{
  "name": "Bitcoin price alert to Telegram with CoinPaprika",
  "nodes": [
    {
      "parameters": {
        "content": "## Bitcoin price alert\n\nPoll the public CoinPaprika BTC ticker every 15 minutes. Configure Telegram in Send Telegram alert and replace @YOUR_TELEGRAM_CHANNEL with the chat ID or channel username. Each poll sends a message when the 24-hour change is at least +5% or at most -5%. Repeated large moves produce repeated alerts.",
        "height": 360,
        "width": 380
      },
      "id": "a1111111-1111-4111-8111-111111111111",
      "name": "About this template",
      "type": "n8n-nodes-base.stickyNote",
      "typeVersion": 1,
      "position": [
        -360,
        40
      ]
    },
    {
      "parameters": {
        "rule": {
          "interval": [
            {
              "field": "cronExpression",
              "expression": "*/15 * * * *"
            }
          ]
        }
      },
      "id": "b2222222-2222-4222-8222-222222222222",
      "name": "Every 15 minutes",
      "type": "n8n-nodes-base.scheduleTrigger",
      "typeVersion": 1.2,
      "position": [
        120,
        240
      ]
    },
    {
      "parameters": {
        "url": "https://api.coinpaprika.com/v1/tickers/btc-bitcoin",
        "options": {
          "response": {
            "response": {
              "responseFormat": "json"
            }
          }
        },
        "method": "GET"
      },
      "id": "c3333333-3333-4333-8333-333333333333",
      "name": "Get BTC price (CoinPaprika)",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [
        340,
        240
      ]
    },
    {
      "parameters": {
        "conditions": {
          "options": {
            "caseSensitive": true,
            "leftValue": "",
            "typeValidation": "strict",
            "version": 2
          },
          "conditions": [
            {
              "id": "cond-up",
              "leftValue": "={{ $json.move24 }}",
              "rightValue": 5,
              "operator": {
                "type": "number",
                "operation": "gte"
              }
            },
            {
              "id": "cond-down",
              "leftValue": "={{ $json.move24 }}",
              "rightValue": -5,
              "operator": {
                "type": "number",
                "operation": "lte"
              }
            }
          ],
          "combinator": "or"
        },
        "options": {}
      },
      "id": "d4444444-4444-4444-8444-444444444444",
      "name": "Big 24h move?",
      "type": "n8n-nodes-base.if",
      "typeVersion": 2.2,
      "position": [
        560,
        240
      ]
    },
    {
      "parameters": {
        "chatId": "@YOUR_TELEGRAM_CHANNEL",
        "text": "={{ $json.text }}",
        "additionalFields": {
          "appendAttribution": false,
          "parse_mode": "HTML"
        }
      },
      "id": "e5555555-5555-4555-8555-555555555555",
      "name": "Send Telegram alert",
      "type": "n8n-nodes-base.telegram",
      "typeVersion": 1.2,
      "position": [
        800,
        180
      ]
    },
    {
      "id": "validate-bitcoin-metrics",
      "name": "Validate Bitcoin Metrics",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        450,
        240
      ],
      "parameters": {
        "mode": "runOnceForAllItems",
        "jsCode": "const validate = function bitcoinMetrics({ payload }) {\n  if (!payload || typeof payload !== 'object' || Array.isArray(payload)) throw new Error('CoinPaprika response must be an object.');\n  const move24 = payload.quotes?.USD?.percent_change_24h;\n  if (!Number.isFinite(move24)) throw new Error('Missing or nonnumeric Bitcoin 24-hour change.');\n  return { payload, move24 };\n}\n\nreturn $input.all().map((item,index)=>({json:validate({payload:item.json}),pairedItem:{item:index}}));\n"
      }
    },
    {
      "id": "format-bitcoin-alert",
      "name": "Format Bitcoin Alert",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        680,
        180
      ],
      "parameters": {
        "mode": "runOnceForAllItems",
        "jsCode": "const format = function bitcoinMessage({ payload }) {\n  const usd = payload?.quotes?.USD;\n  for (const field of ['price', 'percent_change_24h', 'percent_change_7d']) if (!Number.isFinite(usd?.[field])) throw new Error('Missing or nonnumeric Bitcoin metric: ' + field);\n  return { text: `Bitcoin big 24h move alert\\n\\nPrice: $${usd.price.toFixed(2)}\\n24h change: ${usd.percent_change_24h.toFixed(2)}%\\n7d change: ${usd.percent_change_7d.toFixed(2)}%\\n\\nSource: CoinPaprika (keyless, no API key)` };\n}\n\nreturn $input.all().map((item,index)=>({json:format({payload:item.json.payload}),pairedItem:{item:index}}));\n"
      }
    }
  ],
  "connections": {
    "Every 15 minutes": {
      "main": [
        [
          {
            "node": "Get BTC price (CoinPaprika)",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get BTC price (CoinPaprika)": {
      "main": [
        [
          {
            "node": "Validate Bitcoin Metrics",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Big 24h move?": {
      "main": [
        [
          {
            "node": "Format Bitcoin Alert",
            "type": "main",
            "index": 0
          }
        ],
        []
      ]
    },
    "Validate Bitcoin Metrics": {
      "main": [
        [
          {
            "node": "Big 24h move?",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Format Bitcoin Alert": {
      "main": [
        [
          {
            "node": "Send Telegram alert",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1",
    "timezone": "UTC"
  },
  "pinData": {},
  "active": false
}