diff --git a/src/main/java/com/ai/config/SegmentConfig.java b/src/main/java/com/ai/config/SegmentConfig.java
index d07451e..04415ed 100644
--- a/src/main/java/com/ai/config/SegmentConfig.java
+++ b/src/main/java/com/ai/config/SegmentConfig.java
@@ -5,19 +5,14 @@ import dev.langchain4j.community.model.dashscope.QwenChatModel;
 import dev.langchain4j.community.model.dashscope.QwenEmbeddingModel;
 import dev.langchain4j.data.document.Document;
 import dev.langchain4j.data.document.loader.FileSystemDocumentLoader;
-import dev.langchain4j.data.document.splitter.DocumentByCharacterSplitter;
 import dev.langchain4j.data.document.splitter.DocumentByLineSplitter;
 import dev.langchain4j.data.embedding.Embedding;
 import dev.langchain4j.data.segment.TextSegment;
 import dev.langchain4j.memory.chat.MessageWindowChatMemory;
 import dev.langchain4j.model.chat.ChatLanguageModel;
-import dev.langchain4j.model.output.Response;
 import dev.langchain4j.rag.content.retriever.ContentRetriever;
 import dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever;
 import dev.langchain4j.service.AiServices;
-import dev.langchain4j.store.embedding.EmbeddingMatch;
-import dev.langchain4j.store.embedding.EmbeddingSearchRequest;
-import dev.langchain4j.store.embedding.EmbeddingSearchResult;
 import dev.langchain4j.store.embedding.inmemory.InMemoryEmbeddingStore;
 import lombok.RequiredArgsConstructor;
 import org.springframework.beans.factory.annotation.Value;
diff --git a/src/main/java/com/ai/http/chat.http b/src/main/java/com/ai/http/chat.http
index 1f97717..c4dd31a 100644
--- a/src/main/java/com/ai/http/chat.http
+++ b/src/main/java/com/ai/http/chat.http
@@ -19,3 +19,6 @@ GET http://localhost:8080/langchain/high/call?input=用5个菲林抽取5个代
 
 ### 测试 LangChainController 的 highlevel chat 接口
 GET http://localhost:8080/langchain/embedd/chat?input=我想要个便宜的办公笔记本，有什么推荐吗
+
+### 测试 LangChainController 的 chat 接口
+GET http://localhost:8080/langchain/normal/chat?input=今天天气如何
\ No newline at end of file