for discovery and execution
* **Helper Imports** - Added focused helper import guidance (`/core`, `/vaults`, `/utils`)
* **SDK-Synced Content** - Withdrawal and chain-related docs are aligned with the SDK repository docs

## Quick Links

<CardGroup cols={2}>
  <Card title="Concepts" icon="lightbulb" href="/v0.4.2/intro/products/earn/developers/getting-started/concepts">
    Understand vaults, yield types, permits, and slippage controls.
  </Card>

  <Card title="Troubleshooting" icon="wrench" href="/v0.4.2/intro/products/earn/developers/troubleshooting">
    Common issues, error codes, and debugging strategies.
  </Card>

  <Card title="Types Reference" icon="brackets-curly" href="/v0.4.2/intro/products/earn/developers/types/index">
    TypeScript types, enums, and discriminated unions.
  </Card>

  <Card title="Changelog" icon="clock-rotate-left" href="/v0.4.2/intro/products/earn/developers/changelog">
    Version history and migration guides.
  </Card>
</CardGroup>