Bad R10 LLM Output Unvalidated

The workflow JSON

Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →

{
  "id": "badr10000000001",
  "name": "bad-r10-llm-output-unvalidated",
  "nodes": [
    {
      "parameters": {},
      "id": "ca000000-0000-4000-8000-000000000001",
      "name": "Manual",
      "type": "n8n-nodes-base.executeWorkflowTrigger",
      "typeVersion": 1.2,
      "position": [
        0,
        0
      ]
    },
    {
      "parameters": {
        "promptType": "define",
        "text": "={{ $json.ticket }}",
        "hasOutputParser": false,
        "needsFallback": false,
        "options": {
          "maxIterations": 3
        }
      },
      "id": "ca000000-0000-4000-8000-000000000002",
      "name": "Classify",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "typeVersion": 3.1,
      "position": [
        220,
        0
      ]
    },
    {
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "id",
          "value": "some-model"
        },
        "responsesApiEnabled": false,
        "options": {
          "timeout": 20000
        }
      },
      "id": "ca000000-0000-4000-8000-000000000003",
      "name": "Model A",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "typeVersion": 1.3,
      "position": [
        160,
        200
      ],
      "credentials": {
        "openAiApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "model": "deepseek-chat",
        "options": {
          "timeout": 20000
        }
      },
      "id": "ca000000-0000-4000-8000-000000000005",
      "name": "Model B",
      "type": "@n8n/n8n-nodes-langchain.lmChatDeepSeek",
      "typeVersion": 1,
      "position": [
        160,
        340
      ],
      "credentials": {
        "deepSeekApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "promptType": "define",
        "text": "={{ $json.ticket }}",
        "needsFallback": false
      },
      "id": "ca000000-0000-4000-8000-000000000006",
      "name": "Second Chain",
      "type": "@n8n/n8n-nodes-langchain.chainLlm",
      "typeVersion": 1.9,
      "position": [
        220,
        340
      ]
    },
    {
      "parameters": {
        "operation": "executeQuery",
        "query": "INSERT INTO triage_result (ticket_id, execution_id, category, urgency, summary, requires_human, provider) VALUES ($1, $2, $3, $4, $5, $6::boolean, $7) RETURNING id;",
        "options": {
          "queryReplacement": "={{ [$json.id, $execution.id, $json.output, 'normal', 'summary', false, 'primary'] }}"
        }
      },
      "id": "ca000000-0000-4000-8000-000000000004",
      "name": "Store Answer",
      "type": "n8n-nodes-base.postgres",
      "typeVersion": 2.7,
      "position": [
        440,
        0
      ],
      "credentials": {
        "postgres": {
          "name": "<your credential>"
        }
      }
    }
  ],
  "connections": {
    "Manual": {
      "main": [
        [
          {
            "node": "Classify",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Classify": {
      "main": [
        [
          {
            "node": "Store Answer",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Model A": {
      "ai_languageModel": [
        [
          {
            "node": "Classify",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Model B": {
      "ai_languageModel": [
        [
          {
            "node": "Second Chain",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1",
    "errorWorkflow": "errhandler0000001",
    "timezone": "Australia/Brisbane"
  },
  "active": false
}

Credentials you'll need

Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.

• deepSeekApi
• openAiApi
• postgres

About this workflow

bad-r10-llm-output-unvalidated. Uses executeWorkflowTrigger, agent, lmChatOpenAi, lmChatDeepSeek. Event-driven trigger; 6 nodes.

Source: https://github.com/jarrod-wright/n8n-workflow-hardening/blob/main/linter/fixtures/bad/r10-llm-output-unvalidated.workflow.json — original creator credit. Request a take-down →

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