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

# Using the API

> Base URL, headers, authentication, pagination, filtering, and errors.

## Base URL

<ParamField path="Production" type="URL">
  `https://app.ezyshield.com.au/api`
</ParamField>

<ParamField path="Sandbox" type="URL">
  `https://sandbox.ezyshield.com.au/api`
</ParamField>

## Required headers

Send JSON requests with these headers:

```http theme={null}
Accept: application/json
Content-Type: application/json
Authorization: Bearer YOUR_API_KEY
```

File upload endpoints, such as ABA file checks, use multipart requests where documented.

## OpenAPI specification

The OpenAPI document is available at [api.json](/api-reference/api.json).

## Common behavior

<CardGroup cols={2}>
  <Card title="Authentication" icon="key" href="/api-reference/authentication">
    Send API keys and understand organization-scoped abilities.
  </Card>

  <Card title="Errors" icon="triangle-exclamation" href="/api-reference/errors">
    Handle common HTTP statuses and validation failures.
  </Card>

  <Card title="Pagination" icon="list" href="/api-reference/pagination">
    Navigate list endpoints.
  </Card>

  <Card title="Filtering and sorting" icon="filter" href="/api-reference/filtering-and-sorting">
    Shape list results where endpoint filters and sorts are available.
  </Card>
</CardGroup>