diff --git a/deploy/services/drhider.py b/deploy/services/drhider.py
index 7101322..4a10a30 100644
--- a/deploy/services/drhider.py
+++ b/deploy/services/drhider.py
@@ -6,7 +6,7 @@ DrHider — обфускация документов (двухпроходна
 
 Согласованность: одна и та же сущность во всех файлах → одно и то же фиктивное значение.
 """
-DRHIDER_VERSION = "0.3"
+DRHIDER_VERSION = "0.5"
 import io
 import csv
 import re
diff --git a/site/app.py b/site/app.py
index ab35a07..1dd49ee 100644
--- a/site/app.py
+++ b/site/app.py
@@ -3,11 +3,17 @@
 Все тяжёлые операции — на ВМ (contracts.kube5s.ru).
 """
 import os
+import uuid
+import threading
 import httpx
 from flask import Flask, render_template, request, jsonify
 
 app = Flask(__name__)
 
+# DrHider job store (in-memory, no persistence)
+_drhider_jobs = {}
+_drhider_lock = threading.Lock()
+
 VM_API = os.environ.get("VM_API", "https://contracts.kube5s.ru")
 LLM_URL = os.environ.get("LLM_API_URL", "https://api.aillm.ru/v1/chat/completions")
 LLM_KEY = os.environ.get("LLM_API_KEY", "")
@@ -110,9 +116,7 @@ def drhider():
 
 @app.route("/api/drhider", methods=["POST"])
 def api_drhider():
-    """Обфускация: файлы → LLM-NER → ZIP."""
-    import io
-    from flask import send_file
+    """Обфускация: старт фоновой задачи."""
     from services.drhider import obfuscate_files
 
     uploaded = request.files.getlist("files")
@@ -123,13 +127,50 @@ def api_drhider():
     if not files:
         return jsonify({"ok": False, "error": "Нет файлов"}), 400
 
-    try:
-        zip_data, _csv = obfuscate_files(files)
-        buf = io.BytesIO(zip_data)
-        buf.seek(0)
-        return send_file(buf, mimetype="application/zip", as_attachment=True, download_name="drhider_output.zip")
-    except Exception as e:
-        return jsonify({"ok": False, "error": str(e)}), 500
+    job_id = uuid.uuid4().hex
+    with _drhider_lock:
+        _drhider_jobs[job_id] = {"done": False, "data": None, "error": None}
+
+    def _process():
+        try:
+            zip_data, _csv = obfuscate_files(files)
+            with _drhider_lock:
+                _drhider_jobs[job_id] = {"done": True, "data": zip_data, "error": None}
+        except Exception as e:
+            with _drhider_lock:
+                _drhider_jobs[job_id] = {"done": True, "data": None, "error": str(e)}
+
+    threading.Thread(target=_process, daemon=True).start()
+    return jsonify({"ok": True, "job_id": job_id})
+
+
+@app.route("/api/drhider/<job_id>/status")
+def api_drhider_status(job_id):
+    """Статус задачи."""
+    with _drhider_lock:
+        job = _drhider_jobs.get(job_id)
+    if not job:
+        return jsonify({"ok": False, "error": "Неизвестный job_id"}), 404
+    return jsonify({"ok": True, "done": job["done"], "error": job["error"]})
+
+
+@app.route("/api/drhider/<job_id>/download")
+def api_drhider_download(job_id):
+    """Скачать результат."""
+    from flask import send_file
+    import io
+    with _drhider_lock:
+        job = _drhider_jobs.get(job_id)
+    if not job or not job["done"]:
+        return jsonify({"ok": False, "error": "Не готов"}), 404
+    if job["error"]:
+        return jsonify({"ok": False, "error": job["error"]}), 500
+    buf = io.BytesIO(job["data"])
+    buf.seek(0)
+    # Очистка
+    with _drhider_lock:
+        _drhider_jobs.pop(job_id, None)
+    return send_file(buf, mimetype="application/zip", as_attachment=True, download_name="drhider_output.zip")
 
 
 @app.route("/health")
diff --git a/site/services/drhider.py b/site/services/drhider.py
index 7101322..4a10a30 100644
--- a/site/services/drhider.py
+++ b/site/services/drhider.py
@@ -6,7 +6,7 @@ DrHider — обфускация документов (двухпроходна
 
 Согласованность: одна и та же сущность во всех файлах → одно и то же фиктивное значение.
 """
-DRHIDER_VERSION = "0.3"
+DRHIDER_VERSION = "0.5"
 import io
 import csv
 import re
diff --git a/site/templates/drhider.html b/site/templates/drhider.html
index 6989bbc..03caa5a 100644
--- a/site/templates/drhider.html
+++ b/site/templates/drhider.html
@@ -64,7 +64,7 @@
   <a href="/">Сверка договоров</a>
   <span class="sep">|</span>
   <strong>DrHider</strong>
-  <span style="font-size:11px;color:var(--muted);">v0.4</span>
+  <span style="font-size:11px;color:var(--muted);">v0.5</span>
 </header>
 
 <main>
@@ -121,21 +121,35 @@ function render() {
 BTN.onclick = async () => {
   if (!files.length) return;
   BTN.disabled = true;
-  setStatus('progress', '⏳ Отправка на сервер...');
+  setStatus('progress', '⏳ Отправка...');
   const fd = new FormData(); files.forEach(f => fd.append('files', f));
   try {
-    setStatus('progress', '⏳ Обработка (может занять до минуты)...');
-    const r = await fetch('/api/drhider', { method:'POST', body:fd });
-    if (!r.ok) {
-      const txt = await r.text();
-      throw new Error(txt);
+    // Шаг 1: старт задачи
+    const r1 = await fetch('/api/drhider', { method:'POST', body:fd });
+    if (!r1.ok) throw new Error(await r1.text());
+    const j = await r1.json();
+    if (!j.ok) throw new Error(j.error);
+    const jobId = j.job_id;
+
+    // Шаг 2: опрос
+    for (let i = 0; i < 120; i++) {
+      await new Promise(r => setTimeout(r, 2000));
+      const r2 = await fetch('/api/drhider/' + jobId + '/status');
+      const s = await r2.json();
+      if (s.error) throw new Error(s.error);
+      if (s.done) {
+        setStatus('progress', '⏳ Скачивание...');
+        const r3 = await fetch('/api/drhider/' + jobId + '/download');
+        if (!r3.ok) throw new Error(await r3.text());
+        const blob = await r3.blob();
+        const a = document.createElement('a'); a.href = URL.createObjectURL(blob); a.download = 'drhider_output.zip'; a.click();
+        setStatus('done', '✅ Готово!');
+        break;
+      }
+      setStatus('progress', '⏳ Обработка... (' + ((i+1)*2) + 'с)');
     }
-    const blob = await r.blob();
-    const a = document.createElement('a'); a.href = URL.createObjectURL(blob); a.download = 'drhider_output.zip'; a.click();
-    setStatus('done', '✅ Готово! ZIP скачан.');
   } catch(e) {
-    setStatus('error', '❌ ' + (e.name === 'TimeoutError' ? 'Сервер не ответил за 5 минут' : e.message || 'Неизвестная ошибка'));
-    console.error('DrHider error:', e);
+    setStatus('error', '❌ ' + (e.message || 'Ошибка'));
   }
   BTN.disabled = false;
 };
diff --git a/site/templates/index.html b/site/templates/index.html
index dd50c0d..656c40a 100644
--- a/site/templates/index.html
+++ b/site/templates/index.html
@@ -73,7 +73,7 @@
 <body>
 <div class="topbar">
   <img src="/static/logo.svg" alt="Nubes">
-  <span class="title">Сверка договоров — LLM AI-driven Event Sourcing <span style="font-weight:400;color:var(--muted);font-size:12px;">v1.0.187-flask</span></span>
+  <span class="title">Сверка договоров — LLM AI-driven Event Sourcing <span style="font-weight:400;color:var(--muted);font-size:12px;">v1.0.188-flask</span></span>
   <div id="pipelineStepper" style="display:flex;gap:8px;font-size:11px;align-items:center;color:var(--muted);">
     <span id="stepUpload">○ Загрузка</span><span>→</span>
     <span id="stepClassify">○ Классификация</span><span>→</span>