diff --git a/src/main/java/com/ai/da/common/constant/ModelConstants.java b/src/main/java/com/ai/da/common/constant/ModelConstants.java
index bc0b1745..6ae98a81 100644
--- a/src/main/java/com/ai/da/common/constant/ModelConstants.java
+++ b/src/main/java/com/ai/da/common/constant/ModelConstants.java
@@ -20,7 +20,7 @@ public class ModelConstants {
     public static final String PRINTBOARD_ADVANCED_T2I = "qwen-image";
     public static final String MOODBOARD_ADVANCED = "doubao-seedream-3-0-t2i-250415";
     public static final String PRINTBOARD_HIGH_T2I = "doubao-seedream-3-0-t2i-250415";
-    public static final String PRINTBOARD_HIGH_I2I = "doubao-seededit-3-0-i2i-250628";
+    public static final String PRINTBOARD_HIGH_I2I = "doubao-seedream-4-0-250828";
     public static final String PRINTBOARD_ADVANCED_I2I = "doubao-seedream-4-0-250828";
     public static final String IMAGEN_MODEL = "imagen-4.0-generate-001";
     public static final String NANO_BANANA = "gemini-2.5-flash-image";
diff --git a/src/main/java/com/ai/da/service/impl/GenerateServiceImpl.java b/src/main/java/com/ai/da/service/impl/GenerateServiceImpl.java
index 2bab0e43..a309e4b6 100644
--- a/src/main/java/com/ai/da/service/impl/GenerateServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/GenerateServiceImpl.java
@@ -1550,6 +1550,11 @@ public class GenerateServiceImpl extends ServiceImpl<GenerateMapper, Generate> i
                 if (imagePath != null) {
                     requestBuilder.image(finalImagePath1);
                 }
+                if (useModel.equals(ModelConstants.PRINTBOARD_HIGH_I2I)) {
+                    GenerateImagesRequest.OptimizePromptOptions optimizePromptOptions = new GenerateImagesRequest.OptimizePromptOptions();
+                    optimizePromptOptions.setMode("fast");
+                    requestBuilder.optimizePromptOptions(optimizePromptOptions);
+                }
 
                 // 保存生成记录到数据库
                 Generate generate = new Generate(