{
  "name": "🔘 Notion button → AI plan → back to Notion",
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "process-with-ai",
        "authentication": "headerAuth",
        "responseMode": "onReceived",
        "options": {}
      },
      "id": "73155888-cb7d-5165-b16a-563648cd2d22",
      "name": "Notion button webhook",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 2,
      "position": [
        0,
        0
      ],
      "webhookId": "d9eaf4b4-0002-5f6d-8f8e-63215c776761"
    },
    {
      "parameters": {
        "mode": "runOnceForEachItem",
        "jsCode": "// Notion's Send webhook action posts the page that was clicked. Find its ID.\nconst b = $json.body || {};\nconst id = b.data?.id || b.id || b.page_id;\nif (!id) throw new Error('No page ID in the webhook payload. Check the button sends the page.');\nreturn { json: { pageId: id } };"
      },
      "id": "d7f5dd28-a90b-5aaf-a626-8b8b9c2bb0ba",
      "name": "Get page ID",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        252,
        0
      ]
    },
    {
      "parameters": {
        "resource": "databasePage",
        "operation": "update",
        "pageId": {
          "__rl": true,
          "mode": "id",
          "value": "={{ $json.pageId }}"
        },
        "propertiesUi": {
          "propertyValues": [
            {
              "key": "Status|status",
              "statusValue": "Processing"
            }
          ]
        },
        "options": {}
      },
      "id": "cca0f4bc-7b7d-50d7-9c21-67ccd6003e6d",
      "name": "Mark Processing",
      "type": "n8n-nodes-base.notion",
      "typeVersion": 2.2,
      "position": [
        504,
        0
      ]
    },
    {
      "parameters": {
        "resource": "databasePage",
        "operation": "get",
        "pageId": {
          "__rl": true,
          "mode": "id",
          "value": "={{ $('Get page ID').item.json.pageId }}"
        },
        "simple": true
      },
      "id": "49d18963-3607-5f52-8229-ba36f1d2988b",
      "name": "Read the page",
      "type": "n8n-nodes-base.notion",
      "typeVersion": 2.2,
      "position": [
        756,
        0
      ]
    },
    {
      "parameters": {
        "promptType": "define",
        "text": "=Turn this inbox item into a short, practical plan. Reply with ONLY JSON:\n{\"summary\": \"2 sentences\", \"next_step\": \"the single next action\", \"subtasks\": [{\"title\": \"…\", \"priority\": \"High|Medium|Low\", \"due_in_days\": number}] (max 5)}\n\nToday is {{ $now.toISODate() }}.\nTitle: {{ $json.name || $json.property_name }}\nType: {{ $json.property_type }}\nCurrent summary: {{ $json.property_summary }}"
      },
      "id": "74449a6f-78b1-5a13-a667-5edf7701c257",
      "name": "Plan with AI",
      "type": "@n8n/n8n-nodes-langchain.chainLlm",
      "typeVersion": 1.5,
      "position": [
        1008,
        0
      ]
    },
    {
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "id",
          "value": "claude-sonnet-5-5"
        },
        "options": {
          "maxTokensToSample": 1500
        }
      },
      "id": "5d7dee28-9c2a-5901-ab7e-ff7f52092b21",
      "name": "Claude",
      "type": "@n8n/n8n-nodes-langchain.lmChatAnthropic",
      "typeVersion": 1.3,
      "position": [
        1048,
        220
      ]
    },
    {
      "parameters": {
        "mode": "runOnceForAllItems",
        "jsCode": "// One item for the page update, plus one item per subtask.\nconst raw = ($input.first().json.text || '').replace(/```json|```/g, '').trim();\nlet d = {};\ntry { d = JSON.parse(raw); } catch (e) { d = { summary: raw.slice(0, 1900), subtasks: [] }; }\nconst pageId = $('Get page ID').first().json.pageId;\nconst prio = p => ['High', 'Medium', 'Low'].includes(p) ? p : 'Medium';\nconst subtasks = (d.subtasks || []).slice(0, 5).map(s => ({\n  title: String(s.title || 'Subtask').slice(0, 200),\n  priority: prio(s.priority),\n  due: DateTime.now().plus({ days: Number(s.due_in_days) || 3 }).toISODate(),\n}));\nreturn [{ json: { pageId, summary: String(d.summary || '').slice(0, 1900),\n  next_step: String(d.next_step || '').slice(0, 1900), subtasks } }];"
      },
      "id": "308f3771-1783-5e29-8e5a-953e0abc9fcc",
      "name": "Parse plan",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        1388,
        0
      ]
    },
    {
      "parameters": {
        "resource": "databasePage",
        "operation": "update",
        "pageId": {
          "__rl": true,
          "mode": "id",
          "value": "={{ $json.pageId }}"
        },
        "propertiesUi": {
          "propertyValues": [
            {
              "key": "Status|status",
              "statusValue": "Processed"
            },
            {
              "key": "Summary|rich_text",
              "textContent": "={{ $json.summary }}"
            },
            {
              "key": "Next step|rich_text",
              "textContent": "={{ $json.next_step }}"
            },
            {
              "key": "AI processed|checkbox",
              "checkboxValue": true
            }
          ]
        },
        "options": {}
      },
      "id": "e1c68830-8766-5439-9f53-d84fb5b102f4",
      "name": "Write results back",
      "type": "n8n-nodes-base.notion",
      "typeVersion": 2.2,
      "position": [
        1640,
        -120
      ]
    },
    {
      "parameters": {
        "fieldToSplitOut": "subtasks",
        "options": {}
      },
      "id": "117c1235-c3c8-5605-9464-3215dd804dab",
      "name": "One item per subtask",
      "type": "n8n-nodes-base.splitOut",
      "typeVersion": 1,
      "position": [
        1640,
        120
      ]
    },
    {
      "parameters": {
        "resource": "databasePage",
        "databaseId": {
          "__rl": true,
          "mode": "url",
          "value": "https://www.notion.so/PASTE-YOUR-TASKS-DATABASE-URL"
        },
        "title": "={{ $json.title }}",
        "propertiesUi": {
          "propertyValues": [
            {
              "key": "Priority|select",
              "selectValue": "={{ $json.priority }}"
            },
            {
              "key": "Due|date",
              "date": "={{ $json.due }}"
            },
            {
              "key": "Status|status",
              "statusValue": "To do"
            },
            {
              "key": "Source|select",
              "selectValue": "AI"
            }
          ]
        },
        "options": {}
      },
      "id": "94c9b452-c3b7-5668-95a0-aefeac1956d7",
      "name": "Create task",
      "type": "n8n-nodes-base.notion",
      "typeVersion": 2.2,
      "position": [
        1892,
        120
      ],
      "retryOnFail": true,
      "maxTries": 3,
      "waitBetweenTries": 2000
    }
  ],
  "connections": {
    "Notion button webhook": {
      "main": [
        [
          {
            "node": "Get page ID",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get page ID": {
      "main": [
        [
          {
            "node": "Mark Processing",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Mark Processing": {
      "main": [
        [
          {
            "node": "Read the page",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Read the page": {
      "main": [
        [
          {
            "node": "Plan with AI",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Claude": {
      "ai_languageModel": [
        [
          {
            "node": "Plan with AI",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Plan with AI": {
      "main": [
        [
          {
            "node": "Parse plan",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Parse plan": {
      "main": [
        [
          {
            "node": "Write results back",
            "type": "main",
            "index": 0
          },
          {
            "node": "One item per subtask",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "One item per subtask": {
      "main": [
        [
          {
            "node": "Create task",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  },
  "pinData": {},
  "meta": {
    "templateNote": "Point a Notion button's Send webhook action at the Production URL with your secret header."
  }
}