General Qa

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": "General QA",
  "id": "qaPatch429",
  "active": true,
  "nodes": [
    {
      "parameters": {},
      "id": "trigger_qa",
      "name": "Execute Workflow Trigger",
      "type": "n8n-nodes-base.executeWorkflowTrigger",
      "typeVersion": 1,
      "position": [
        0,
        0
      ]
    },
    {
      "parameters": {
        "method": "POST",
        "url": "={{ $env.OPENROUTER_BASE_URL + '/chat/completions' }}",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Authorization",
              "value": "={{ 'Bearer ' + $env.OPENROUTER_API_KEY }}"
            }
          ]
        },
        "sendBody": true,
        "specifyBody": "json",
        "jsonBody": "={\n  \"model\": \"{{ $env.OPENROUTER_MODEL }}\",\n  \"messages\": [\n    {\n      \"role\": \"system\",\n      \"content\": \"Voc\u00ea \u00e9 um assistente t\u00e9cnico para um estudante de Engenharia Eletr\u00f4nica. Responda em portugu\u00eas brasileiro, tom direto e informal. Se n\u00e3o souber, diga. Para quest\u00f5es t\u00e9cnicas prefira manter foco em f\u00f3rmulas e c\u00f3digo.\\n\\nN\u00c3O REPITA A PERGUNTA. V\u00e1 direto ao ponto.\"\n    },\n    {\n      \"role\": \"user\",\n      \"content\": \"{{ $json.original_message.text }}\"\n    }\n  ]\n}",
        "options": {}
      },
      "id": "http_openrouter",
      "name": "OpenRouter API",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.1,
      "position": [
        200,
        0
      ],
      "onError": "continueRegularOutput",
      "retryOnFail": true,
      "maxTries": 3,
      "waitBetweenTries": 5000
    },
    {
      "parameters": {
        "jsCode": "// General QA \u2014 Parse QA node\n// Parses OpenRouter LLM response and sanitizes Markdown for Telegram\n\nfunction sanitizeMd(text) {\n  let t = String(text);\n  // Ensure bold markers (*) are properly paired\n  const stars = (t.match(/(?<!\\\\)\\*/g) || []);\n  if (stars.length % 2 !== 0) {\n    // Find the last unpaired * and escape it\n    const lastIdx = t.lastIndexOf('*');\n    t = t.substring(0, lastIdx) + '\\\\*' + t.substring(lastIdx + 1);\n  }\n  // Ensure italic markers (_) are properly paired\n  const underscores = (t.match(/(?<!\\\\)_/g) || []);\n  if (underscores.length % 2 !== 0) {\n    const lastIdx = t.lastIndexOf('_');\n    t = t.substring(0, lastIdx) + '\\\\_' + t.substring(lastIdx + 1);\n  }\n  // Ensure code markers (`) are properly paired (ignore triple backticks)\n  const singles = (t.match(/(?<!`)(?<!\\\\)`(?!`)/g) || []);\n  if (singles.length % 2 !== 0) {\n    const lastIdx = t.lastIndexOf('`');\n    t = t.substring(0, lastIdx) + '\\\\`' + t.substring(lastIdx + 1);\n  }\n  // Escape unmatched [ without ]\n  t = t.replace(/\\[(?![^\\]]*\\])/g, '\\\\[');\n  return t;\n}\n\nconst data = $input.first().json;\nif (!data.choices || data.choices.length === 0) {\n  const errMsg = data.error && data.error.message ? data.error.message : 'Erro desconhecido';\n  return [{ json: { text: `Erro no OpenRouter: ${sanitizeMd(errMsg)}` } }];\n}\nconst raw = data.choices[0].message.content;\nreturn [{ json: { text: sanitizeMd(raw) } }];"
      },
      "id": "parse_qa",
      "name": "Parse QA",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        400,
        0
      ]
    },
    {
      "parameters": {
        "chatId": "={{ $env.TELEGRAM_CHAT_ID }}",
        "text": "={{ $json.text }}",
        "additionalFields": {
          "parse_mode": "Markdown",
          "appendAttribution": false
        }
      },
      "id": "telegram_qa",
      "name": "Telegram",
      "type": "n8n-nodes-base.telegram",
      "typeVersion": 1.1,
      "position": [
        600,
        0
      ],
      "credentials": {
        "telegramApi": {
          "name": "<your credential>"
        }
      }
    }
  ],
  "connections": {
    "Execute Workflow Trigger": {
      "main": [
        [
          {
            "node": "OpenRouter API",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OpenRouter API": {
      "main": [
        [
          {
            "node": "Parse QA",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Parse QA": {
      "main": [
        [
          {
            "node": "Telegram",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  }
}

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.

• telegramApi

About this workflow

General QA. Uses executeWorkflowTrigger, httpRequest, telegram. Event-driven trigger; 4 nodes.

Source: https://github.com/webtraveler-br/servidor-assistente-com-n8n/blob/212c03ae8f676129a5fc3354b7c64e4876716fb1/workflows/general-qa.json — original creator credit. Request a take-down →

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