assertEquals(2, events.size());
        assertEquals("complete:intent", events.get(1));

        // Test onChunk
        callback.onChunk("test content", false);
        assertEquals(3, events.size());
        assertEquals("chunk:test content:false", events.get(2));

        callback.onChunk("final content", true);
        assertEquals(4, events.size());
        assertEquals("chunk:final content:true", events.get(3));

    /**
     * Called when a chunk of the response is available during streaming.
     *
     * @param content the content chunk
     * @param done true if this is the final chunk
     */
    void onChunk(String content, boolean done);

    /**
     * Called when an error occurs during processing.
     *
     * @param phase the phase where the error occurred
     * @param error the error message
     */

    /**
     * Called for each chunk of the streaming response.
     *
     * @param chunk the text chunk from the LLM response
     * @param done true if this is the final chunk
     */
    void onChunk(String chunk, boolean done);

    /**
     * Called when an error occurs during streaming.
     *
     * @param error the error that occurred
     */
    default void onError(final Throwable error) {

                        }
                    }
                }

                @Override
                public void onChunk(final String content, final boolean done) {
                    try {
                        if (content != null && !content.isEmpty()) {
                            sendSseEvent(writer, "chunk", Map.of("content", content));

                llmClientManager.generateUnclearIntentResponse(userMessage, history, (chunk, done) -> {
                    fullResponse.append(chunk);
                    callback.onChunk(chunk, done);
                });
                callback.onPhaseComplete(ChatPhaseCallback.PHASE_ANSWER);
                if (logger.isDebugEnabled()) {

                if ("system".equals(msg.getRole())) {
                    captured.append(msg.getContent());
                }
            }
            callback.onChunk("response", true);
        });

        client.generateSummaryResponse("summarize", documents, history, (chunk, done) -> {});

        final String systemMsg = captured.toString();