diff --git a/bot/scripts/stream-test/chrome-control.mjs b/bot/scripts/stream-test/chrome-control.mjs
index e6031d5..5327ec2 100644
--- a/bot/scripts/stream-test/chrome-control.mjs
+++ b/bot/scripts/stream-test/chrome-control.mjs
@@ -97,6 +97,32 @@ try {
       break;
     }
 
+    case 'search': {
+      // One-shot "search on a site": build the engine's results URL so a small
+      // model doesn't have to chain navigate->type->enter. Visible on screen.
+      const q = String(cmd.query || '').trim();
+      if (!q) throw new Error('search: no query');
+      const site = String(cmd.site || 'google').toLowerCase();
+      const engines = {
+        naver: 'https://search.naver.com/search.naver?query=',
+        google: 'https://www.google.com/search?q=',
+        daum: 'https://search.daum.net/search?q=',
+        youtube: 'https://www.youtube.com/results?search_query=',
+        bing: 'https://www.bing.com/search?q=',
+      };
+      const base = engines[site] || engines.google;
+      const target = base + encodeURIComponent(q);
+      await front(page);
+      if (HAS_XDOTOOL && cmd.human !== false) {
+        try { await human.navigateOmnibox(target); await page.waitForLoadState('domcontentloaded').catch(() => {}); }
+        catch { await page.goto(target, { waitUntil: 'domcontentloaded' }); }
+      } else {
+        await page.goto(target, { waitUntil: 'domcontentloaded' });
+      }
+      out({ ok: true, site: engines[site] ? site : 'google', query: q, url: page.url(), title: await page.title().catch(() => '') });
+      break;
+    }
+
     case 'back': await front(page); await page.goBack({ waitUntil: 'domcontentloaded' }).catch(() => {}); out({ ok: true, url: page.url() }); break;
     case 'forward': await front(page); await page.goForward({ waitUntil: 'domcontentloaded' }).catch(() => {}); out({ ok: true, url: page.url() }); break;
     case 'refresh': await front(page); await reload(); out({ ok: true, url: page.url() }); break;
diff --git a/src/jarvis/system_prompt.py b/src/jarvis/system_prompt.py
index a6d10f6..5565f2a 100644
--- a/src/jarvis/system_prompt.py
+++ b/src/jarvis/system_prompt.py
@@ -36,6 +36,8 @@ _SYSTEM_PROMPT_TEMPLATE: str = (
     "butler clichés, and never address the user as 'sir', 'madam', 'my liege', or similar. "
     "Never stack multiple jokes in one reply. "
     "Be concise, conversational, and actionable. "
+    "This is a spoken voice assistant: answer in ONE short sentence whenever possible "
+    "(two at the very most). No lists, no preamble, no 'is there anything else' offers. "
     "Never claim you performed an action — opening a website, navigating the browser, "
     "playing or showing something on screen, changing a setting, sending a message — unless a "
     "tool actually did it this turn and reported success. If you have no tool for what was asked, "
diff --git a/src/jarvis/tools/builtin/control_browser.py b/src/jarvis/tools/builtin/control_browser.py
index 5e244f9..9c13498 100644
--- a/src/jarvis/tools/builtin/control_browser.py
+++ b/src/jarvis/tools/builtin/control_browser.py
@@ -41,12 +41,14 @@ class ControlBrowserTool(Tool):
     @property
     def description(self) -> str:
         return (
-            "Operate the on-screen Chrome shown on the broadcast like a person: open a "
-            "website/URL, list/open/close/switch tabs, close popups, click an element, "
-            "type text, scroll, or screenshot. Use whenever the user asks to go to a site "
-            "(e.g. 'open Naver'), check what's on screen, or interact with the page. "
-            "Only available in screen-share mode. Do NOT claim you did any of this unless "
-            "this tool returns success."
+            "Drive the on-screen Chrome that is shown on the broadcast, like a person would. "
+            "Use this (NOT webSearch) whenever the user wants something done or shown IN the "
+            "browser on screen: open a website or URL, search on a specific site (action "
+            "'search' with site=naver/google/daum/youtube/bing), go back/forward, refresh, "
+            "manage tabs (list/new/close/switch), close popups, click, type, scroll, or "
+            "screenshot. webSearch only returns text and shows nothing on screen; this tool "
+            "actually navigates the visible browser. Only available in screen-share mode. "
+            "Never claim you did any of this unless this tool returns success."
         )
 
     @property
@@ -57,14 +59,16 @@ class ControlBrowserTool(Tool):
                 "action": {
                     "type": "string",
                     "enum": [
-                        "status", "listTabs", "navigate", "back", "forward",
-                        "refresh", "newTab", "closeTab", "activateTab",
+                        "status", "listTabs", "navigate", "search", "back",
+                        "forward", "refresh", "newTab", "closeTab", "activateTab",
                         "closePopups", "click", "type", "scroll", "pressKey",
                         "screenshot",
                     ],
                     "description": "What to do in the browser.",
                 },
                 "url": {"type": "string", "description": "Target URL/site for navigate/newTab (e.g. 'naver.com')."},
+                "query": {"type": "string", "description": "Search text for action 'search'."},
+                "site": {"type": "string", "description": "Search site for action 'search': naver, google, daum, youtube, bing."},
                 "index": {"type": "integer", "description": "Tab index for closeTab/activateTab (from listTabs)."},
                 "selector": {"type": "string", "description": "CSS selector for click/type."},
                 "text": {"type": "string", "description": "Text to type."},
@@ -129,6 +133,10 @@ class ControlBrowserTool(Tool):
     def _summarise(action: str, args: Dict[str, Any], data: Dict[str, Any]) -> str:
         if action == "navigate":
             return f"브라우저에서 {data.get('url', args.get('url'))} 로 이동했습니다."
+        if action == "search":
+            return f"{data.get('site', '')}에서 '{data.get('query', args.get('query'))}'를 검색해 화면에 띄웠습니다."
+        if action in ("back", "forward", "refresh"):
+            return f"브라우저: {action} 완료 ({data.get('url', '')})."
         if action in ("status", "listTabs"):
             tabs = data.get("tabs", [])
             lines = "\n".join(f"  [{t['index']}] {t.get('title') or t['url']}" for t in tabs) or "  (탭 없음)"