diff --git a/pom.xml b/pom.xml
index 10b03ac..4311ad1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -59,7 +59,7 @@
         <dependency>
             <groupId>io.qdrant</groupId>
             <artifactId>client</artifactId>
-            <version>1.15.0</version>
+            <version>1.16.1</version>
             <exclusions>
                 <exclusion>
                     <artifactId>guava</artifactId>
diff --git a/src/main/java/com/yolo/keyborad/common/ErrorCode.java b/src/main/java/com/yolo/keyborad/common/ErrorCode.java
index 739b176..fbedb56 100644
--- a/src/main/java/com/yolo/keyborad/common/ErrorCode.java
+++ b/src/main/java/com/yolo/keyborad/common/ErrorCode.java
@@ -37,7 +37,9 @@ public enum ErrorCode {
     USER_CHARACTER_DEL_ERROR(50007, "删除用户人设失败"),
     VERIFY_CODE_ERROR(50008, "验证码错误"),
     REPEATEDLY_ADDING_CHARACTER(50009, "重复添加键盘人设"),
-    MAIL_SEND_BUSY(50010,"邮件发送频繁，1分钟后再试" );
+    MAIL_SEND_BUSY(50010,"邮件发送频繁，1分钟后再试" ),
+    PASSWORD_CAN_NOT_NULL(50011, "密码不能为空" ),
+    USER_HAS_EXISTED(50012, "用户已存在" );
     /**
      * 状态码
      */
diff --git a/src/main/java/com/yolo/keyborad/config/LLMConfig.java b/src/main/java/com/yolo/keyborad/config/LLMConfig.java
index 70afeab..5d1a721 100644
--- a/src/main/java/com/yolo/keyborad/config/LLMConfig.java
+++ b/src/main/java/com/yolo/keyborad/config/LLMConfig.java
@@ -54,7 +54,7 @@ public class LLMConfig {
                 MetadataMode.EMBED,
                 OpenAiEmbeddingOptions.builder()
                         .model("qwen/qwen3-embedding-8b")
-                        .dimensions(2048)
+                        .dimensions(1536)
                         .user("user-6")
                         .build(),
                 RetryUtils.DEFAULT_RETRY_TEMPLATE);
diff --git a/src/main/java/com/yolo/keyborad/config/SaTokenConfigure.java b/src/main/java/com/yolo/keyborad/config/SaTokenConfigure.java
index 4077171..5a12d72 100644
--- a/src/main/java/com/yolo/keyborad/config/SaTokenConfigure.java
+++ b/src/main/java/com/yolo/keyborad/config/SaTokenConfigure.java
@@ -81,7 +81,10 @@ public class SaTokenConfigure implements WebMvcConfigurer {
                 "/character/listByTagWithNotLogin",
                 "/character/detailWithNotLogin",
                 "/character/addUserCharacter",
-                "/api/apple/validate-receipt"
+                "/api/apple/validate-receipt",
+                "/character/list",
+                "/user/resetPassWord",
+                "/chat/talk"
         };
     }
     @Bean
diff --git a/src/main/java/com/yolo/keyborad/controller/ChatController.java b/src/main/java/com/yolo/keyborad/controller/ChatController.java
new file mode 100644
index 0000000..11c2094
--- /dev/null
+++ b/src/main/java/com/yolo/keyborad/controller/ChatController.java
@@ -0,0 +1,104 @@
+package com.yolo.keyborad.controller;
+
+import cn.dev33.satoken.stp.StpUtil;
+import com.yolo.keyborad.model.dto.chat.ChatReq;
+import com.yolo.keyborad.model.dto.chat.ChatStreamMessage;
+import com.yolo.keyborad.model.entity.KeyboardCharacter;
+import com.yolo.keyborad.service.KeyboardCharacterService;
+import com.yolo.keyborad.service.impl.QdrantVectorService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.annotation.Resource;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.ai.chat.client.ChatClient;
+import org.springframework.ai.openai.OpenAiChatOptions;
+import org.springframework.ai.openai.OpenAiEmbeddingModel;
+import org.springframework.boot.context.properties.bind.DefaultValue;
+import org.springframework.http.codec.ServerSentEvent;
+import org.springframework.web.bind.annotation.*;
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
+import reactor.core.scheduler.Schedulers;
+
+/*
+ * @author: ziin
+ * @date: 2025/12/8 15:05
+ */
+@RestController
+@RequestMapping("/chat")
+@Slf4j
+@CrossOrigin
+@Tag(name = "聊天", description = "聊天接口")
+public class ChatController {
+
+    @Resource
+    private ChatClient client;
+
+    @Resource
+    private OpenAiEmbeddingModel embeddingModel;
+
+    @Resource
+    private QdrantVectorService qdrantVectorService;
+
+    @Resource
+    private KeyboardCharacterService keyboardCharacterService;
+
+
+    @PostMapping("/talk")
+    @Operation(summary = "聊天润色接口", description = "聊天润色接口")
+    @Parameter(name = "userInput",required = true,description = "测试聊天接口",example = "talk to something")
+    public Flux<ServerSentEvent<ChatStreamMessage>> testTalk(@RequestBody ChatReq chatReq){
+
+        KeyboardCharacter character = keyboardCharacterService.getById(chatReq.getCharacterId());
+
+        // 1. LLM 流式输出
+        Flux<ChatStreamMessage> llmFlux = client
+                .prompt(character.getPrompt() +
+                        "\nUser message: %s".formatted(chatReq.getMessage()))
+                .system("""
+                Format rules:
+                - Return EXACTLY 3 replies.
+                - Use "<SPLIT>" as the separator.
+                - reply1<SPLIT>reply2<SPLIT>reply3
+            """)
+                .user(chatReq.getMessage())
+                .options(OpenAiChatOptions.builder()
+                        .user(StpUtil.getLoginIdAsString())
+                        .build())
+                .stream()
+                .content()
+                .map(chunk -> new ChatStreamMessage("llm_chunk", chunk));
+
+        // 2. 向量搜索Flux（一次性发送搜索结果）
+        Flux<ChatStreamMessage> searchFlux = Mono
+                .fromCallable(() -> qdrantVectorService.searchText(chatReq.getMessage()))
+                .subscribeOn(Schedulers.boundedElastic()) // 避免阻塞 event-loop
+                .map(list -> new ChatStreamMessage("search_result", list))
+                .flux();
+        // 3. 结束标记
+        Flux<ChatStreamMessage> doneFlux =
+                Flux.just(new ChatStreamMessage("done", null));
+
+        // 4. 合并所有Flux
+        Flux<ChatStreamMessage> merged =
+                Flux.merge(llmFlux, searchFlux)
+                        .concatWith(doneFlux);
+
+        // 5. SSE 包装
+        return merged.map(msg ->
+                ServerSentEvent.builder(msg)
+                        .event(msg.getType())
+                        .build()
+        );
+    }
+
+
+    @PostMapping("/save_embed")
+    @Operation(summary = "保存润色后的句子", description = "保存润色后的句子")
+    @Parameter(name = "userInput",required = true,description = "测试聊天接口",example = "talk to something")
+    public Flux<String> testTalkWithVector(@RequestBody ChatReq chatReq) {
+
+        return null;
+    }
+}
diff --git a/src/main/java/com/yolo/keyborad/controller/DemoController.java b/src/main/java/com/yolo/keyborad/controller/DemoController.java
index 605453b..fa55543 100644
--- a/src/main/java/com/yolo/keyborad/controller/DemoController.java
+++ b/src/main/java/com/yolo/keyborad/controller/DemoController.java
@@ -62,8 +62,6 @@ public class DemoController {
     @Operation(summary = "测试聊天接口", description = "测试接口")
     @Parameter(name = "userInput",required = true,description = "测试聊天接口",example = "talk to something")
     public Flux<String> testTalk(@DefaultValue("you are so cute!") String userInput){
-        String delimiter = "/t";
-
         return client
                 .prompt("""
             You're a 25-year-old guy—witty and laid-back, always replying in English.
@@ -83,7 +81,7 @@ public class DemoController {
             """)
                 .user(userInput)
                 .options(OpenAiChatOptions.builder()
-                        .user(StpUtil.getLoginIdAsString())  // ✅ 这里每次请求都会重新取当前登录用户
+                        .user(StpUtil.getLoginIdAsString())// ✅ 这里每次请求都会重新取当前登录用户
                         .build())
                 .stream()
                 .content();
@@ -99,12 +97,6 @@ public class DemoController {
     }
 
 
-    @Operation(summary = "IOS内购凭证校验", description = "IOS内购凭证校验")
-    public BaseResponse<String> iosPay(@RequestBody IosPayVerifyReq req) {
-
-        return null;
-    }
-
     @PostMapping("/testSaveEmbed")
     @Operation(summary = "测试存储向量接口", description = "测试存储向量接口")
     @Parameter(name = "userInput",required = true,description = "测试存储向量接口")
diff --git a/src/main/java/com/yolo/keyborad/model/dto/chat/ChatReq.java b/src/main/java/com/yolo/keyborad/model/dto/chat/ChatReq.java
new file mode 100644
index 0000000..e905e77
--- /dev/null
+++ b/src/main/java/com/yolo/keyborad/model/dto/chat/ChatReq.java
@@ -0,0 +1,20 @@
+package com.yolo.keyborad.model.dto.chat;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+/*
+ * @author: ziin
+ * @date: 2025/12/8 15:12
+ */
+@Data
+public class ChatReq {
+
+    @Schema(description="键盘人设 id")
+    private Long characterId;
+
+    @Schema(description="用户输入")
+    private String message;
+
+
+}
diff --git a/src/main/java/com/yolo/keyborad/model/dto/chat/ChatStreamMessage.java b/src/main/java/com/yolo/keyborad/model/dto/chat/ChatStreamMessage.java
new file mode 100644
index 0000000..6aa5557
--- /dev/null
+++ b/src/main/java/com/yolo/keyborad/model/dto/chat/ChatStreamMessage.java
@@ -0,0 +1,13 @@
+package com.yolo.keyborad.model.dto.chat;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class ChatStreamMessage {
+    private String type;   // "llm_chunk" / "search_result" / "done"
+    private Object data;
+}
diff --git a/src/main/java/com/yolo/keyborad/service/ChatService.java b/src/main/java/com/yolo/keyborad/service/ChatService.java
new file mode 100644
index 0000000..8c589ca
--- /dev/null
+++ b/src/main/java/com/yolo/keyborad/service/ChatService.java
@@ -0,0 +1,8 @@
+package com.yolo.keyborad.service;
+
+/*
+ * @author: ziin
+ * @date: 2025/12/8 15:16
+ */
+public interface ChatService {
+}
diff --git a/src/main/java/com/yolo/keyborad/service/impl/ChatServiceImpl.java b/src/main/java/com/yolo/keyborad/service/impl/ChatServiceImpl.java
new file mode 100644
index 0000000..a4b64f1
--- /dev/null
+++ b/src/main/java/com/yolo/keyborad/service/impl/ChatServiceImpl.java
@@ -0,0 +1,12 @@
+package com.yolo.keyborad.service.impl;
+
+import com.yolo.keyborad.service.ChatService;
+import org.springframework.stereotype.Service;
+
+/*
+ * @author: ziin
+ * @date: 2025/12/8 15:17
+ */
+@Service
+public class ChatServiceImpl implements ChatService {
+}
diff --git a/src/main/java/com/yolo/keyborad/service/impl/KeyboardCharacterServiceImpl.java b/src/main/java/com/yolo/keyborad/service/impl/KeyboardCharacterServiceImpl.java
index e6b5fd0..63dc152 100644
--- a/src/main/java/com/yolo/keyborad/service/impl/KeyboardCharacterServiceImpl.java
+++ b/src/main/java/com/yolo/keyborad/service/impl/KeyboardCharacterServiceImpl.java
@@ -106,9 +106,10 @@ public class KeyboardCharacterServiceImpl extends ServiceImpl<KeyboardCharacterM
         KeyboardUserCharacter keyboardUserCharacter = BeanUtil.copyProperties(addDTO, KeyboardUserCharacter.class);
         long userId = StpUtil.getLoginIdAsLong();
         keyboardUserCharacter.setUserId(userId);
-        KeyboardUserCharacter alreadyExistsCharacter = keyboardUserCharacterMapper.selectOne(new LambdaQueryWrapper<KeyboardUserCharacter>()
+        KeyboardUserCharacter alreadyExistsCharacter = keyboardUserCharacterMapper.selectOne(
+                new LambdaQueryWrapper<KeyboardUserCharacter>()
                 .eq(KeyboardUserCharacter::getCharacterId, addDTO.getCharacterId())
-                .eq(KeyboardUserCharacter::getDeleted, false));
+                .eq(KeyboardUserCharacter::getUserId, userId));
         if (alreadyExistsCharacter != null){
             throw new BusinessException(ErrorCode.REPEATEDLY_ADDING_CHARACTER);
         }
diff --git a/src/main/java/com/yolo/keyborad/service/impl/QdrantVectorService.java b/src/main/java/com/yolo/keyborad/service/impl/QdrantVectorService.java
index d8e9984..1bc85c5 100644
--- a/src/main/java/com/yolo/keyborad/service/impl/QdrantVectorService.java
+++ b/src/main/java/com/yolo/keyborad/service/impl/QdrantVectorService.java
@@ -31,7 +31,7 @@ public class QdrantVectorService {
     @Resource
     private QdrantClient qdrantClient;
 
-    private static final String COLLECTION_NAME = "test_document";
+    private static final String COLLECTION_NAME = "chat_resources";
 
     @Resource
     private EmbeddingModel embeddingModel;
diff --git a/src/main/java/com/yolo/keyborad/service/impl/UserServiceImpl.java b/src/main/java/com/yolo/keyborad/service/impl/UserServiceImpl.java
index 6307cc8..f2e536c 100644
--- a/src/main/java/com/yolo/keyborad/service/impl/UserServiceImpl.java
+++ b/src/main/java/com/yolo/keyborad/service/impl/UserServiceImpl.java
@@ -105,9 +105,20 @@ public class UserServiceImpl extends ServiceImpl<KeyboardUserMapper, KeyboardUse
     @Override
     @Transactional(rollbackFor = Exception.class)
     public Boolean userRegister(UserRegisterDTO userRegisterDTO) {
+        KeyboardUser userMail = keyboardUserMapper.selectOne(new LambdaQueryWrapper<KeyboardUser>()
+                .eq(KeyboardUser::getEmail, userRegisterDTO.getMailAddress()));
+
+        if (userMail != null) {
+            throw new BusinessException(ErrorCode.USER_HAS_EXISTED);
+        }
+
+        if (userRegisterDTO.getPassword() == null) {
+            throw new BusinessException(ErrorCode.PASSWORD_CAN_NOT_NULL);
+        }
         if (!userRegisterDTO.getPassword().equals(userRegisterDTO.getPasswordConfirm())) {
             throw new BusinessException(ErrorCode.CONFIRM_PASSWORD_NOT_MATCH);
         }
+
         KeyboardUser keyboardUser = new KeyboardUser();
         keyboardUser.setUid(IdUtil.getSnowflake().nextId());
         keyboardUser.setNickName("User_" + RandomUtil.randomString(6));
@@ -115,11 +126,12 @@ public class UserServiceImpl extends ServiceImpl<KeyboardUserMapper, KeyboardUse
         keyboardUser.setEmail(userRegisterDTO.getMailAddress());
         keyboardUser.setGender(userRegisterDTO.getGender());
         log.info(keyboardUser.toString());
-        String s = redisUtil.get("user" + userRegisterDTO.getMailAddress());
+        String s = redisUtil.get("user:" + userRegisterDTO.getMailAddress());
         if (!s.equals(userRegisterDTO.getVerifyCode())) {
             throw new BusinessException(ErrorCode.VERIFY_CODE_ERROR);
         }
-        redisUtil.delete("user" + userRegisterDTO.getMailAddress());
+        keyboardUser.setEmailVerified(true);
+        redisUtil.delete("user:" + userRegisterDTO.getMailAddress());
         return keyboardUserMapper.insert(keyboardUser) > 0;
     }
 
@@ -171,7 +183,7 @@ public class UserServiceImpl extends ServiceImpl<KeyboardUserMapper, KeyboardUse
         if (keyboardUser == null) {
             throw new BusinessException(ErrorCode.USER_NOT_FOUND);
         }
-        if (resetPassWordDTO.getPassword().equals(resetPassWordDTO.getConfirmPassword())) {
+        if (!resetPassWordDTO.getPassword().equals(resetPassWordDTO.getConfirmPassword())) {
             throw new BusinessException(ErrorCode.CONFIRM_PASSWORD_NOT_MATCH);
         }
         keyboardUser.setPassword(passwordEncoder.encode(resetPassWordDTO.getPassword()));