```java Java
List<ChatCompletionMessageParam> messages =
    Collections.singletonList(
        ChatCompletionMessageParam.ofUser(
            ChatCompletionUserMessageParam.builder()
                .content("What was the first message I sent you?")
                .build()));

ThreadsChatPipeline.chatPipeline().apply(new ThreadsChatPipeline.ChatRequest(messages, true));
```