n8n ElevenLabs Tutorial: AI Voice Automation

n8n + ElevenLabs Tutorial

How to Use n8n with ElevenLabs for AI Voice Automation

Convert text into realistic AI voice and automate calls, alerts, and voice agents using n8n + ElevenLabs 🎙️

If you're building AI systems with voice capabilities, combining n8n with ElevenLabs is a powerful setup. ElevenLabs generates realistic human-like speech, while n8n automates when and how voice is used.

💡 Example: RFID scan → n8n triggers → ElevenLabs generates voice → speaker announces "Access Granted".

📌 What You'll Learn

• Connect ElevenLabs API to n8n
• Convert text to speech (TTS)
• Use dynamic inputs
• Play or send audio automatically
• Build real-world voice workflows

Step 1: Get ElevenLabs API Key

1. Login to ElevenLabs
2. Go to Profile → API Key
3. Copy your API key

⚠️ Keep your API key secure.

Step 2: Setup HTTP Request in n8n

Use HTTP Request node:

• Method: POST
• URL: https://api.elevenlabs.io/v1/text-to-speech/YOUR_VOICE_ID

Headers:

xi-api-key: YOUR_API_KEY
Content-Type: application/json

Step 3: Convert Text to Speech

{
  "text": "Access granted. Welcome!",
  "model_id": "eleven_multilingual_v2"
}

This will return audio output (MP3 or stream).

Step 4: Use Dynamic Input

{
  "text": "Hello {{ $json.name }}, access granted.",
  "model_id": "eleven_multilingual_v2"
}

Full Workflow Example

RFID Scan → Webhook → n8n → ElevenLabs → Speaker / Telegram / Storage

• Scan RFID
• Trigger webhook
• Generate voice
• Play or send audio

Real Use Cases

Voice announcements

AI call systems

Smart home alerts

Voice assistants

Common Errors

❌ Invalid API key
❌ Wrong voice ID
❌ Empty text
❌ Audio not playing

Pro Tips

• Use custom voices for branding
• Combine with Retell for voice agents
• Store audio in Supabase or cloud
• Use caching to reduce cost

🎥 Watch My AI Automation Builds

I share real n8n workflows, voice AI systems, and automation builds on my YouTube channel.

▶ Visit My YouTube Channel

FAQ

Q: Can I use ElevenLabs with n8n?
Yes, via HTTP Request node.

Q: Can I create voice alerts?
Yes, perfect for IoT systems.

Q: Can I build AI voice agents?
Yes, combine with OpenAI or Claude.

---

SEO Title: n8n ElevenLabs Tutorial: AI Voice Automation

Meta Description: Learn how to use n8n with ElevenLabs to generate AI voice and automate real-world workflows.