}
        final String context = buildContext(documents, "answer");
        final LlmChatRequest request = buildStreamingRequest(userMessage, context, history);
        request.setStream(true);

        streamChatWithConcurrencyControl(request, callback);
    }

    @Override

* Add external link [Apache Kafka producer and consumer with FastAPI and aiokafka](https://iwpnd.pw/articles/2020-03/apache-kafka-fastapi-geostream) to docs. PR [#1112](https://github.com/tiangolo/fastapi/pull/1112) by [@iwpnd](https://github.com/iwpnd).