{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# How to stream debug events\n",
    "This guide covers how to stream debug events from your graph (`stream_mode=\"debug\"`)."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [],
   "source": [
    "from langgraph_sdk import get_client\n",
    "\n",
    "client = get_client()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "{'thread_id': 'd0cbe9ad-f11c-443a-9f6f-dca0ae5a0dd3',\n",
       " 'created_at': '2024-06-21T22:10:27.696862+00:00',\n",
       " 'updated_at': '2024-06-21T22:10:27.696862+00:00',\n",
       " 'metadata': {}}"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# create thread\n",
    "thread = await client.threads.create()\n",
    "thread"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Streaming debug events produces responses containing `type` and `timestamp` keys. Debug events correspond to different steps in the graph's execution (e.g. `task`, `task_result`, `checkpoint`)."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Receiving new event of type: metadata...\n",
      "{'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a'}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: debug...\n",
      "{'type': 'checkpoint', 'timestamp': '2024-06-21T22:11:09.256850+00:00', 'step': -1, 'payload': {'config': {'tags': [], 'metadata': {'created_by': 'system', 'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a', 'user_id': '', 'graph_id': 'agent', 'thread_id': 'd0cbe9ad-f11c-443a-9f6f-dca0ae5a0dd3', 'assistant_id': 'fe096781-5601-53d2-b2f6-0d3403f7e9ca'}, 'callbacks': [None], 'recursion_limit': 25, 'configurable': {'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a', 'user_id': '', 'graph_id': 'agent', 'thread_id': 'd0cbe9ad-f11c-443a-9f6f-dca0ae5a0dd3', 'thread_ts': '1ef301b2-9a2e-6bb6-bfff-8423bcf47561', 'assistant_id': 'fe096781-5601-53d2-b2f6-0d3403f7e9ca'}, 'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a'}, 'values': {'messages': []}, 'metadata': {'source': 'input', 'step': -1, 'writes': {'messages': [{'role': 'human', 'content': \"What's the weather in SF?\"}]}}}}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: debug...\n",
      "{'type': 'checkpoint', 'timestamp': '2024-06-21T22:11:09.259723+00:00', 'step': 0, 'payload': {'config': {'tags': [], 'metadata': {'created_by': 'system', 'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a', 'user_id': '', 'graph_id': 'agent', 'thread_id': 'd0cbe9ad-f11c-443a-9f6f-dca0ae5a0dd3', 'assistant_id': 'fe096781-5601-53d2-b2f6-0d3403f7e9ca'}, 'callbacks': [None], 'recursion_limit': 25, 'configurable': {'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a', 'user_id': '', 'graph_id': 'agent', 'thread_id': 'd0cbe9ad-f11c-443a-9f6f-dca0ae5a0dd3', 'thread_ts': '1ef301b2-9a35-6c86-8000-f4a85315dbeb', 'assistant_id': 'fe096781-5601-53d2-b2f6-0d3403f7e9ca'}, 'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a'}, 'values': {'messages': [{'content': \"What's the weather in SF?\", 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'human', 'name': None, 'id': '906529f7-fbf2-41c9-a28c-b1fe8f891e4e', 'example': False}]}, 'metadata': {'source': 'loop', 'step': 0, 'writes': None}}}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: debug...\n",
      "{'type': 'task', 'timestamp': '2024-06-21T22:11:09.260021+00:00', 'step': 1, 'payload': {'id': '12ab1026-a551-5f96-9ad3-43424f094774', 'name': 'agent', 'input': {'some_bytes': None, 'some_byte_array': None, 'dict_with_bytes': None, 'messages': [{'content': \"What's the weather in SF?\", 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'human', 'name': None, 'id': '906529f7-fbf2-41c9-a28c-b1fe8f891e4e', 'example': False}], 'sleep': None}, 'triggers': ['start:agent']}}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: debug...\n",
      "{'type': 'task_result', 'timestamp': '2024-06-21T22:11:09.267632+00:00', 'step': 1, 'payload': {'id': '12ab1026-a551-5f96-9ad3-43424f094774', 'name': 'agent', 'result': [['some_bytes', 'c29tZV9ieXRlcw=='], ['some_byte_array', 'c29tZV9ieXRlX2FycmF5'], ['dict_with_bytes', {'more_bytes': 'bW9yZV9ieXRlcw=='}], ['messages', [{'content': 'begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'ai', 'name': None, 'id': 'run-54bd965b-734a-4a0a-8d4d-840865054810', 'example': False, 'tool_calls': [], 'invalid_tool_calls': [], 'usage_metadata': None}]]]}}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: debug...\n",
      "{'type': 'checkpoint', 'timestamp': '2024-06-21T22:11:09.268469+00:00', 'step': 1, 'payload': {'config': {'tags': [], 'metadata': {'created_by': 'system', 'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a', 'user_id': '', 'graph_id': 'agent', 'thread_id': 'd0cbe9ad-f11c-443a-9f6f-dca0ae5a0dd3', 'assistant_id': 'fe096781-5601-53d2-b2f6-0d3403f7e9ca'}, 'callbacks': [None], 'recursion_limit': 25, 'configurable': {'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a', 'user_id': '', 'graph_id': 'agent', 'thread_id': 'd0cbe9ad-f11c-443a-9f6f-dca0ae5a0dd3', 'thread_ts': '1ef301b2-9a4b-60ae-8001-dd378f965bf7', 'assistant_id': 'fe096781-5601-53d2-b2f6-0d3403f7e9ca'}, 'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a'}, 'values': {'some_bytes': 'c29tZV9ieXRlcw==', 'some_byte_array': 'c29tZV9ieXRlX2FycmF5', 'dict_with_bytes': {'more_bytes': 'bW9yZV9ieXRlcw=='}, 'messages': [{'content': \"What's the weather in SF?\", 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'human', 'name': None, 'id': '906529f7-fbf2-41c9-a28c-b1fe8f891e4e', 'example': False}, {'content': 'begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'ai', 'name': None, 'id': 'run-54bd965b-734a-4a0a-8d4d-840865054810', 'example': False, 'tool_calls': [], 'invalid_tool_calls': [], 'usage_metadata': None}]}, 'metadata': {'source': 'loop', 'step': 1, 'writes': {'agent': {'some_bytes': 'c29tZV9ieXRlcw==', 'some_byte_array': 'c29tZV9ieXRlX2FycmF5', 'dict_with_bytes': {'more_bytes': 'bW9yZV9ieXRlcw=='}, 'messages': [{'content': 'begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'ai', 'name': None, 'id': 'run-54bd965b-734a-4a0a-8d4d-840865054810', 'example': False, 'tool_calls': [], 'invalid_tool_calls': [], 'usage_metadata': None}]}}}}}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: debug...\n",
      "{'type': 'task', 'timestamp': '2024-06-21T22:11:09.268659+00:00', 'step': 2, 'payload': {'id': '494ad427-fe8d-5654-91e6-50495a2699f5', 'name': 'tool', 'input': {'some_bytes': 'c29tZV9ieXRlcw==', 'some_byte_array': 'c29tZV9ieXRlX2FycmF5', 'dict_with_bytes': {'more_bytes': 'bW9yZV9ieXRlcw=='}, 'messages': [{'content': \"What's the weather in SF?\", 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'human', 'name': None, 'id': '906529f7-fbf2-41c9-a28c-b1fe8f891e4e', 'example': False}, {'content': 'begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'ai', 'name': None, 'id': 'run-54bd965b-734a-4a0a-8d4d-840865054810', 'example': False, 'tool_calls': [], 'invalid_tool_calls': [], 'usage_metadata': None}], 'sleep': None}, 'triggers': ['branch:agent:should_continue:tool']}}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: debug...\n",
      "{'type': 'task_result', 'timestamp': '2024-06-21T22:11:09.272916+00:00', 'step': 2, 'payload': {'id': '494ad427-fe8d-5654-91e6-50495a2699f5', 'name': 'tool', 'result': [['messages', [{'content': 'tool_call__begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'tool', 'name': None, 'id': '222ed3b8-450f-41cb-ac40-905def3c700a', 'tool_call_id': 'tool_call_id'}]]]}}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: debug...\n",
      "{'type': 'checkpoint', 'timestamp': '2024-06-21T22:11:09.273113+00:00', 'step': 2, 'payload': {'config': {'tags': [], 'metadata': {'created_by': 'system', 'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a', 'user_id': '', 'graph_id': 'agent', 'thread_id': 'd0cbe9ad-f11c-443a-9f6f-dca0ae5a0dd3', 'assistant_id': 'fe096781-5601-53d2-b2f6-0d3403f7e9ca'}, 'callbacks': [None], 'recursion_limit': 25, 'configurable': {'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a', 'user_id': '', 'graph_id': 'agent', 'thread_id': 'd0cbe9ad-f11c-443a-9f6f-dca0ae5a0dd3', 'thread_ts': '1ef301b2-9a56-6832-8002-8ab17e662980', 'assistant_id': 'fe096781-5601-53d2-b2f6-0d3403f7e9ca'}, 'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a'}, 'values': {'some_bytes': 'c29tZV9ieXRlcw==', 'some_byte_array': 'c29tZV9ieXRlX2FycmF5', 'dict_with_bytes': {'more_bytes': 'bW9yZV9ieXRlcw=='}, 'messages': [{'content': \"What's the weather in SF?\", 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'human', 'name': None, 'id': '906529f7-fbf2-41c9-a28c-b1fe8f891e4e', 'example': False}, {'content': 'begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'ai', 'name': None, 'id': 'run-54bd965b-734a-4a0a-8d4d-840865054810', 'example': False, 'tool_calls': [], 'invalid_tool_calls': [], 'usage_metadata': None}, {'content': 'tool_call__begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'tool', 'name': None, 'id': '222ed3b8-450f-41cb-ac40-905def3c700a', 'tool_call_id': 'tool_call_id'}]}, 'metadata': {'source': 'loop', 'step': 2, 'writes': {'tool': {'messages': [{'content': 'tool_call__begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'tool', 'name': None, 'id': '222ed3b8-450f-41cb-ac40-905def3c700a', 'tool_call_id': 'tool_call_id'}]}}}}}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: debug...\n",
      "{'type': 'task', 'timestamp': '2024-06-21T22:11:09.273192+00:00', 'step': 3, 'payload': {'id': '677de327-99b7-5d97-9bbd-0092abb62d46', 'name': 'agent', 'input': {'some_bytes': 'c29tZV9ieXRlcw==', 'some_byte_array': 'c29tZV9ieXRlX2FycmF5', 'dict_with_bytes': {'more_bytes': 'bW9yZV9ieXRlcw=='}, 'messages': [{'content': \"What's the weather in SF?\", 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'human', 'name': None, 'id': '906529f7-fbf2-41c9-a28c-b1fe8f891e4e', 'example': False}, {'content': 'begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'ai', 'name': None, 'id': 'run-54bd965b-734a-4a0a-8d4d-840865054810', 'example': False, 'tool_calls': [], 'invalid_tool_calls': [], 'usage_metadata': None}, {'content': 'tool_call__begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'tool', 'name': None, 'id': '222ed3b8-450f-41cb-ac40-905def3c700a', 'tool_call_id': 'tool_call_id'}], 'sleep': None}, 'triggers': ['tool']}}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: debug...\n",
      "{'type': 'task_result', 'timestamp': '2024-06-21T22:11:09.277262+00:00', 'step': 3, 'payload': {'id': '677de327-99b7-5d97-9bbd-0092abb62d46', 'name': 'agent', 'result': [['some_bytes', 'c29tZV9ieXRlcw=='], ['some_byte_array', 'c29tZV9ieXRlX2FycmF5'], ['dict_with_bytes', {'more_bytes': 'bW9yZV9ieXRlcw=='}], ['messages', [{'content': 'end', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'ai', 'name': None, 'id': 'run-006e1758-b1ca-4c90-9ff3-d2e75b9ca9a7', 'example': False, 'tool_calls': [], 'invalid_tool_calls': [], 'usage_metadata': None}]]]}}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: debug...\n",
      "{'type': 'checkpoint', 'timestamp': '2024-06-21T22:11:09.277519+00:00', 'step': 3, 'payload': {'config': {'tags': [], 'metadata': {'created_by': 'system', 'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a', 'user_id': '', 'graph_id': 'agent', 'thread_id': 'd0cbe9ad-f11c-443a-9f6f-dca0ae5a0dd3', 'assistant_id': 'fe096781-5601-53d2-b2f6-0d3403f7e9ca'}, 'callbacks': [None], 'recursion_limit': 25, 'configurable': {'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a', 'user_id': '', 'graph_id': 'agent', 'thread_id': 'd0cbe9ad-f11c-443a-9f6f-dca0ae5a0dd3', 'thread_ts': '1ef301b2-9a61-6462-8003-1316d9875b7f', 'assistant_id': 'fe096781-5601-53d2-b2f6-0d3403f7e9ca'}, 'run_id': '1ef301b2-9a0c-68d6-bbb1-0763efc8489a'}, 'values': {'some_bytes': 'c29tZV9ieXRlcw==', 'some_byte_array': 'c29tZV9ieXRlX2FycmF5', 'dict_with_bytes': {'more_bytes': 'bW9yZV9ieXRlcw=='}, 'messages': [{'content': \"What's the weather in SF?\", 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'human', 'name': None, 'id': '906529f7-fbf2-41c9-a28c-b1fe8f891e4e', 'example': False}, {'content': 'begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'ai', 'name': None, 'id': 'run-54bd965b-734a-4a0a-8d4d-840865054810', 'example': False, 'tool_calls': [], 'invalid_tool_calls': [], 'usage_metadata': None}, {'content': 'tool_call__begin', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'tool', 'name': None, 'id': '222ed3b8-450f-41cb-ac40-905def3c700a', 'tool_call_id': 'tool_call_id'}, {'content': 'end', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'ai', 'name': None, 'id': 'run-006e1758-b1ca-4c90-9ff3-d2e75b9ca9a7', 'example': False, 'tool_calls': [], 'invalid_tool_calls': [], 'usage_metadata': None}]}, 'metadata': {'source': 'loop', 'step': 3, 'writes': {'agent': {'some_bytes': 'c29tZV9ieXRlcw==', 'some_byte_array': 'c29tZV9ieXRlX2FycmF5', 'dict_with_bytes': {'more_bytes': 'bW9yZV9ieXRlcw=='}, 'messages': [{'content': 'end', 'additional_kwargs': {}, 'response_metadata': {}, 'type': 'ai', 'name': None, 'id': 'run-006e1758-b1ca-4c90-9ff3-d2e75b9ca9a7', 'example': False, 'tool_calls': [], 'invalid_tool_calls': [], 'usage_metadata': None}]}}}}}\n",
      "\n",
      "\n",
      "\n",
      "Receiving new event of type: end...\n",
      "None\n",
      "\n",
      "\n",
      "\n"
     ]
    }
   ],
   "source": [
    "# create input\n",
    "input = {\n",
    "    \"messages\": [\n",
    "        {\n",
    "            \"role\": \"human\",\n",
    "            \"content\": \"What's the weather in SF?\",\n",
    "        }\n",
    "    ]\n",
    "}\n",
    "\n",
    "# stream events\n",
    "async for chunk in client.runs.stream(\n",
    "    thread_id=thread[\"thread_id\"],\n",
    "    assistant_id=\"agent\",\n",
    "    input=input,\n",
    "    stream_mode=\"debug\",\n",
    "):\n",
    "    print(f\"Receiving new event of type: {chunk.event}...\")\n",
    "    print(chunk.data)\n",
    "    print(\"\\n\\n\")"
   ]
  }
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