diff --git a/relay/channel/task/sora/adaptor.go b/relay/channel/task/sora/adaptor.go
index e9029aa20d46..c5b605e42100 100644
--- a/relay/channel/task/sora/adaptor.go
+++ b/relay/channel/task/sora/adaptor.go
@@ -55,6 +55,12 @@ type responseTask struct {
 		Message string `json:"message"`
 		Code    string `json:"code"`
 	} `json:"error,omitempty"`
+	// xAI grok-imagine-video returns the video URL directly in video.url,
+	// without a separate /content endpoint like OpenAI Sora.
+	Video *struct {
+		URL      string `json:"url"`
+		Duration int    `json:"duration,omitempty"`
+	} `json:"video,omitempty"`
 }
 
 // ============================
@@ -302,10 +308,14 @@ func (a *TaskAdaptor) ParseTaskResult(respBody []byte) (*relaycommon.TaskInfo, e
 		taskResult.Status = model.TaskStatusQueued
 	case "processing", "in_progress":
 		taskResult.Status = model.TaskStatusInProgress
-	case "completed":
+	case "completed", "done":
+		// "done" is the terminal success status returned by xAI grok-imagine-video.
 		taskResult.Status = model.TaskStatusSuccess
-		// Url intentionally left empty — the caller constructs the proxy URL using the public task ID
-	case "failed", "cancelled":
+		// xAI returns the video URL directly in video.url (no separate content endpoint).
+		if resTask.Video != nil && resTask.Video.URL != "" {
+			taskResult.Url = resTask.Video.URL
+		}
+	case "failed", "cancelled", "error":
 		taskResult.Status = model.TaskStatusFailure
 		if resTask.Error != nil {
 			taskResult.Reason = resTask.Error.Message
diff --git a/service/task_polling.go b/service/task_polling.go
index 179fa7342082..4e0258707fc1 100644
--- a/service/task_polling.go
+++ b/service/task_polling.go
@@ -502,9 +502,12 @@ func updateVideoSingleTask(ctx context.Context, adaptor TaskPollingAdaptor, ch *
 				// 其他错误认为是任务失败，记录错误信息并更新任务状态
 				taskResult = relaycommon.FailTaskInfo("upstream returned error")
 			} else {
-				// unknown error format, log original response
-				logger.LogError(ctx, fmt.Sprintf("Task %s returned empty status with unrecognized error format, response: %s", taskId, string(responseBody)))
-				taskResult = relaycommon.FailTaskInfo("upstream returned unrecognized message")
+				// Upstream may return a body without a status field in early/intermediate
+				// polling phases (e.g. xAI grok-imagine-video returns {"request_id":"...","id":"..."}
+				// before the task starts). Such a response is not an error — keep the current
+				// task status and wait for the next polling round instead of failing the task.
+				logger.LogInfo(ctx, fmt.Sprintf("Task %s returned empty status, will retry next poll. response: %s", taskId, string(responseBody)))
+				return nil
 			}
 		}
 	}