API Health Monitor

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 →

{
  "name": "API Health Monitor",
  "nodes": [
    {
      "parameters": {
        "rule": {
          "interval": [
            {
              "field": "minutes",
              "minutesInterval": 5
            }
          ]
        }
      },
      "id": "sch-1",
      "name": "Every 5 Minutes",
      "type": "n8n-nodes-base.scheduleTrigger",
      "typeVersion": 1,
      "position": [
        200,
        400
      ]
    },
    {
      "parameters": {
        "url": "https://api.example.com/healthz",
        "method": "GET",
        "options": {}
      },
      "id": "http-check",
      "name": "Check Health",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4,
      "position": [
        420,
        400
      ]
    },
    {
      "parameters": {
        "conditions": {
          "string": [
            {
              "value1": "={{ $json.status }}",
              "operation": "equal",
              "value2": "ok"
            }
          ]
        },
        "combineOperation": "all"
      },
      "id": "if-1",
      "name": "Is Healthy?",
      "type": "n8n-nodes-base.if",
      "typeVersion": 1,
      "position": [
        640,
        400
      ]
    },
    {
      "parameters": {},
      "id": "noop-1",
      "name": "All Good",
      "type": "n8n-nodes-base.noOp",
      "typeVersion": 1,
      "position": [
        860,
        280
      ]
    },
    {
      "parameters": {
        "url": "https://alerts.example.com/v1/page",
        "method": "POST",
        "bodyParameters": {
          "parameters": [
            {
              "name": "severity",
              "value": "critical"
            },
            {
              "name": "message",
              "value": "=API unhealthy: {{ $json.status }}"
            }
          ]
        }
      },
      "id": "http-alert",
      "name": "Page On-Call",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4,
      "position": [
        860,
        520
      ]
    }
  ],
  "connections": {
    "Every 5 Minutes": {
      "main": [
        [
          {
            "node": "Check Health",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Check Health": {
      "main": [
        [
          {
            "node": "Is Healthy?",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Is Healthy?": {
      "main": [
        [
          {
            "node": "All Good",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Page On-Call",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": true,
  "settings": {},
  "id": "wf-health",
  "tags": [
    "ops"
  ]
}

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.

• httpHeaderAuth

About this workflow

API Health Monitor. Uses httpRequest. Scheduled trigger; 10 nodes.

Source: https://github.com/gharisj3/n8n-workflow-library/blob/main/workflows/06-api-health-monitor/workflow.json — original creator credit. Request a take-down →

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