in com.google.adk.agents">CallbackContext</a>&nbsp;callbackContext,
 <a href="../LlmResponse.html" title="class in com.google.adk.models">LlmResponse</a>&nbsp;llmResponse)</code></div>
<div class="col-last even-row-color">
<div class="block">Async callback after LLM response.</div>
</div>
<div class="col-first odd-row-color"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Optional.html" title="class or interface in java.util" class="external-link">Optional</a><wbr>&lt;<