n8n-nodes-whatsapp-green-api

Integration node for Green API in n8n.
This community node allows automation of WhatsApp interactions using Green API — including messaging, file transfer, contacts, groups, statuses, and instance management.

📖 Overview

The GreenAPI Node provides full access to Green API endpoints, enabling you to send messages, manage chats, groups, and retrieve account information.

Installation

Install community node

Go to Settings → Community Nodes → Install, then enter @green-api/n8n-nodes-whatsapp-greenapi

Authentication

To use this node, you need to have an instance and token from Green-API platform and WhatsApp account:

• Sign up at Green-API
• Create an instance
• Get idInstance and apiTokenInstance
• Authorize the instance in the Console

🧩 Features

| Category | Methods | |-----------|----------| | 👤 Account | getSettings, setSettings, getStateInstance, reboot, logout, getWaSettings | | ✉️ Sending | sendMessage, sendPoll, sendFileByUrl, sendLocation, sendContact, forwardMessages, sendInteractiveButtons, sendInteractiveButtonsReply | | 📥 Receiving | webhookTrigger, downloadFile | | 📜 Journals | getChatHistory, getMessage, lastIncomingMessages, lastOutgoingMessages | | 🧾 Queues | showMessagesQueue, clearMessagesQueue | | 👥 Groups | createGroup, updateGroupName, getGroupData, addGroupParticipant, deleteGroupParticipant, setGroupAdmin, removeGroupAdmin, leaveGroup | | 📣 Statuses | sendTextStatus, sendVoiceStatus, sendMediaStatus, deleteStatus, getStatusStatistic, getIncomingStatuses, getOutgoingStatuses | | ✅ Readmark | readChat | | 🧩 Service | getContacts, getContactInfo, editMessage, deleteMessage, archiveChat, unarchiveChat, setDisappearingChat |

⚙️ Usage Examples

💬 Send Message

{
  "operation": "sendMessage",
  "chatId": "[email protected]",
  "message": "Hello from n8n and Green API!"
}

📎 Send File by URL

{
  "operation": "sendFileByUrl",
  "chatId": "[email protected]",
  "urlFile": "https://example.com/image.jpg",
  "fileName": "photo.jpg"
}

📣 Send Text Status

{
  "operation": "sendTextStatus",
  "message": "Working with Green-API and n8n!",
  "backgroundColor": "#228B22",
  "font": "SERIF",
  "participants": []
}

📤 Send Interactive Buttons Reply

{
  "operation": "sendInteractiveButtonsReply",
  "chatId": "[email protected]",
  "header": "",
  "body": "Do you confirm the appointment for tomorrow?",
  "footer": "",
  "buttons": [
        {
            "buttonId": "1",
            "buttonText": "Yes"
        },
        {
            "buttonId": "2",
            "buttonText": "No"
        }
    ]
}

👥 Create Group

{
  "operation": "createGroup",
  "groupName": "My Team",
  "participants": ["[email protected]", "[email protected]"]
}

🧭 Send Location

{
  "operation": "sendLocation",
  "chatId": "[email protected]",
  "latitude": 40.7128,
  "longitude": -74.0060,
  "name": "New York",
  "address": "NY, USA"
}

🔄 Check Whatsapp

{
  "operation": "checkWhatsapp",
  "phoneNumber": 79000000000
}

🔗 Resources

• 🌐 Green API Documentation
• 📘 n8n Documentation
• 💬 n8n Community Forum

👤 Author

Developed by Green API
📧 [email protected]
🌍 https://green-api.com/en/

🪪 License

MIT License