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

# API Error Codes

<table class="table table-big">
  <thead>
    <tr>
      <th>Error Name</th>
      <th>Status Code</th>
      <th>Description</th>
    </tr>
  </thead>

  <tbody>
    <tr>
      <td>INVALID\_API\_KEY</td>
      <td>403</td>
      <td>API Key not provided</td>
    </tr>

    <tr>
      <td>MODEL\_NOT\_FOUND</td>
      <td>404</td>
      <td>Model does not exist</td>
    </tr>

    <tr>
      <td>FAILED\_TO\_AUTH</td>
      <td>401</td>
      <td>Authentication failed</td>
    </tr>

    <tr>
      <td>NOT\_ENOUGH\_BALANCE</td>
      <td>403</td>
      <td>Insufficient balance</td>
    </tr>

    <tr>
      <td>INVALID\_REQUEST\_BODY</td>
      <td>400</td>
      <td>Invalid request body format. See message for details.</td>
    </tr>

    <tr>
      <td>RATE\_LIMIT\_EXCEEDED</td>
      <td>429</td>
      <td>Requests are too frequent. Please try again later.</td>
    </tr>

    <tr>
      <td>TOKEN\_LIMIT\_EXCEEDED</td>
      <td>429</td>
      <td>Token limit exceeded. Please try again later.</td>
    </tr>

    <tr>
      <td>SERVICE\_NOT\_AVAILABLE</td>
      <td>503</td>
      <td>Service unavailable</td>
    </tr>

    <tr>
      <td>ACCESS\_DENY</td>
      <td>403</td>
      <td>Access denied</td>
    </tr>
  </tbody>
</table>