diff --git a/src/main/java/com/ycwl/basic/service/task/impl/TaskTaskServiceImpl.java b/src/main/java/com/ycwl/basic/service/task/impl/TaskTaskServiceImpl.java
index fbf5104a..55870976 100644
--- a/src/main/java/com/ycwl/basic/service/task/impl/TaskTaskServiceImpl.java
+++ b/src/main/java/com/ycwl/basic/service/task/impl/TaskTaskServiceImpl.java
@@ -9,6 +9,10 @@ import com.ycwl.basic.integration.common.manager.DeviceConfigManager;
 import com.ycwl.basic.integration.common.manager.RenderWorkerConfigManager;
 import com.ycwl.basic.integration.common.manager.ScenicConfigManager;
 import com.ycwl.basic.integration.message.service.ZtMessageProducerService;
+import com.ycwl.basic.integration.render.dto.job.CreatePreviewRequest;
+import com.ycwl.basic.integration.render.dto.job.CreatePreviewResponse;
+import com.ycwl.basic.integration.render.dto.job.MaterialDTO;
+import com.ycwl.basic.integration.render.service.RenderJobIntegrationService;
 import com.ycwl.basic.repository.MemberRelationRepository;
 import com.ycwl.basic.repository.SourceRepository;
 import com.ycwl.basic.utils.JacksonUtil;
@@ -115,13 +119,11 @@ public class TaskTaskServiceImpl implements TaskService {
     @Autowired
     private MemberRelationRepository memberRelationRepository;
     @Autowired
-    private ZtMessageProducerService ztMessageProducerService;
-    @Autowired
-    private NotificationAuthUtils notificationAuthUtils;
-    @Autowired
     private WechatSubscribeNotifyTriggerService notifyTriggerService;
     @Autowired
     private FaceStatusManager faceStatusManager;
+    @Autowired
+    private RenderJobIntegrationService renderJobIntegrationService;
 
     private RenderWorkerEntity getWorker(@NonNull WorkerAuthReqVo req) {
         String accessKey = req.getAccessKey();
@@ -462,6 +464,8 @@ public class TaskTaskServiceImpl implements TaskService {
                 } else {
                     taskMapper.add(taskEntity);
                 }
+                // 灰度测试：创建渲染预览任务（异步，不影响主流程）
+                tryCreateRenderPreviewJobAsync(taskEntity.getId(), templateId, face.getScenicId(), faceId, face.getMemberId(), sourcesMap);
                 memberVideoEntity.setTaskId(taskEntity.getId());
             } else {
                 TaskRespVO existingTask = list.getFirst();
@@ -667,4 +671,55 @@ public class TaskTaskServiceImpl implements TaskService {
     public TaskRespVO taskInfo(Long taskId) {
         return taskMapper.getById(taskId);
     }
+
+    /**
+     * 灰度测试：异步创建渲染预览任务
+     * 不管zt-render-worker服务返回什么或者报错，都不影响现有流程
+     */
+    private void tryCreateRenderPreviewJobAsync(Long taskId, Long templateId, Long scenicId, Long faceId, Long memberId, Map<String, List<SourceEntity>> sourcesMap) {
+        Thread.ofVirtual().start(() -> {
+            try {
+                log.info("[灰度测试] 开始创建渲染预览任务, taskId: {}, templateId: {}, scenicId: {}, faceId: {}",
+                        taskId, templateId, scenicId, faceId);
+
+                CreatePreviewRequest request = new CreatePreviewRequest();
+                request.setTemplateId(templateId);
+                request.setScenicId(scenicId);
+                request.setFaceId(faceId);
+                request.setMemberId(memberId);
+
+                // 转换素材映射
+                Map<String, List<MaterialDTO>> materialsBySlot = new java.util.HashMap<>();
+                if (sourcesMap != null && !sourcesMap.isEmpty()) {
+                    sourcesMap.forEach((slotKey, sources) -> {
+                        List<MaterialDTO> materials = sources.stream()
+                                .map(source -> {
+                                    MaterialDTO material = new MaterialDTO();
+                                    // 优先使用videoUrl，其次使用url
+                                    if (StringUtils.isNotBlank(source.getVideoUrl())) {
+                                        material.setUrl(source.getVideoUrl());
+                                        material.setType("video");
+                                    } else {
+                                        material.setUrl(source.getUrl());
+                                        material.setType(source.getType() != null && source.getType() == 2 ? "image" : "video");
+                                    }
+                                    material.setFacePos(source.getPosJson());
+                                    return material;
+                                })
+                                .toList();
+                        materialsBySlot.put(slotKey, materials);
+                    });
+                }
+                request.setMaterialsBySlot(materialsBySlot);
+
+                CreatePreviewResponse response = renderJobIntegrationService.createPreview(request);
+                log.info("[灰度测试] 渲染预览任务创建成功, taskId: {}, renderJobId: {}, playUrl: {}",
+                        taskId, response.getJobId(), response.getPlayUrl());
+            } catch (Exception e) {
+                // 灰度测试：不管返回什么或者报错，都不影响现有流程
+                log.warn("[灰度测试] 渲染预览任务创建失败，不影响主流程, taskId: {}, templateId: {}, error: {}",
+                        taskId, templateId, e.getMessage());
+            }
+        });
+    }
 }