diff --git a/docs/_static/js/chatbot_widget_cn.js b/docs/_static/js/chatbot_widget_cn.js
index d975df5297c..85f08ef9c41 100644
--- a/docs/_static/js/chatbot_widget_cn.js
+++ b/docs/_static/js/chatbot_widget_cn.js
@@ -3,6 +3,8 @@ document.addEventListener("DOMContentLoaded", function () {
     script.src = "https://widget.kapa.ai/kapa-widget.bundle.js";
     script.setAttribute("data-bot-protection-mechanism", "hcaptcha");
     script.setAttribute("data-website-id", "6b18f5e5-d883-4ccd-9a24-371457cc0d7b");
+    script.setAttribute("data-mcp-enabled", "true");
+    script.setAttribute("data-mcp-server-url", "https://espressif-cn.mcp.kapa.ai");
     script.setAttribute("data-modal-title", "ESP-IDF 编程指南文档 AI 助手");
     script.setAttribute("data-project-name", "ESP-IDF 编程指南");
     script.setAttribute("data-project-color", "#C62817");
diff --git a/docs/_static/js/chatbot_widget_en.js b/docs/_static/js/chatbot_widget_en.js
index 4f0841dee93..dbb0f97c08d 100644
--- a/docs/_static/js/chatbot_widget_en.js
+++ b/docs/_static/js/chatbot_widget_en.js
@@ -3,6 +3,8 @@ document.addEventListener("DOMContentLoaded", function () {
     script.src = "https://widget.kapa.ai/kapa-widget.bundle.js";
     script.setAttribute("data-bot-protection-mechanism", "hcaptcha");
     script.setAttribute("data-website-id", "e569d308-b8f4-43d1-a0d2-bebc1ece63de");
+    script.setAttribute("data-mcp-enabled", "true");
+    script.setAttribute("data-mcp-server-url", "https://espressif-en.mcp.kapa.ai");
     script.setAttribute("data-project-name", "ESP-IDF Programming Guide");
     script.setAttribute("data-project-color", "#C62817");
     script.setAttribute("data-project-logo", "https://dl.espressif.com/public/logo.png");