diff --git a/src/views/Chat/CharacterForm.vue b/src/views/Chat/CharacterForm.vue
index a563a52..8a1fc73 100644
--- a/src/views/Chat/CharacterForm.vue
+++ b/src/views/Chat/CharacterForm.vue
@@ -353,10 +353,11 @@
               <v-col cols="12">
                 <v-textarea
                   v-model="character.systemPrompt"
-                  label="시스템 프롬프트"
+                  label="시스템 프롬프트 (최대 2000자)"
                   outlined
                   auto-grow
                   rows="4"
+                  counter="2000"
                   :class="{ 'required-asterisk': !isEdit }"
                   :rules="systemPromptRules"
                 />
@@ -1182,7 +1183,8 @@ export default {
       ],
       typeOptions: ['Clone', 'Character'],
       systemPromptRules: [
-        v => (this.isEdit ? true : (!!v && v.trim().length > 0) || '시스템 프롬프트를 입력하세요')
+        v => (this.isEdit ? true : (!!v && v.trim().length > 0) || '시스템 프롬프트를 입력하세요'),
+        v => (!!v && v.length <= 2000) || '최대 2000자까지 입력 가능합니다'
       ],
       // 인물 관계 옵션 및 검증 규칙
       relationshipTypeOptions: ['가족', '친구', '동료', '연인', '기타'],