refactor: streamline OpenAI responses API tracing example in notebook

Author: viniciusdsmello

examples/tracing/openai/openai_responses_api_tracing.ipynb

@@ -112,66 +112,15 @@
    "outputs": [],
    "source": [
     "# Responses API - new unified interface with enhanced metadata\n",
-    "if hasattr(client, 'responses'):\n",
-    "    response = client.responses.create(\n",
-    "        model=\"gpt-4o-mini\",\n",
-    "        input=\"What is 3 + 3?\",\n",
-    "        max_output_tokens=50\n",
-    "    )\n",
-    "    \n",
-    "    # Response is automatically traced\n",
-    "    response\n",
-    "else:\n",
-    "    \"Responses API not available in this OpenAI version\""
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "id": "streaming-example",
-   "metadata": {},
-   "source": [
-    "## 5. Streaming example"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "streaming-code",
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "# Streaming works with both APIs\n",
-    "stream = client.chat.completions.create(\n",
+    "response = client.responses.create(\n",
     "    model=\"gpt-4o-mini\",\n",
-    "    messages=[{\"role\": \"user\", \"content\": \"Count from 1 to 3\"}],\n",
-    "    stream=True\n",
+    "    input=\"What is 3 + 3?\",\n",
+    "    max_output_tokens=50\n",
     ")\n",
-    "response = ''\n",
     "\n",
-    "# Consume the stream - automatically traced\n",
-    "for chunk in stream:\n",
-    "    if chunk.choices[0].delta.content:\n",
-    "        response += chunk.choices[0].delta.content\n",
+    "# Response is automatically traced\n",
     "response"
    ]
-  },
-  {
-   "cell_type": "markdown",
-   "id": "conclusion",
-   "metadata": {},
-   "source": [
-    "## Summary\n",
-    "\n",
-    "That's it! The same `trace_openai()` function now supports:\n",
-    "\n",
-    "- ✅ **Chat Completions API** - Full backward compatibility\n",
-    "- ✅ **Responses API** - New unified interface with enhanced metadata\n",
-    "- ✅ **Streaming** - Both APIs support streaming\n",
-    "- ✅ **Function calling** - Tool calls work with both APIs\n",
-    "- ✅ **Async support** - Use `trace_async_openai()` for async clients\n",
-    "\n",
-    "All traces are automatically sent to Openlayer with proper API type differentiation!"
-   ]
   }
  ],
  "metadata": {