diff --git a/agent.py b/agent.py
index 9a970cd..e9bf434 100644
--- a/agent.py
+++ b/agent.py
@@ -1,7 +1,8 @@
 from llm.bedrock import BedrockClient
-from jarvis_mcp.client import MCPClient
+from jarvis_mcp.client import MCPClient  # oder wo auch immer dein MCP-Client liegt
 from config import MCP_URL
 from util.logger import get_logger
+import asyncio
 
 
 class Agent:
@@ -12,7 +13,6 @@ class Agent:
         self.mcp = MCPClient(MCP_URL)
 
         self.tools = []
-
         self.messages = [
             {
                 "role": "system",
@@ -21,7 +21,7 @@ class Agent:
                         "text": (
                             "Du bist N.O.R.A, ein Smart-Home Assistent. "
                             "Du steuerst Geräte über Tools. "
-                            "Nutze Tools wenn sinnvoll."
+                            "Nutze Tools wenn sinnvoll. Sei präzise und hilfreich."
                         )
                     }
                 ]
@@ -46,7 +46,7 @@ class Agent:
                 for t in res.tools
             ]
 
-            self.logger.info(f"{len(self.tools)} Tools geladen")
+            self.logger.info(f"{len(self.tools)} Tools erfolgreich geladen")
 
         except Exception as e:
             self.logger.error(f"Tool Load Error: {e}")
@@ -57,8 +57,10 @@ class Agent:
     # -------------------------
     async def _run_tool(self, tool):
         try:
-            name = tool.get("name")
-            args = tool.get("input", {}) or {}
+            # Robustere Extraktion
+            tool_use = tool.get("toolUse", tool)  # falls schon extrahiert
+            name = tool_use.get("name")
+            args = tool_use.get("input", {}) or {}
 
             self.logger.info(f"Tool Call → {name} | args={args}")
 
@@ -67,35 +69,33 @@ class Agent:
             # MCP result stabilisieren
             if hasattr(result, "content"):
                 return result.content
-
             return result
 
         except Exception as e:
-            self.logger.error(f"Tool Error ({tool.get('name')}): {e}")
+            self.logger.error(f"Tool Error ({name}): {e}")
             return f"ERROR: {e}"
 
     # -------------------------
     # MAIN LOOP
     # -------------------------
     async def run(self, user_input: str):
-
         self.messages.append({
             "role": "user",
             "content": [{"text": user_input}]
         })
 
-        for _ in range(8):
-
+        for iteration in range(10):  # etwas mehr Schleifendurchläufe erlaubt
             try:
                 response = await self.llm.chat(
                     messages=self.messages,
-                    tools=self.tools
+                    tools=self.tools if self.tools else None
                 )
 
             except Exception as e:
                 self.logger.error(f"LLM Error: {e}")
                 return f"LLM Fehler: {e}"
 
+            # Response-Struktur von Bedrock Converse
             output = response.get("output", {})
             message = output.get("message", {})
             content = message.get("content", [])
@@ -103,25 +103,18 @@ class Agent:
             tool_uses = []
             final_text = []
 
-            # -------------------------
-            # PARSE RESPONSE SAFE
-            # -------------------------
+            # Verbessertes Parsing
             for c in content:
-
-                tool = c.get("toolUse")
-                if tool:
-                    tool_uses.append(tool)
-
-                if "text" in c:
+                if "toolUse" in c:
+                    tool_uses.append(c)
+                elif "text" in c:
                     final_text.append(c["text"])
 
-            # -------------------------
             # TOOL EXECUTION PATH
-            # -------------------------
             if tool_uses:
-
                 self.logger.info(f"{len(tool_uses)} Tool(s) detected")
 
+                # Assistant-Nachricht mit Tool-Call speichern
                 self.messages.append({
                     "role": "assistant",
                     "content": content
@@ -130,32 +123,25 @@ class Agent:
                 tool_results = []
 
                 for tool in tool_uses:
-
                     result = await self._run_tool(tool)
 
                     tool_results.append({
                         "toolResult": {
-                            "toolUseId": tool.get("toolUseId"),
-                            "content": [
-                                {
-                                    "text": str(result)
-                                }
-                            ]
+                            "toolUseId": tool.get("toolUse", tool).get("toolUseId"),
+                            "content": [{"text": str(result)}]
                         }
                     })
 
+                # Tool-Ergebnisse zurück an das Modell
                 self.messages.append({
                     "role": "user",
                     "content": tool_results
                 })
 
-                continue
+                continue  # nächste Runde für finale Antwort
 
-            # -------------------------
             # FINAL RESPONSE
-            # -------------------------
             if final_text:
-
                 text = "\n".join(final_text)
 
                 self.messages.append({
@@ -165,4 +151,4 @@ class Agent:
 
                 return text
 
-        return "Tool Loop Limit erreicht"
\ No newline at end of file
+        return "Tool Loop Limit erreicht. Bitte versuche es erneut."
\ No newline at end of file