diff --git a/yudao-module-llm/yudao-module-llm-api/src/main/java/cn/iocoder/yudao/module/llm/enums/ErrorCodeConstants.java b/yudao-module-llm/yudao-module-llm-api/src/main/java/cn/iocoder/yudao/module/llm/enums/ErrorCodeConstants.java
index 7bb531fbe..f8c5eeb80 100644
--- a/yudao-module-llm/yudao-module-llm-api/src/main/java/cn/iocoder/yudao/module/llm/enums/ErrorCodeConstants.java
+++ b/yudao-module-llm/yudao-module-llm-api/src/main/java/cn/iocoder/yudao/module/llm/enums/ErrorCodeConstants.java
@@ -91,10 +91,17 @@ public interface ErrorCodeConstants {
     ErrorCode PROMPT_TEMPLATES_APPLICATIONS_BACKUP_NOT_EXISTS = new ErrorCode(10036, "模板信息不存在");
 
     ErrorCode PROMPT_TEMPLATES_TAGS_BACKUP_NOT_EXISTS = new ErrorCode(10037, "模板信息不存在");
+
     ErrorCode DATA_PROCESS_TASK_NAME_NOT_EXISTS = new ErrorCode(10038, "数据处理任务名称已存在");
+
     ErrorCode FINE_TUNING_TASK_NAME_NOT_EXISTS = new ErrorCode(10039, "模型调优任务名称已存在");
-    ErrorCode LEARNING_RESOURCES_NAME_NOT_EXISTS = new ErrorCode(10041, "学习资源标题名称已存在");
-    ErrorCode KNOWLEDGE_BASE_NAME_NOT_EXISTS = new ErrorCode(10042, "知识库名称已存在");
+
+    ErrorCode LEARNING_RESOURCES_NAME_NOT_EXISTS = new ErrorCode(10040, "学习资源标题名称已存在");
+
+    ErrorCode KNOWLEDGE_BASE_NAME_NOT_EXISTS = new ErrorCode(10040, "知识库名称已存在");
+
+    ErrorCode APPLICATION_NAME_NOT_EXISTS = new ErrorCode(10041, "应用中心名称已存在");
+
     ErrorCode MODEL_SERVIC_ENAME_NOT_EXISTS = new ErrorCode(10043, "模型名称已存在");
 
 
diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/application/ApplicationController.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/application/ApplicationController.java
index 49c59977f..5a88f157d 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/application/ApplicationController.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/application/ApplicationController.java
@@ -112,8 +112,8 @@ public class ApplicationController {
     public CommonResult<ChatRespVO> apiChat(@PathVariable("apiKey") String apiKey,@RequestBody ChatApiReqVO chatReqVO){
         ApplicationDO applicationDO = applicationService.getByApiKey(apiKey);
         chatReqVO.setApplicationId(applicationDO.getId());
-        chatReqVO.setModelId(applicationDO.getModelServiceId());
-        chatReqVO.setModelType(chatReqVO.getModelType());
+        chatReqVO.setModelId(applicationDO.getAppModel());
+        chatReqVO.setModelType(applicationDO.getAppModelType());
 
         ChatReqVO bean = BeanUtils.toBean(chatReqVO, ChatReqVO.class);
         ChatRespVO chat = conversationService.chat(bean);
diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/ModelServiceController.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/ModelServiceController.java
index 13803b277..76de50ab8 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/ModelServiceController.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/ModelServiceController.java
@@ -1,5 +1,12 @@
 package cn.iocoder.yudao.module.llm.controller.admin.modelservice;
 
+import cn.iocoder.yudao.module.llm.controller.admin.conversation.vo.ChatApiReqVO;
+import cn.iocoder.yudao.module.llm.controller.admin.conversation.vo.ChatReqVO;
+import cn.iocoder.yudao.module.llm.controller.admin.conversation.vo.ChatRespVO;
+import cn.iocoder.yudao.module.llm.controller.admin.finetuningtask.vo.FineTuningTaskRespVO;
+import cn.iocoder.yudao.module.llm.dal.dataobject.application.ApplicationDO;
+import cn.iocoder.yudao.module.llm.service.conversation.ConversationService;
+import cn.iocoder.yudao.module.llm.service.finetuningtask.FineTuningTaskService;
 import org.springframework.web.bind.annotation.*;
 import javax.annotation.Resource;
 import org.springframework.validation.annotation.Validated;
@@ -8,6 +15,7 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.Operation;
 
+import javax.annotation.security.PermitAll;
 import javax.validation.constraints.*;
 import javax.validation.*;
 import javax.servlet.http.*;
@@ -37,6 +45,10 @@ public class ModelServiceController {
 
     @Resource
     private ModelServiceService modelServiceService;
+    @Resource
+    private FineTuningTaskService fineTuningTaskService;
+    @Resource
+    private ConversationService conversationService;
 
     @PostMapping("/create")
     @Operation(summary = "创建模型服务")
@@ -117,4 +129,18 @@ public class ModelServiceController {
                         BeanUtils.toBean(list, ModelServiceRespVO.class));
     }
 
+    @PermitAll
+    @PostMapping("/api/{apiKey}/chat")
+    @Operation(summary = "api对话接口")
+    public CommonResult<ChatRespVO> apiChat(@PathVariable("apiKey") String apiKey, @RequestBody ChatApiReqVO chatReqVO){
+        ModelServiceDO byApiKey = modelServiceService.getByApiKey(apiKey);
+        Long fineTuningTaskId = byApiKey.getFineTuningTask();
+        FineTuningTaskRespVO fineTuningTask = fineTuningTaskService.getFineTuningTask(fineTuningTaskId);
+        chatReqVO.setModelId(fineTuningTask.getBaseModelId());
+        chatReqVO.setModelType(0);
+        ChatReqVO bean = BeanUtils.toBean(chatReqVO, ChatReqVO.class);
+        ChatRespVO chat = conversationService.chat(bean);
+        return success(chat);
+    }
+
 }
diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServicePageReqVO.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServicePageReqVO.java
index f0a8e6c14..1d3545b30 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServicePageReqVO.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServicePageReqVO.java
@@ -37,4 +37,10 @@ public class ModelServicePageReqVO extends PageParam {
     @Schema(description = "模型服务状态，使用字典（llm_model_status）", example = "1")
     private Integer status;
 
+    @Schema(description = "apiKey", example = "123")
+    private String apiKey;
+
+    @Schema(description = "apiUrl", example = "www.sdada.com")
+    private String apiUrl;
+
 }
diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServiceRespVO.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServiceRespVO.java
index 292280546..9eb417bdc 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServiceRespVO.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServiceRespVO.java
@@ -60,4 +60,9 @@ public class ModelServiceRespVO {
      */
     private Long jobId;
 
+    @Schema(description = "apiKey", example = "123")
+    private String apiKey;
+
+    @Schema(description = "apiUrl", example = "www.sdada.com")
+    private String apiUrl;
 }
diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServiceSaveReqVO.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServiceSaveReqVO.java
index 2da63416a..498958675 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServiceSaveReqVO.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/modelservice/vo/ModelServiceSaveReqVO.java
@@ -33,4 +33,11 @@ public class ModelServiceSaveReqVO {
     private Integer status;
 
     private Long jobId;
+    @Schema(description = "apiKey", example = "123")
+    private String apiKey;
+
+    @Schema(description = "apiUrl", example = "www.sdada.com")
+    private String apiUrl;
+
+
 }
diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/dal/dataobject/modelservice/ModelServiceDO.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/dal/dataobject/modelservice/ModelServiceDO.java
index 6f828ca4d..964c75a59 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/dal/dataobject/modelservice/ModelServiceDO.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/dal/dataobject/modelservice/ModelServiceDO.java
@@ -62,4 +62,8 @@ public class ModelServiceDO extends BaseDO {
      */
     private Long jobId;
 
+    private String apiKey;
+
+    private String apiUrl;
+
 }
diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/dal/mysql/application/ApplicationMapper.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/dal/mysql/application/ApplicationMapper.java
index 6ad555966..1a803d597 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/dal/mysql/application/ApplicationMapper.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/dal/mysql/application/ApplicationMapper.java
@@ -27,4 +27,5 @@ public interface ApplicationMapper extends BaseMapperX<ApplicationDO> {
                 .orderByDesc(ApplicationDO::getId));
     }
 
+
 }
diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/framework/backend/config/LLMBackendProperties.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/framework/backend/config/LLMBackendProperties.java
index f445704d3..9280bdf0d 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/framework/backend/config/LLMBackendProperties.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/framework/backend/config/LLMBackendProperties.java
@@ -83,4 +83,6 @@ public class LLMBackendProperties {
 
     private String modelUndeploy;
 
+
+    private String modelServiceApi;
 }
diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/application/ApplicationServiceImpl.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/application/ApplicationServiceImpl.java
index 3105c37e5..3c0f0ee1d 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/application/ApplicationServiceImpl.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/application/ApplicationServiceImpl.java
@@ -2,6 +2,7 @@ package cn.iocoder.yudao.module.llm.service.application;
 
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
+import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
 import cn.iocoder.yudao.module.llm.controller.admin.application.vo.ApplicationPageReqVO;
 import cn.iocoder.yudao.module.llm.controller.admin.application.vo.ApplicationRespVO;
 import cn.iocoder.yudao.module.llm.controller.admin.application.vo.ApplicationSaveReqVO;
@@ -29,7 +30,7 @@ import java.util.Random;
 import java.util.stream.Collectors;
 
 import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
-import static cn.iocoder.yudao.module.llm.enums.ErrorCodeConstants.APPLICATION_NOT_EXISTS;
+import static cn.iocoder.yudao.module.llm.enums.ErrorCodeConstants.*;
 
 /**
  * 大模型应用 Service 实现类
@@ -58,6 +59,14 @@ public class ApplicationServiceImpl implements ApplicationService {
 
     @Override
     public Long createApplication(ApplicationSaveReqVO createReqVO) {
+
+        String appName = createReqVO.getAppName();
+        LambdaQueryWrapper<ApplicationDO> queryWrapper = new LambdaQueryWrapperX<>();
+        queryWrapper.eq(ApplicationDO::getAppName,appName);
+        List<ApplicationDO> applicationDOS = applicationMapper.selectList(queryWrapper);
+        if(applicationDOS.size() > 0){
+            throw exception(APPLICATION_NAME_NOT_EXISTS);
+        }
         // 插入
         ApplicationDO application = BeanUtils.toBean(createReqVO, ApplicationDO.class);
         String apikey = getApikey();
diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/modelservice/ModelServiceService.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/modelservice/ModelServiceService.java
index cd340d062..bd385de6d 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/modelservice/ModelServiceService.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/modelservice/ModelServiceService.java
@@ -3,6 +3,7 @@ package cn.iocoder.yudao.module.llm.service.modelservice;
 import java.util.*;
 import javax.validation.*;
 import cn.iocoder.yudao.module.llm.controller.admin.modelservice.vo.*;
+import cn.iocoder.yudao.module.llm.dal.dataobject.application.ApplicationDO;
 import cn.iocoder.yudao.module.llm.dal.dataobject.modelservice.ModelServiceDO;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.common.pojo.PageParam;
@@ -63,4 +64,6 @@ public interface ModelServiceService {
     void unactive(ModelServiceSaveReqVO updateReqVO);
 
     PageResult<ModelServiceRespVO> getModelServicePage1(ModelServicePageReqVO pageReqVO);
+
+    ModelServiceDO getByApiKey(String apiKey);
 }
diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/modelservice/ModelServiceServiceImpl.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/modelservice/ModelServiceServiceImpl.java
index b47fcfb24..d3ce76402 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/modelservice/ModelServiceServiceImpl.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/modelservice/ModelServiceServiceImpl.java
@@ -1,29 +1,30 @@
 package cn.iocoder.yudao.module.llm.service.modelservice;
 
+import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.common.util.collection.CollectionUtils;
-import cn.iocoder.yudao.module.llm.dal.dataobject.dataset.DatasetDO;
+import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
+import cn.iocoder.yudao.module.llm.controller.admin.modelservice.vo.ModelServicePageReqVO;
+import cn.iocoder.yudao.module.llm.controller.admin.modelservice.vo.ModelServiceRespVO;
+import cn.iocoder.yudao.module.llm.controller.admin.modelservice.vo.ModelServiceSaveReqVO;
 import cn.iocoder.yudao.module.llm.dal.dataobject.finetuningtask.FineTuningTaskDO;
+import cn.iocoder.yudao.module.llm.dal.dataobject.modelservice.ModelServiceDO;
 import cn.iocoder.yudao.module.llm.dal.mysql.finetuningtask.FineTuningTaskMapper;
+import cn.iocoder.yudao.module.llm.dal.mysql.modelservice.ModelServiceMapper;
+import cn.iocoder.yudao.module.llm.framework.backend.config.LLMBackendProperties;
 import cn.iocoder.yudao.module.llm.service.async.AsyncModelServiceService;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import org.springframework.stereotype.Service;
-import javax.annotation.Resource;
 import org.springframework.validation.annotation.Validated;
-import org.springframework.transaction.annotation.Transactional;
 
-import java.util.*;
+import javax.annotation.Resource;
+import java.util.List;
+import java.util.Map;
+import java.util.Random;
 import java.util.stream.Collectors;
 
-import cn.iocoder.yudao.module.llm.controller.admin.modelservice.vo.*;
-import cn.iocoder.yudao.module.llm.dal.dataobject.modelservice.ModelServiceDO;
-import cn.iocoder.yudao.framework.common.pojo.PageResult;
-import cn.iocoder.yudao.framework.common.pojo.PageParam;
-import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
-
-import cn.iocoder.yudao.module.llm.dal.mysql.modelservice.ModelServiceMapper;
-
 import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
-import static cn.iocoder.yudao.module.llm.enums.ErrorCodeConstants.*;
+import static cn.iocoder.yudao.module.llm.enums.ErrorCodeConstants.MODEL_SERVICE_NOT_EXISTS;
+import static cn.iocoder.yudao.module.llm.enums.ErrorCodeConstants.MODEL_SERVIC_ENAME_NOT_EXISTS;
 
 /**
  * 模型服务 Service 实现类
@@ -39,20 +40,50 @@ public class ModelServiceServiceImpl implements ModelServiceService {
 
     @Resource
     private AsyncModelServiceService asyncModelServiceService;
+
     @Resource
     private FineTuningTaskMapper fineTuningTaskMapper;
 
+    @Resource
+    private LLMBackendProperties llmBackendProperties;
+
+
     @Override
     public Long createModelService(ModelServiceSaveReqVO createReqVO) {
         // 插入
         validateModelServiceNameExists(createReqVO);
         ModelServiceDO modelService = BeanUtils.toBean(createReqVO, ModelServiceDO.class);
+
+        // 插入
+        String apikey = getApikey();
+        modelService.setApiKey(apikey);
+        String replace = llmBackendProperties.getApplicationApi().replace("apiKey", apikey);
+        modelService.setApiUrl(replace);
+
         modelServiceMapper.insert(modelService);
         asyncModelServiceService.createModelService(modelService);
         // 返回
         return modelService.getId();
     }
 
+    public String getApikey() {
+        Random random = new Random();
+        StringBuilder sb = new StringBuilder();
+        for (int i = 0; i < 30; i++) {
+            // 生成一个随机的大小写字母
+            char c = (char) (random.nextBoolean() ? // 随机选择大小写
+                    'A' + random.nextInt(26) : // 生成大写字母
+                    'a' + random.nextInt(26)); // 生成小写字母
+            sb.append(c);
+        }
+        Long count = modelServiceMapper.selectCount(new LambdaQueryWrapper<ModelServiceDO>()
+                .eq(ModelServiceDO::getApiKey, sb.toString()));
+        if (count > 0) {
+            getApikey();
+        }
+        return sb.toString();
+    }
+
     @Override
     public void updateModelService(ModelServiceSaveReqVO updateReqVO) {
         // 校验存在
@@ -146,4 +177,11 @@ public class ModelServiceServiceImpl implements ModelServiceService {
         return respVo;
     }
 
+    @Override
+    public ModelServiceDO getByApiKey(String apiKey) {
+        LambdaQueryWrapper<ModelServiceDO> queryWrapper = new LambdaQueryWrapper<>();
+        queryWrapper.eq(ModelServiceDO::getApiKey,apiKey);
+        return  modelServiceMapper.selectOne(queryWrapper);
+    }
+
 }
diff --git a/yudao-server/src/main/resources/application-dev.yaml b/yudao-server/src/main/resources/application-dev.yaml
index 8eeffc635..1b325ec88 100644
--- a/yudao-server/src/main/resources/application-dev.yaml
+++ b/yudao-server/src/main/resources/application-dev.yaml
@@ -261,6 +261,8 @@ llm:
 
     application_api: http://localhost:48100/admin-app/llm/application/api/apiKey/chat
 
+    model_service_api : http://localhost:48100/admin-app/llm/model-service/api/apiKey/chat
+
 --- #################### iot相关配置 TODO 芋艿：再瞅瞅 ####################
 iot:
   emq:
diff --git a/yudao-server/src/main/resources/application-local.yaml b/yudao-server/src/main/resources/application-local.yaml
index 09993a38c..62560df53 100644
--- a/yudao-server/src/main/resources/application-local.yaml
+++ b/yudao-server/src/main/resources/application-local.yaml
@@ -303,6 +303,8 @@ llm:
 
     application_api: http://localhost:48080/admin-app/llm/application/api/apiKey/chat
 
+    model_service_api : http://localhost:48080/admin-app/llm/model-service/api/apiKey/chat
+
 --- #################### iot相关配置 TODO 芋艿：再瞅瞅 ####################
 iot:
   emq: