diff --git a/components/canvas/ObjectPickerOverlay.tsx b/components/canvas/ObjectPickerOverlay.tsx
index 16441ca2e..62351a007 100644
--- a/components/canvas/ObjectPickerOverlay.tsx
+++ b/components/canvas/ObjectPickerOverlay.tsx
@@ -7,6 +7,7 @@ import { Button } from "@/components/ui/button";
 import { useCanvasStore, type PickedObject } from "@/store/canvas";
 import { toast } from "sonner";
 import { cn } from "@/lib/utils";
+import { buildImageProxyUrl } from "@/lib/image-delivery";
 
 // 已标注的物品（本地状态，用于显示标记）
 interface PickedMarker {
@@ -28,6 +29,7 @@ async function drawMarkerOnImage(
   return new Promise((resolve, reject) => {
     const img = new Image();
     img.crossOrigin = 'anonymous';
+    const loadUrl = buildImageProxyUrl(imageUrl);
     
     img.onload = () => {
       // 创建 canvas
@@ -108,7 +110,7 @@ async function drawMarkerOnImage(
       reject(new Error('图片加载失败'));
     };
     
-    img.src = imageUrl;
+    img.src = loadUrl;
   });
 }
 
diff --git a/components/canvas/RealtimeCanvasDialog.tsx b/components/canvas/RealtimeCanvasDialog.tsx
index 2c7cd301c..2e514e441 100644
--- a/components/canvas/RealtimeCanvasDialog.tsx
+++ b/components/canvas/RealtimeCanvasDialog.tsx
@@ -20,6 +20,7 @@ import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import { Slider } from "@/components/ui/slider";
 import { cn } from "@/lib/utils";
+import { buildImageProxyUrl } from "@/lib/image-delivery";
 import {
   Eraser,
   Loader2,
@@ -1015,10 +1016,11 @@ export function RealtimeCanvasDialog({
 
     const image = new Image();
     image.crossOrigin = "anonymous";
+    const loadUrl = buildImageProxyUrl(initialImageUrl);
     await new Promise<void>((resolve, reject) => {
       image.onload = () => resolve();
       image.onerror = () => reject(new Error("加载初始图片失败"));
-      image.src = initialImageUrl;
+      image.src = loadUrl;
     });
 
     const scale = Math.min(canvas.width / image.width, canvas.height / image.height);
diff --git a/components/canvas/nodes/ImageNode.tsx b/components/canvas/nodes/ImageNode.tsx
index 735b668b0..ea107b31b 100644
--- a/components/canvas/nodes/ImageNode.tsx
+++ b/components/canvas/nodes/ImageNode.tsx
@@ -176,6 +176,7 @@ async function drawMarkerOnImage(
   return new Promise((resolve, reject) => {
     const img = new Image();
     img.crossOrigin = 'anonymous';
+    const loadUrl = buildImageProxyUrl(imageUrl);
     
     img.onload = () => {
       const canvas = document.createElement('canvas');
@@ -244,7 +245,7 @@ async function drawMarkerOnImage(
     };
     
     img.onerror = () => reject(new Error('图片加载失败'));
-    img.src = imageUrl;
+    img.src = loadUrl;
   });
 }
 
diff --git a/components/image-annotator.tsx b/components/image-annotator.tsx
index eee22d402..d3dc22282 100644
--- a/components/image-annotator.tsx
+++ b/components/image-annotator.tsx
@@ -27,6 +27,7 @@ import {
 } from "@/components/ui/tooltip";
 import { requestLongTaskResult } from "@/lib/client/long-task";
 import { fetchUploadWithRetry } from "@/lib/client/upload-with-retry";
+import { buildImageProxyUrl } from "@/lib/image-delivery";
 
 type Tool = "pen" | "arrow" | "circle" | "text";
 
@@ -167,7 +168,7 @@ export function ImageAnnotator({
           setIsLoading(false);
           toast.error("图片加载失败");
         };
-        img.src = imageUrl;
+        img.src = toCanvasLoadUrl(imageUrl);
         toast.success("图片上传成功");
       } catch (error) {
         console.error("上传图片失败:", error);
@@ -222,7 +223,7 @@ export function ImageAnnotator({
               setIsLoading(false);
               toast.error("图片加载失败");
             };
-            img.src = imageUrl;
+            img.src = toCanvasLoadUrl(imageUrl);
             toast.success("图片上传成功");
           } catch (error) {
             console.error("上传图片失败:", error);
@@ -368,7 +369,7 @@ export function ImageAnnotator({
           setIsLoading(false);
           toast.error("图片加载失败");
         };
-        img.src = imageUrl;
+        img.src = toCanvasLoadUrl(imageUrl);
         toast.success("图片上传成功");
       } catch (error) {
         console.error("上传图片失败:", error);
@@ -405,8 +406,8 @@ export function ImageAnnotator({
     img.onerror = () => {
       setIsLoading(false);
     };
-    img.src = imageUrl;
-  }, [imageUrl, initialResizeMode]);
+    img.src = toCanvasLoadUrl(imageUrl);
+  }, [imageUrl, initialResizeMode, toCanvasLoadUrl]);
 
   // 初始化 canvas - 适配弹窗大小，固定编辑器大小，图片缩小显示
   useEffect(() => {
@@ -1985,3 +1986,6 @@ export function ImageAnnotator({
     </Dialog>
   );
 }
+  const toCanvasLoadUrl = useCallback((url: string) => {
+    return buildImageProxyUrl(url);
+  }, []);