Updating logprobs example and updating the model for the RAG database (#1667)

Author: glojain

examples/RAG_with_graph_db.ipynb

@@ -620,7 +620,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 15,
+   "execution_count": 84,
    "id": "83100e64",
    "metadata": {},
    "outputs": [],
@@ -629,7 +629,7 @@
     "client = OpenAI(api_key=os.environ.get(\"OPENAI_API_KEY\", \"<your OpenAI API key if not set as env var>\"))\n",
     "\n",
     "# Define the entities to look for\n",
-    "def define_query(prompt, model=\"gpt-4-1106-preview\"):\n",
+    "def define_query(prompt, model=\"gpt-4o\"):\n",
     "    completion = client.chat.completions.create(\n",
     "        model=model,\n",
     "        temperature=0,\n",
@@ -1220,7 +1220,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 39,
+   "execution_count": null,
    "id": "14f76f9d",
    "metadata": {},
    "outputs": [],
@@ -1230,7 +1230,7 @@
     "from langchain.agents.output_parsers.openai_tools import OpenAIToolsAgentOutputParser\n",
     "\n",
     "\n",
-    "llm = ChatOpenAI(temperature=0, model=\"gpt-4\")\n",
+    "llm = ChatOpenAI(temperature=0, model=\"gpt-4o\")\n",
     "\n",
     "# LLM chain consisting of the LLM and a prompt\n",
     "llm_chain = LLMChain(llm=llm, prompt=prompt)\n",