diff --git a/services/api-server/src/api_server/html5.py b/services/api-server/src/api_server/html5.py
index b34d64f..1a619e0 100644
--- a/services/api-server/src/api_server/html5.py
+++ b/services/api-server/src/api_server/html5.py
@@ -1038,7 +1038,13 @@ def render_html5_project_setup(*, project_id: str, projects: Iterable[object], s
     sources = getattr(setup, "import_sources", []) or []
     source_cards = "".join(_import_source_card(source) for source in sources)
     content = f"""
-    <main class="workspace setup-workspace" data-html5-page="setup" data-project-id="{escape(project_id)}">
+    <main
+      class="workspace setup-workspace"
+      data-html5-page="setup"
+      data-project-id="{escape(project_id)}"
+      hx-ext="sse"
+      sse-connect="/html5/projects/{quote(project_id)}/setup/events"
+    >
       {_topbar(project_id, project_nav)}
       <section class="setup-layout">
         <aside class="panel">
@@ -1187,7 +1193,7 @@ def render_html5_import_check(project_id: str, check: object | None = None) -> s
 def render_html5_import_job(project_id: str, job: object | None = None) -> str:
     if job is None:
         return f"""
-        <div class="import-job" data-html5-import-job>
+        <div class="import-job" data-html5-import-job sse-swap="setup-import-job" hx-swap="outerHTML">
           <div class="panel-title flush">Фоновый импорт</div>
           <p class="muted padded">Фоновая задача импорта для проекта {escape(project_id)} еще не запускалась.</p>
         </div>
@@ -1199,14 +1205,14 @@ def render_html5_import_job(project_id: str, job: object | None = None) -> str:
     source = str(payload.get("source") or "")
     stage = str(payload.get("stage") or "")
     logs = payload.get("logs") if isinstance(payload.get("logs"), list) else []
-    poll = ' hx-trigger="every 2s" hx-swap="outerHTML"' if status in {"QUEUED", "RUNNING"} else ""
     logs_html = "".join(f"<li>{escape(str(item))}</li>" for item in logs[-6:])
     return f"""
     <div
       class="import-job"
       data-html5-import-job
       hx-get="/html5/projects/{quote(project_id)}/setup/jobs/{quote(job_id)}"
-      {poll}
+      sse-swap="setup-import-job"
+      hx-swap="outerHTML"
     >
       <div class="panel-title flush">Фоновый импорт</div>
       <div class="check-head">
@@ -1231,7 +1237,7 @@ def render_html5_setup_summary(project_id: str, setup: object) -> str:
       class="setup-summary"
       data-html5-setup-summary
       hx-get="/html5/projects/{quote(project_id)}/setup/summary"
-      hx-trigger="every 5s"
+      sse-swap="setup-summary"
       hx-swap="outerHTML"
     >
       <div class="section-title">
diff --git a/services/api-server/src/api_server/main.py b/services/api-server/src/api_server/main.py
index 0a9f121..21b211f 100644
--- a/services/api-server/src/api_server/main.py
+++ b/services/api-server/src/api_server/main.py
@@ -2021,6 +2021,24 @@ async def html5_project_setup_summary(project_id: str) -> Response:
     )
 
 
+@app.get("/html5/projects/{project_id}/setup/events")
+async def html5_project_setup_events(project_id: str, once: bool = False) -> StreamingResponse:
+    async def stream_setup():
+        while True:
+            setup = _project_setup_response(project_id)
+            yield _html5_sse_event("setup-summary", render_html5_setup_summary(project_id, setup))
+            yield _html5_sse_event("setup-import-job", render_html5_import_job(project_id, _html5_latest_import_job(project_id)))
+            if once:
+                break
+            await asyncio.sleep(2)
+
+    return StreamingResponse(
+        stream_setup(),
+        media_type="text/event-stream",
+        headers={"Cache-Control": "no-cache", "X-Accel-Buffering": "no"},
+    )
+
+
 @app.post("/html5/projects/{project_id}/setup/source")
 async def html5_project_setup_source(project_id: str, request: Request) -> Response:
     form = await _html5_form_data(request)
@@ -8392,6 +8410,19 @@ def _html5_operation_jobs() -> list[OperationJob]:
     return sorted(_operations.jobs.values(), key=lambda job: job.updated_at, reverse=True)[:50]
 
 
+def _html5_latest_import_job(project_id: str) -> OperationJob | None:
+    jobs = [
+        job
+        for job in _operations.jobs.values()
+        if job.payload.get("project_id") == project_id and _operation_value(getattr(job, "kind", "")) == "SERVER_IMPORT"
+    ]
+    return max(jobs, key=lambda job: job.updated_at) if jobs else None
+
+
+def _operation_value(value: object) -> str:
+    return str(getattr(value, "value", value))
+
+
 def _html5_sse_event(event: str, fragment: str) -> str:
     data = "\n".join(f"data: {line}" for line in fragment.splitlines())
     return f"event: {event}\n{data}\n\n"
diff --git a/services/api-server/tests/test_api.py b/services/api-server/tests/test_api.py
index 452d1b0..9d3a29d 100644
--- a/services/api-server/tests/test_api.py
+++ b/services/api-server/tests/test_api.py
@@ -533,6 +533,11 @@ def test_html5_project_setup_renders_server_fragments():
     assert "HTML5 Setup Demo" in setup.text
     assert "data-html5-settings-panel" in setup.text
     assert "data-html5-setup-summary" in setup.text
+    assert 'hx-ext="sse"' in setup.text
+    assert f'sse-connect="/html5/projects/{project_id}/setup/events"' in setup.text
+    assert 'sse-swap="setup-summary"' in setup.text
+    assert 'sse-swap="setup-import-job"' in setup.text
+    assert 'hx-trigger="every 5s"' not in setup.text
     assert f'hx-get="/html5/projects/{project_id}/setup/summary"' in setup.text
     assert f'hx-post="/html5/projects/{project_id}/setup/settings"' in setup.text
     assert f'hx-post="/html5/projects/{project_id}/setup/source"' in setup.text
@@ -582,6 +587,8 @@ def test_html5_project_setup_renders_server_fragments():
     assert "data-html5-import-job" in import_job.text
     assert "SERVER_IMPORT" not in import_job.text
     assert "hx-get" in import_job.text
+    assert 'sse-swap="setup-import-job"' in import_job.text
+    assert 'hx-trigger="every 2s"' not in import_job.text
     assert "<html" not in import_job.text
 
     jobs = client.get("/operations/jobs", params={"project_id": project_id, "kind": "SERVER_IMPORT"})
@@ -591,6 +598,8 @@ def test_html5_project_setup_renders_server_fragments():
     assert job_fragment.status_code == 200
     assert "data-html5-import-job" in job_fragment.text
     assert job_id in job_fragment.text
+    assert 'sse-swap="setup-import-job"' in job_fragment.text
+    assert 'hx-trigger="every 2s"' not in job_fragment.text
     assert "<html" not in job_fragment.text
 
     html5_import = client.post(f"/html5/projects/{project_id}/setup/import")
@@ -611,8 +620,18 @@ def test_html5_project_setup_renders_server_fragments():
     assert "data-html5-setup-summary" in summary.text
     assert "INDEXED" in summary.text
     assert "mock_indexed" in summary.text
+    assert 'sse-swap="setup-summary"' in summary.text
+    assert 'hx-trigger="every 5s"' not in summary.text
     assert "<html" not in summary.text
 
+    with client.stream("GET", f"/html5/projects/{project_id}/setup/events?once=1") as events:
+        first_chunk = next(events.iter_text())
+    assert "event: setup-summary" in first_chunk
+    assert "event: setup-import-job" in first_chunk
+    assert "data-html5-setup-summary" in first_chunk
+    assert "data-html5-import-job" in first_chunk
+    assert project_id in first_chunk
+
 
 def test_html5_operations_renders_job_monitor_fragments():
     client = TestClient(app)