diff --git a/frontend/src/i18n/locales/en.ts b/frontend/src/i18n/locales/en.ts
index c4cf6cc6..2732d84d 100644
--- a/frontend/src/i18n/locales/en.ts
+++ b/frontend/src/i18n/locales/en.ts
@@ -1486,6 +1486,7 @@ export default {
       testing: 'Testing...',
       retry: 'Retry',
       copyOutput: 'Copy output',
+      outputCopied: 'Output copied',
       startingTestForAccount: 'Starting test for account: {name}',
       testAccountTypeLabel: 'Account type: {type}',
       selectTestModel: 'Select Test Model',
diff --git a/frontend/src/i18n/locales/zh.ts b/frontend/src/i18n/locales/zh.ts
index 79ddf6cc..40aa39ab 100644
--- a/frontend/src/i18n/locales/zh.ts
+++ b/frontend/src/i18n/locales/zh.ts
@@ -1601,6 +1601,7 @@ export default {
       startTest: '开始测试',
       retry: '重试',
       copyOutput: '复制输出',
+      outputCopied: '输出已复制',
       startingTestForAccount: '开始测试账号：{name}',
       testAccountTypeLabel: '账号类型：{type}',
 	      selectTestModel: '选择测试模型',