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

# Overview

The Nayax Lynx API documentation provides comprehensive information about the various available endpoints. The API enables integration with Nayax's services for managing payments, transactions, and related operations. This guide will help you understand the structure, endpoints, and usage of the API.

## API Services

Nayax Lynx API offers a wide range of functionalities through its endpoints, allowing you to integrate payment management and other services seamlessly.

### API Modules

<Columns cols={3}>
  <Card icon="link" title="Actors" arrow href="/reference/lynx/actors/get-actor-by-actorid" />

  <Card icon="link" title="Cards" arrow href="/reference/lynx/cards/get-cards" />

  <Card icon="link" title="Devices" arrow href="/reference/lynx/devices/get-device-by-deviceid" />

  <Card icon="link" title="Cards" arrow href="/reference/lynx/cards/get-cards" />

  <Card icon="link" title="EReceipt" arrow href="/reference/lynx/ereceipt/generate-ereceipt" />

  <Card icon="link" title="Lookups" arrow href="/reference/lynx/lookups/get-actor-types" />

  <Card icon="link" title="Machine Attribute" arrow href="/reference/lynx/machine-attribute/update-machine-attributes-to-defaults" />

  <Card icon="link" title="Machine Inventory" arrow href="/reference/lynx/machine-inventory/get-pick-list" />

  <Card icon="link" title="Machine Products" arrow href="/reference/lynx/machine-products/get-machine-products" />

  <Card icon="link" title="Machine Attribute" arrow href="/reference/lynx/machine-attribute/update-machine-attributes-to-defaults" />

  <Card icon="link" title="Machines" arrow href="/reference/lynx/machines/get-machine-basic-info" />

  <Card icon="link" title="Metadata" arrow href="/reference/lynx/metadata/upload-picture" />

  <Card icon="link" title="Payments" arrow href="/reference/lynx/payment/request-payment-refund" />

  <Card icon="link" title="Product Groups" arrow href="/reference/lynx/product-groups/get-product-group" />

  <Card icon="link" title="Products" arrow href="/reference/lynx/products/get-operator-products" />

  <Card icon="link" title="Scheduling" arrow href="/reference/lynx/scheduling/get-drivers" />

  <Card icon="link" title="Sign In" arrow href="/reference/lynx/sign-in/user-sign-in" />
</Columns>

## HTTP Response Codes

Nayax Lynx API uses standard HTTP response codes to indicate the success or failure of API requests.

* Codes in the `2xx` range indicate success.
* Codes in the `4xx` range indicate an error occurred based on the request.
* Codes in the `5xx` range indicate an internal server error.

## More Resources

<Columns cols={4}>
  <Card icon="link" title="Actor Types" href="/reference/manage-data-operations/lynx-api/actor-types">
    Details about the different types of sub-operators.
  </Card>

  <Card icon="link" title="Cards" href="/reference/lynx/cards/get-cards">
    Information about different card types and physical forms.
  </Card>

  <Card icon="link" title="Languages" href="/reference/manage-data-operations/lynx-api/languages">
    Supported languages and their corresponding IDs.
  </Card>

  <Card icon="link" title="Machine Types" href="/reference/manage-data-operations/lynx-api/machine-types">
    Icons and descriptions for various machine types.
  </Card>
</Columns>

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