art of the batch. The list should
have names (custom IDs) set by <code><a href="send_claude_batch.html">send_claude_batch()</a></code> to ensure correct alignment.</p></dd>


<dt id="arg--batch-id">.batch_id<a class="anchor" aria-label="anchor" href="#arg--batch-id"></a></dt>
<dd><p>Character; the unique identifier for the batch. By default this is NULL
and the function will attempt to use the <code>batch_id</code> attribute from <code>.llms</code>.</p></dd>


<dt id="arg--api-url">.api_url<a class="anchor"