diff --git a/backend/routers/prompts.py b/backend/routers/prompts.py
index 8a9992a..5571324 100644
--- a/backend/routers/prompts.py
+++ b/backend/routers/prompts.py
@@ -30,9 +30,9 @@ from placeholder_resolver import (
 OPENROUTER_KEY = os.getenv("OPENROUTER_API_KEY")
 OPENROUTER_MODEL = os.getenv("OPENROUTER_MODEL", "anthropic/claude-sonnet-4")
 
-router = APIRouter(prefix=”/api/prompts”, tags=[“prompts”])
+router = APIRouter(prefix="/api/prompts", tags=["prompts"])
 
-# Metadaten-Schlüssel in workflow aggregate_results (nicht als „einziger” Nutzer-Output)
+# Metadaten-Schlüssel in workflow aggregate_results (nicht als „einziger“ Nutzer-Output)
 _WORKFLOW_AGG_META_KEYS = frozenset({
     "combined_analysis",
     "all_signals",
@@ -1547,17 +1547,6 @@ async def execute_unified_prompt_stream(
                         )
                         conn.commit()
 
-                # Client (EventSource) wartet auf dieses Event; ohne Payload schließt der Stream
-                # und der Browser feuert onerror → „Connection to server lost“.
-                try:
-                    sse_payload = json.loads(json.dumps(result, default=str))
-                except (TypeError, ValueError):
-                    sse_payload = {"type": result.get("type", "unknown"), "error": "result_not_serializable"}
-                await event_queue.put({
-                    "type": "execution_complete",
-                    "result": sse_payload,
-                })
-
             except Exception as e:
                 # Queue error event
                 await event_queue.put({