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

# Grain Developer Portal

> Integrate FX hedging and cross-currency payments into your platform

The Grain platform lets you lock cross-currency rates to protect against FX risk, and make cross-currency payments. These docs cover everything you need to build with the Grain API.

<CardGroup cols={2}>
  <Card title="Get Started" icon="rocket" href="/get-started/index">
    Follow the step-by-step guide to create your first hedge in Sandbox.
  </Card>

  <Card title="Concepts" icon="book-open" href="/concepts/core-concepts">
    Understand hedging, quotes, settlement, and funding
  </Card>

  <Card title="API Reference" icon="square-terminal" href="/api-reference/introduction">
    Explore the full Grain API, endpoint by endpoint, with examples.
  </Card>

  <Card title="Support" icon="envelope" href="mailto:support@grainfinance.co">
    Get in touch with our team if you have questions.
  </Card>
</CardGroup>