diff --git a/web/src/pages/Setting/Model/SettingClaudeModel.js b/web/src/pages/Setting/Model/SettingClaudeModel.js
index 98c6b49e..93c66b43 100644
--- a/web/src/pages/Setting/Model/SettingClaudeModel.js
+++ b/web/src/pages/Setting/Model/SettingClaudeModel.js
@@ -133,7 +133,9 @@ export default function SettingClaudeModel(props) {
                   label={t('思考适配 BudgetTokens 百分比')}
                   field={'claude.thinking_adapter_budget_tokens_percentage'}
                   initValue={''}
-                  suffix={t('%')}
+                  extraText={t('0.1-1之间的小数')}
+                  min={0.1}
+                  max={1}
                   onChange={(value) => setInputs({ ...inputs, 'claude.thinking_adapter_budget_tokens_percentage': value })}
                 />
               </Col>