AI-Powered Chat Assistant with OpenAI

The workflow JSON

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{
  "name": "Sage Chat Assistant",
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "sage-chat",
        "responseMode": "responseNode",
        "options": {}
      },
      "name": "Webhook",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 1,
      "position": [
        250,
        300
      ]
    },
    {
      "parameters": {
        "model": "gpt-4",
        "messages": {
          "values": [
            {
              "role": "system",
              "content": "You are Sage, a helpful assistant for Sproutify Micro - a microgreen farm management application. You help farmers with questions about growing microgreens, managing their farm operations, using the Sproutify platform, and troubleshooting issues. Be friendly, concise, and helpful. Focus on practical farming advice and platform guidance."
            },
            {
              "role": "user",
              "content": "={{ $json.message }}"
            }
          ]
        },
        "options": {
          "temperature": 0.7,
          "maxTokens": 500
        }
      },
      "name": "OpenAI",
      "type": "n8n-nodes-base.openAi",
      "typeVersion": 1,
      "position": [
        450,
        300
      ]
    },
    {
      "parameters": {
        "respondWith": "json",
        "responseBody": "={{ { \"response\": $json.choices[0].message.content } }}"
      },
      "name": "Respond to Webhook",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1,
      "position": [
        650,
        300
      ]
    }
  ],
  "connections": {
    "Webhook": {
      "main": [
        [
          {
            "node": "OpenAI",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI": {
      "main": [
        [
          {
            "node": "Respond to Webhook",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  },
  "staticData": null,
  "tags": [],
  "triggerCount": 0,
  "updatedAt": "2025-01-22T00:00:00.000Z",
  "versionId": "1"
}

About this workflow

Sage Chat Assistant. Uses openAi. Webhook trigger; 3 nodes.

Source: https://github.com/boilermanc/sproutify-micro/blob/948ebe692dcdff0b1d8a4615aa809b2b775f4ca6/n8n-workflows/sage-chat-workflow.json — original creator credit. Request a take-down →

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