diff --git a/api/desc/inference/inference.api b/api/desc/inference/inference.api
index 8e5b5340..f227a39f 100644
--- a/api/desc/inference/inference.api
+++ b/api/desc/inference/inference.api
@@ -3,7 +3,6 @@ syntax = "v1"
 type (
      InferOption {
           TaskName string `json:"taskName"`
-          Images     []string        `form:"images"`
           //     AdapterId string `json:"adapterId"`
           //     AiClusterIds []string `json:"aiClusterIds"`
           //     ResourceType string `json:"resourceType"`
@@ -23,6 +22,7 @@ type (
 
      ImageInferenceReq {
           InferOption *InferOption `json:"inferOption,optional"`
+          Images     []string        `form:"images"`
      }
 
      ImageInferenceResp {
diff --git a/api/internal/types/types.go b/api/internal/types/types.go
index 56bfa68f..c7048880 100644
--- a/api/internal/types/types.go
+++ b/api/internal/types/types.go
@@ -5880,12 +5880,12 @@ type Category struct {
 }
 
 type InferOption struct {
-	TaskName string   `json:"taskName"`
-	Images   []string `form:"images"`
+	TaskName string `json:"taskName"`
 }
 
 type ImageInferenceReq struct {
 	InferOption *InferOption `json:"inferOption,optional"`
+	Images      []string     `form:"images"`
 }
 
 type ImageInferenceResp struct {