diff --git a/load_test.py b/load_test.py
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+++ b/load_test.py
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+"""
+Нагрузочный тест: N параллельных браузеров на X секунд.
+
+Использование:
+    python load_test.py --n 5
+    python load_test.py --n 10 --url https://example.com --time 15
+"""
+
+import asyncio
+import sys
+import time
+import argparse
+from pathlib import Path
+from dataclasses import dataclass, field
+from typing import List, Optional
+
+sys.path.insert(0, str(Path(__file__).parent))
+
+import psutil
+
+from config.settings import settings
+from core.logger import setup_logger
+from managers.proxy_manager import ProxyManager
+from services.browser_service import BrowserService
+
+logger = setup_logger(name="load_test", log_level="INFO", log_file="logs/load_test.log")
+
+PROCESS = psutil.Process()
+
+
+def _mem_mb() -> float:
+    return PROCESS.memory_info().rss / (1024 * 1024)
+
+
+@dataclass
+class BrowserResult:
+    index: int
+    success: bool
+    duration: float
+    error: Optional[str] = None
+    final_url: Optional[str] = None
+
+
+async def run_one_browser(
+    index: int,
+    browser_service: BrowserService,
+    url: str,
+    visit_time: int,
+    results: List[BrowserResult],
+) -> None:
+    t0 = time.perf_counter()
+    try:
+        result = await browser_service.visit_page(url, reading_time=visit_time)
+        duration = time.perf_counter() - t0
+        results.append(BrowserResult(
+            index=index,
+            success=result.success,
+            duration=duration,
+            error=result.error,
+            final_url=result.final_url,
+        ))
+        status = "OK" if result.success else f"FAIL: {result.error}"
+        print(f"  [Browser {index:>2}] {status} — {duration:.1f}s | RAM: {_mem_mb():.0f} MB")
+    except Exception as e:
+        duration = time.perf_counter() - t0
+        results.append(BrowserResult(index=index, success=False, duration=duration, error=str(e)))
+        print(f"  [Browser {index:>2}] EXCEPTION: {e} — {duration:.1f}s")
+
+
+async def run_load_test(n: int, url: str, visit_time: int) -> None:
+    print(f"\n{'='*60}")
+    print(f"  Нагрузочный тест")
+    print(f"  Браузеров: {n}  |  URL: {url}  |  Время: {visit_time}s")
+
+    # Инфо о системе
+    mem = psutil.virtual_memory()
+    print(f"  RAM всего: {mem.total / (1024**3):.1f} GB  |  Свободно: {mem.available / (1024**3):.1f} GB")
+    print(f"  CPU ядер: {psutil.cpu_count()}")
+    print(f"{'='*60}\n")
+
+    proxy_manager = ProxyManager()
+    await proxy_manager.detect_types()
+
+    proxy_count = proxy_manager.count
+    if proxy_count < n:
+        print(f"  ВНИМАНИЕ: прокси {proxy_count} < браузеров {n}.")
+        print(f"  Некоторые браузеры могут не получить прокси.\n")
+
+    browser_service = BrowserService(proxy_manager)
+    results: List[BrowserResult] = []
+
+    ram_before = _mem_mb()
+    print(f"  RAM до старта: {ram_before:.0f} MB")
+    print(f"\n  Запускаем {n} браузеров...\n")
+
+    wall_start = time.perf_counter()
+
+    tasks = [
+        asyncio.create_task(
+            run_one_browser(i + 1, browser_service, url, visit_time, results)
+        )
+        for i in range(n)
+    ]
+    await asyncio.gather(*tasks, return_exceptions=True)
+
+    wall_elapsed = time.perf_counter() - wall_start
+    ram_after = _mem_mb()
+
+    await browser_service.cleanup()
+
+    # --- Итоги ---
+    ok = sum(1 for r in results if r.success)
+    fail = len(results) - ok
+    avg_dur = sum(r.duration for r in results) / len(results) if results else 0
+    max_dur = max((r.duration for r in results), default=0)
+    min_dur = min((r.duration for r in results), default=0)
+
+    print(f"\n{'='*60}")
+    print(f"  ИТОГИ")
+    print(f"{'='*60}")
+    print(f"  Всего браузеров : {n}")
+    print(f"  Успешно         : {ok}")
+    print(f"  Ошибки          : {fail}")
+    print(f"  Общее время     : {wall_elapsed:.1f}s")
+    print(f"  Время посещения : avg={avg_dur:.1f}s  min={min_dur:.1f}s  max={max_dur:.1f}s")
+    print(f"  RAM до/после    : {ram_before:.0f} MB → {ram_after:.0f} MB  (Δ {ram_after - ram_before:+.0f} MB)")
+    print(f"  RAM на браузер  : ~{(ram_after - ram_before) / n if n else 0:.0f} MB")
+
+    if fail:
+        print(f"\n  Ошибки:")
+        for r in results:
+            if not r.success:
+                print(f"    Browser {r.index}: {r.error}")
+
+    print(f"{'='*60}\n")
+
+
+def main():
+    parser = argparse.ArgumentParser(description="Load test: N параллельных браузеров")
+    parser.add_argument("--n", type=int, default=3, help="Число параллельных браузеров (по умолчанию: 3)")
+    parser.add_argument("--url", type=str, default="https://httpbin.org/headers", help="URL для посещения")
+    parser.add_argument("--time", type=int, default=10, dest="visit_time", help="Время посещения в секундах (по умолчанию: 10)")
+    args = parser.parse_args()
+
+    try:
+        asyncio.run(run_load_test(args.n, args.url, args.visit_time))
+    except KeyboardInterrupt:
+        print("\nПрервано.")
+
+
+if __name__ == "__main__":
+    main()
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