diff --git a/packages/pixiv/src/index.ts b/packages/pixiv/src/index.ts
index 1826a7dac..a49b90351 100644
--- a/packages/pixiv/src/index.ts
+++ b/packages/pixiv/src/index.ts
@@ -29,6 +29,7 @@ class PixivImageSource extends ImageSource<PixivImageSource.Config> {
     const params: PixivAppApi.SearchParams = {
       word: query.tags.join(' '),
       search_target: 'partial_match_for_tags',
+      search_ai_type: this.config.ai === 2 ? PixivAppApi.SearchAIType.SHOW_AI : PixivAppApi.SearchAIType.HIDE_AI,
       sort: 'date_desc', // TODO: Pixiv member could use 'popular_desc'
       filter: 'for_ios',
     }
@@ -165,10 +166,9 @@ namespace PixivImageSource {
         Schema.const(2).description('R18G')
       ]).description('年龄分级').default(0),
       ai: Schema.union([
-        Schema.const(0).description('不允许AI作品'),
-        Schema.const(1).description('允许未知（旧画作或字段未更新）'),
+        Schema.const(1).description('不允许AI作品'),
         Schema.const(2).description('允许AI作品')
-      ]).description('是否允许搜索AI作品').default(0)
+      ]).description('是否允许搜索AI作品').default(1)
     }).description('搜索设置'),
   ])
 }
diff --git a/packages/pixiv/src/types.ts b/packages/pixiv/src/types.ts
index cf726876b..248501d4b 100644
--- a/packages/pixiv/src/types.ts
+++ b/packages/pixiv/src/types.ts
@@ -20,13 +20,17 @@ export namespace PixivAppApi {
     | 'week_r18g'
 
   export type SearchTarget = 'partial_match_for_tags' | 'exact_match_for_tags' | 'title_and_caption' | 'keyword'
-
+  export enum SearchAIType {
+    SHOW_AI = 0,
+    HIDE_AI = 1,
+  }
   export type Sort = 'date_desc' | 'date_asc' | 'popular_desc'
   export type Duration = 'within_last_day' | 'within_last_week' | 'within_last_month'
 
   export interface SearchParams {
     word: string
     search_target: SearchTarget
+    search_ai_type?: SearchAIType
     sort?: Sort
     filter: Filter
     duration?: Duration