Agent IA basé sur Ollama : requêtes météo en temps réel et Wikipédia

• •Peut nécessiter les informations d'identification d'authentification de l'API cible

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      "parameters": {
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        "content": "### The conversation history(last 20 messages) is stored in a buffer memory"
      },
      "typeVersion": 1
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      "id": "b48f989f-deb9-479c-b163-03f098d00c9c",
      "name": "新手动聊天消息触发",
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      "name": "维基百科",
      "type": "@n8n/n8n-nodes-langchain.toolWikipedia",
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      "parameters": {},
      "typeVersion": 1
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        "content": "### Tools which agent can use to accomplish the task"
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      "parameters": {
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        "content": "### Conversational agent will utilise available tools to answer the prompt. "
      },
      "typeVersion": 1
    },
    {
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      "name": "窗口缓冲记忆",
      "type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
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      "parameters": {
        "contextWindowLength": 20
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      "id": "13237945-e143-4f65-b034-785f5ebde5bb",
      "name": "AI智能体",
      "type": "@n8n/n8n-nodes-langchain.agent",
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      ],
      "parameters": {
        "text": "={{ $json.input }}",
        "options": {
          "systemMessage": "=You are a helpful assistant, with weather tool and wiki tool. find out the latitude and longitude information of a location then use the weather tool for current weather and weather forecast. For general info, use the wiki tool."
        },
        "promptType": "define"
      },
      "typeVersion": 1.6
    },
    {
      "id": "ee06c0f4-b2de-4257-9735-3ec228f2b794",
      "name": "天气HTTP请求",
      "type": "@n8n/n8n-nodes-langchain.toolHttpRequest",
      "position": [
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      ],
      "parameters": {
        "url": "https://api.open-meteo.com/v1/forecast",
        "sendQuery": true,
        "parametersQuery": {
          "values": [
            {
              "name": "latitude"
            },
            {
              "name": "longitude"
            },
            {
              "name": "forecast_days",
              "value": "1",
              "valueProvider": "fieldValue"
            },
            {
              "name": "hourly",
              "value": "temperature_2m",
              "valueProvider": "fieldValue"
            }
          ]
        },
        "toolDescription": "Fetch current temperature for given coordinates."
      },
      "notesInFlow": true,
      "typeVersion": 1.1
    },
    {
      "id": "3e5608c8-281d-47e0-af9d-77707530fd6b",
      "name": "Ollama聊天模型",
      "type": "@n8n/n8n-nodes-langchain.lmChatOllama",
      "position": [
        520,
        620
      ],
      "parameters": {
        "model": "llama3.2:latest",
        "options": {}
      },
      "credentials": {
        "ollamaApi": {
          "id": "xHuYe0MDGOs9IpBW",
          "name": "Local Ollama service"
        }
      },
      "typeVersion": 1
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      "parameters": {
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        "height": 240,
        "content": "### In System Message, add the following.\n\n\"You are a helpful assistant, with weather tool and wiki tool. find out the latitude and longitude information of a location then use the weather tool for current weather and weather forecast. For general info, use the wiki tool.\""
      },
      "typeVersion": 1
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