buffer rejected search drafts and cap interactive rounds

src/clean_agent_preview.py

@@ -1307,11 +1307,11 @@ def native_execution_limits(max_rounds):
 
 
 def interactive_execution_limit(max_rounds):
-    """Honor the WebUI agent-step setting for the compact preview loop."""
+    """Bound interactive turns independently of long-running native jobs."""
     if max_rounds is None:
         return INTERACTIVE_ROUND_LIMIT
     try:
-        return max(1, min(int(max_rounds), 200))
+        return max(1, min(int(max_rounds), INTERACTIVE_ROUND_LIMIT))
     except (TypeError, ValueError):
         return INTERACTIVE_ROUND_LIMIT
 
@@ -3891,6 +3891,7 @@ async def stream_preview(*, endpoint_url, model, messages, headers, turn_contrac
     official_source_retry_attempted = False
     note_search_recovery_attempted = False
     replace_streamed_draft_on_finish = False
+    buffer_completion_drafts = broad_current_web_request(direct_user_text)
     usage_in = usage_out = 0
     has_real_usage = False
     first_request_tokens = last_request_tokens = 0
@@ -4108,7 +4109,11 @@ async def stream_preview(*, endpoint_url, model, messages, headers, turn_contrac
                         if text:
                             first_token = first_token or time.monotonic()
                             content += text
-                            if not prior_summary_answer and not progressive_thinking:
+                            if (
+                                not prior_summary_answer
+                                and not progressive_thinking
+                                and not buffer_completion_drafts
+                            ):
                                 yield event({'delta': text})
                         for fragment in delta.get('tool_calls') or []:
                             call = pending.setdefault(fragment['index'], {'id': '', 'type': 'function', 'function': {'name': '', 'arguments': ''}})
@@ -4118,7 +4123,7 @@ async def stream_preview(*, endpoint_url, model, messages, headers, turn_contrac
                                 call['function'][key] += (fragment.get('function') or {}).get(key) or ''
                 if progressive_thinking:
                     content = visible_content_after_qwen_thinking(content)
-                    if content and not prior_summary_answer:
+                    if content and not prior_summary_answer and not buffer_completion_drafts:
                         yield event({'delta': content})
                 proposed = [pending[i] for i in sorted(pending)]
                 proposed = serialize_required_email_attachment_chain(
@@ -4377,7 +4382,7 @@ async def stream_preview(*, endpoint_url, model, messages, headers, turn_contrac
                         yield event({'delta': suffix})
                     if not content:
                         yield event({'delta': 'The test model returned no answer. No substitute answer was generated.'})
-                    elif replace_streamed_draft_on_finish:
+                    elif replace_streamed_draft_on_finish or buffer_completion_drafts:
                         yield event({'type': 'final_response', 'content': content})
                     break
                 # Treat a model-proposed call batch atomically for preview

tests/test_clean_agent_preview.py

@@ -312,8 +312,8 @@ def test_native_execution_limits_allow_multi_artifact_work_without_unbounded_rou
 
 
 def test_compact_preview_honors_configured_interactive_round_limit():
-    assert interactive_execution_limit(100) == 100
-    assert interactive_execution_limit(1000) == 200
+    assert interactive_execution_limit(100) == 8
+    assert interactive_execution_limit(1000) == 8
     assert interactive_execution_limit(0) == 1
     assert interactive_execution_limit(None) == 8
     assert interactive_execution_limit("invalid") == 8
@@ -1266,6 +1266,10 @@ async def test_stream_retries_an_obviously_truncated_broad_web_answer(monkeypatc
         and 'fuller evidence-based briefing' in event.get('content', '')
         for event in events
     )
+    assert not any(
+        event.get('delta') == 'Current AI news includes reports about U.'
+        for event in events
+    )
 
 
 def test_task_renderer_honors_few_and_filters_confirmed_morning_schedule():