{
  "name": "AI Email Classification with Verifiable Decision Receipts",
  "nodes": [
    {
      "parameters": {
        "pollTimes": {
          "item": [
            {
              "mode": "everyMinute"
            }
          ]
        },
        "simple": true,
        "filters": {}
      },
      "id": "6d47370e-c573-4446-80f6-e95b0d6a0696",
      "name": "Gmail Trigger",
      "type": "n8n-nodes-base.gmailTrigger",
      "typeVersion": 1.2,
      "position": [
        0,
        300
      ],
      "credentials": {
        "gmailOAuth2": {
          "id": "REPLACE_GMAIL_CRED_ID",
          "name": "Gmail account"
        }
      }
    },
    {
      "parameters": {
        "modelId": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-4o",
          "cachedResultName": "GPT-4O"
        },
        "messages": {
          "values": [
            {
              "role": "system",
              "content": "=You are an email triage AI. Classify the email and return JSON: {\"category\":\"SPAM|SUPPORT|SALES|OTHER\",\"is_spam\":true,\"reason\":\"...\"}."
            },
            {
              "content": "=Classify this email. JSON only.\n\nFrom: {{ $json.from }}\nSubject: {{ $json.subject }}\nBody:\n{{ $json.snippet }}"
            }
          ]
        },
        "jsonOutput": true,
        "options": {}
      },
      "id": "b8aa05ce-d3be-4037-aee0-88566bc84244",
      "name": "AI Email Classification",
      "type": "@n8n/n8n-nodes-langchain.openAi",
      "typeVersion": 2.1,
      "position": [
        220,
        300
      ],
      "credentials": {
        "openAiApi": {
          "id": "REPLACE_OPENAI_CRED_ID",
          "name": "OpenAi account"
        }
      }
    },
    {
      "parameters": {
        "operation": "generateReceipt",
        "agentName": "EmailTriageAgent",
        "workflowName": "={{ $workflow.name }}",
        "action": "={{ 'Classified email as ' + $json.message.content.category }}",
        "decision": "={{ JSON.stringify($json.message.content) }}",
        "additionalFields": {
          "modelProvider": "openai",
          "modelUsed": "gpt-4o-mini",
          "decisionType": "classification",
          "riskLevel": "low",
          "humanReview": false,
          "policies": "data-handling-v1",
          "permissions": "email.classify",
          "tags": "email, triage, automation"
        }
      },
      "id": "88d06852-2438-49b1-8165-55893b621818",
      "name": "Signatrust: Receipt",
      "type": "n8n-nodes-signatrust.signatrust",
      "typeVersion": 1,
      "position": [
        440,
        300
      ],
      "credentials": {
        "signatrustApi": {
          "id": "REPLACE_SIGNATRUST_CRED_ID",
          "name": "Signatrust API account"
        }
      }
    },
    {
      "parameters": {
        "conditions": {
          "options": {
            "caseSensitive": true,
            "leftValue": "",
            "typeValidation": "loose"
          },
          "conditions": [
            {
              "id": "73dcb603-bbca-4267-914e-2502e483dfbe",
              "leftValue": "={{ $('AI Email Classification').item.json.message.content.is_spam }}",
              "rightValue": "true",
              "operator": {
                "type": "boolean",
                "operation": "true"
              }
            }
          ],
          "combinator": "and"
        },
        "options": {}
      },
      "id": "7ff07fef-bb58-4d6b-9a0c-fab6daf2be2c",
      "name": "IF Spam",
      "type": "n8n-nodes-base.if",
      "typeVersion": 2.2,
      "position": [
        660,
        300
      ]
    },
    {
      "parameters": {
        "operation": "addLabels",
        "messageId": "={{ $('Gmail Trigger').item.json.id }}",
        "labelIds": [
          "SPAM"
        ]
      },
      "id": "aeded956-873d-4b48-85ff-b9e11ca8a6b7",
      "name": "Move to Spam",
      "type": "n8n-nodes-base.gmail",
      "typeVersion": 2.1,
      "position": [
        880,
        200
      ],
      "credentials": {
        "gmailOAuth2": {
          "id": "REPLACE_GMAIL_CRED_ID",
          "name": "Gmail account"
        }
      }
    },
    {
      "parameters": {},
      "id": "7afb7823-a4cc-4f6d-870d-7c5d337c69fc",
      "name": "Keep in Inbox",
      "type": "n8n-nodes-base.noOp",
      "typeVersion": 1,
      "position": [
        880,
        440
      ]
    },
    {
      "parameters": {
        "content": "## AI Email Classification + Signatrust\nEvery automated email classification is signed so that if a message is later disputed (e.g. wrongly marked spam) you have a verifiable record of the AI's decision.",
        "height": 200,
        "width": 430,
        "color": 5
      },
      "id": "940e6c75-1e20-44b4-bfb0-3b87cf61dd17",
      "name": "Sticky Note 48fe7c",
      "type": "n8n-nodes-base.stickyNote",
      "typeVersion": 1,
      "position": [
        -40,
        30
      ]
    }
  ],
  "connections": {
    "Gmail Trigger": {
      "main": [
        [
          {
            "node": "AI Email Classification",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "AI Email Classification": {
      "main": [
        [
          {
            "node": "Signatrust: Receipt",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Signatrust: Receipt": {
      "main": [
        [
          {
            "node": "IF Spam",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "IF Spam": {
      "main": [
        [
          {
            "node": "Move to Spam",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Keep in Inbox",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": false,
  "pinData": {},
  "settings": {
    "executionOrder": "v1"
  },
  "tags": [
    {
      "name": "AI Email Classification — Email"
    },
    {
      "name": "AI Email Classification — Triage"
    },
    {
      "name": "Signatrust (5)"
    },
    {
      "name": "AI Email Classification — AI"
    }
  ],
  "meta": {
    "templateCredsSetupCompleted": false
  },
  "versionId": "8d9f7dc8-37cd-4f3e-879d-acfd38f176d2"
}