Rate Limit Tracker

The workflow JSON

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{
  "id": "rate-limit-tracker",
  "name": "rate-limit-tracker",
  "nodes": [
    {
      "parameters": {
        "rule": {
          "interval": [
            {
              "field": "cronExpression",
              "expression": "0 * * * *"
            }
          ]
        }
      },
      "id": "schedule-trigger",
      "name": "Schedule Trigger",
      "type": "n8n-nodes-base.scheduleTrigger",
      "typeVersion": 1,
      "position": [
        240,
        300
      ]
    },
    {
      "parameters": {
        "jsCode": "// T064: Query n8n API for today's LinkedIn action executions\n// Uses N8N_API_KEY environment variable (already in container)\n// Counts successful executions of linkedin-post, linkedin-comment, linkedin-like\n// Flags alert if >= 120 (80% of 150 daily limit)\n\n// 019: Read API key from Static Data (not $env)\nconst staticData = $getWorkflowStaticData('global');\nconst hookToken = staticData.hookToken || '';\nconst apiKey = staticData.n8nApiKey;\nif (!apiKey) {\n  return [{ json: { status: 'error', error: 'N8N_API_KEY not set in environment' } }];\n}\n\nconst today = new Date();\ntoday.setHours(0, 0, 0, 0);\nconst startOfDay = today.toISOString();\n\nconst workflowNames = ['linkedin-post', 'linkedin-comment', 'linkedin-like'];\nlet totalSuccessful = 0;\nconst breakdown = {};\n\nfor (const wfName of workflowNames) {\n  try {\n    const response = await fetch(\n      `http://localhost:5678/api/v1/executions?status=success&workflowId=${wfName}&startedAfter=${encodeURIComponent(startOfDay)}&limit=200`,\n      {\n        headers: {\n          'X-N8N-API-KEY': apiKey\n        }\n      }\n    );\n\n    if (response.ok) {\n      const data = await response.json();\n      const count = data.data ? data.data.length : 0;\n      breakdown[wfName] = count;\n      totalSuccessful += count;\n    } else {\n      breakdown[wfName] = 0;\n    }\n  } catch (e) {\n    // API may not be reachable in stub/test mode\n    breakdown[wfName] = 0;\n  }\n}\n\nconst dailyLimit = 150;\nconst alertThreshold = 120; // 80% of daily limit\nconst alertNeeded = totalSuccessful >= alertThreshold;\n\nreturn [{\n  json: {\n    status: alertNeeded ? 'threshold_exceeded' : 'ok',\n    total_actions_today: totalSuccessful,\n    daily_limit: dailyLimit,\n    alert_threshold: alertThreshold,\n    alert_needed: alertNeeded,\n    hookToken,\n    utilization_pct: Math.round((totalSuccessful / dailyLimit) * 100),\n    breakdown: breakdown,\n    checked_at: new Date().toISOString()\n  }\n}];"
      },
      "id": "query-executions",
      "name": "Query Executions",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        460,
        300
      ]
    },
    {
      "parameters": {
        "conditions": {
          "options": {
            "caseSensitive": true,
            "leftValue": "",
            "typeValidation": "strict"
          },
          "conditions": [
            {
              "id": "88f25a4d-1d9a-497a-9c0a-ffa3682e4662",
              "leftValue": "={{ $json.alert_needed }}",
              "rightValue": true,
              "operator": {
                "type": "boolean",
                "operation": "true"
              }
            }
          ],
          "combinator": "and"
        }
      },
      "id": "if-alert-needed",
      "name": "Alert Needed?",
      "type": "n8n-nodes-base.if",
      "typeVersion": 2,
      "position": [
        680,
        300
      ]
    },
    {
      "parameters": {
        "url": "http://host.docker.internal:18789/hooks/agent",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Authorization",
              "value": "Bearer {{ $json.hookToken }}"
            },
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        },
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "payload",
              "value": "={{ JSON.stringify({ type: 'alert', alert_type: 'rate_limit_warning', message: 'LinkedIn API usage at ' + $json.utilization_pct + '% (' + $json.total_actions_today + '/' + $json.daily_limit + ')', severity: 'warning', total_actions_today: $json.total_actions_today, daily_limit: $json.daily_limit, breakdown: $json.breakdown }) }}"
            }
          ]
        },
        "options": {}
      },
      "id": "send-alert",
      "name": "Alert OpenClaw",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4,
      "position": [
        900,
        240
      ],
      "notes": "Sends rate limit alert to OpenClaw inbound hook when >= 80% of daily limit"
    }
  ],
  "connections": {
    "Schedule Trigger": {
      "main": [
        [
          {
            "node": "Query Executions",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Query Executions": {
      "main": [
        [
          {
            "node": "Alert Needed?",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Alert Needed?": {
      "main": [
        [
          {
            "node": "Alert OpenClaw",
            "type": "main",
            "index": 0
          }
        ],
        []
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  },
  "staticData": null,
  "meta": {
    "notes": "T064: Rate limit tracker. Runs hourly. Queries n8n execution history API for today's successful linkedin-post, linkedin-comment, and linkedin-like executions. Alerts OpenClaw when usage reaches 80% (120/150) of daily limit."
  }
}

About this workflow

rate-limit-tracker. Uses httpRequest. Scheduled trigger; 4 nodes.

Source: https://github.com/traylorre/openclaw-mac/blob/main/workflows/rate-limit-tracker.json — original creator credit. Request a take-down →

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