> ## Documentation Index
> Fetch the complete documentation index at: https://yuno-3979e326-2026-05-13-universal-sdk-proposal.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Reference

Discover a comprehensive collection of essential data the Yuno API utilizes on this page. Effortlessly access the following categories through the provided links:

<Columns cols={2}>
  <Card arrow title="Airline information" href="/reference/airline-information" />

  <Card arrow title="Country reference" href="/reference/country-reference" />

  <Card arrow title="ECI indicators list" href="/reference/eci-indicators-list" />

  <Card arrow title="Industry category" href="/reference/industry-category-list" />

  <Card arrow title="Cards" href="/reference/cards" />

  <Card arrow title="Payment type" href="/reference/payment-type-list" />

  <Card arrow title="Purposes list" href="/reference/purposes-list" />

  <Card arrow title="Transaction category" href="/reference/transaction-category-list" />
</Columns>

Each link will redirect you to a corresponding information list, granting you quick access to the required details.