Add Reward API Docs etc (#1910)

Co-authored-by: Chayenne <zhaochenyang@g.ucla.edu>

docs/start/send_request.ipynb

@@ -5,14 +5,19 @@
    "metadata": {},
    "source": [
     "# Quick Start: Sending Requests\n",
-    "This notebook provides a quick-start guide for using SGLang after installation."
+    "This notebook provides a quick-start guide to use SGLang in chat completions after installation.\n",
+    "\n",
+    "- For Vision Language Models, see [OpenAI APIs - Vision](../backend/openai_api_vision.ipynb).\n",
+    "- For Embedding Models, see [OpenAI APIs - Embedding](../backend/openai_api_embeddings.ipynb) and [Encode (embedding model)](../backend/native_api.html#Encode-(embedding-model)).\n",
+    "- For Reward Models, see [Judge (reward model)](../backend/native_api.html#Judge-(reward-model))."
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Launch a server\n",
+    "## Launch A Server\n",
+    "\n",
     "This code block is equivalent to executing \n",
     "\n",
     "```bash\n",
@@ -254,7 +259,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 8,
    "metadata": {
     "execution": {
      "iopub.execute_input": "2024-11-01T02:46:52.898411Z",