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Automated phone receptionist for scheduling with Twilio, ElevenLabs & Claude AI

n8nn8n9 modulesv1.0
TwilioGoogle CalendarElevenLabs

Schedule appointments from phone calls with AI using Twilio and ElevenLabs This n8n template creates an intelligent phone receptionist that handles incoming calls, answers FAQs, and schedules appointments to Google Calendar. The system uses Twilio for phone handling, ElevenLabs for voice AI and basic conversations, and n8n for complex scheduling logic—keeping responses snappy by only invoking the workflow when calendar operations are needed. Who's it for Businesses that need automated

At a glance

Automated phone receptionist for scheduling with Twilio, ElevenLabs & Claude AI is a ready-made n8n workflow you import as a workflow JSON file — no build required. It connects Twilio, Google Calendar, ElevenLabs. It's free to download. Follow the 5-step import below to go live in minutes.

Platform
n8n
Connects
Twilio, Google Calendar, ElevenLabs
Modules
9
Price
Free
Version
v1.0
Automated phone receptionist for scheduling with Twilio, ElevenLabs & Claude AI workflow diagram

About this workflow

Schedule appointments from phone calls with AI using Twilio and ElevenLabs This n8n template creates an intelligent phone receptionist that handles incoming calls, answers FAQs, and schedules appointments to Google Calendar. The system uses Twilio for phone handling, ElevenLabs for voice AI and basic conversations, and n8n for complex scheduling logic—keeping responses snappy by only invoking the workflow when calendar operations are needed. Who's it for Businesses that need automated phone scheduling: service companies, clinics, consultants, or any business that takes appointments by phone. Perfect for reducing administrative overhead while maintaining a professional caller experience. Good to know Redis memory is essential—without it, the AI must reparse entire conversations causing severe lag in voice responses Claude 3.5 Sonnet is recommended for best scheduling results Typical response times: ElevenLabs-only responses <1s, n8n tool calls 2-4s All placeholder values must be customized or scheduling will fail How it works Twilio receives incoming calls and forwards to ElevenLabs voice AI ElevenLabs handles casual conversation and FAQ responses instantly When calendar operations are needed, ElevenLabs calls your n8n webhook n8n checks Google Calendar availability using your business rules Claude AI agent processes the request, collects required information, and schedules appointments Redis maintains conversation context across the call Calendar invites are automatically sent to customers How to set up Connect Twilio to ElevenLabs: In Twilio Console, set your phone number webhook to your ElevenLabs agent URL Configure ElevenLabs tools: Add "Client Tools" in ElevenLabs that point to your n8n webhook for checking availability, creating appointments, and updating appointments Set n8n webhook path: Replace REPLACE ME in the "Webhook: Receive User Request" node with a secure endpoint (e.g., /elevenlabs-voice-scheduler) Configure Google Calendar: Replace all REPLACE ME instances with your Calendar ID in the three calendar nodes (Check Availability, Create Appointment, Update Event) Set up Redis: Configure connection details in the "Redis Chat Memory" node Customize scheduling prompt: In the "Voice AI Agent" node, replace all bracketed placeholders with your business details: [TIMEZONE], [STARTTIME], [ENDTIME], [OPERATINGDAYS], [BLOCKEDDAYS] [MINIMUMLEADTIME], [APPOINTMENTDURATION], [SERVICETYPE] [REQUIREDFIELDS], [REQUIREDNOTESFIELDS] Test: Make a test call to verify availability checking, information collection, and appointment creation Requirements Twilio account with phone number ElevenLabs Conversational AI account Google Calendar with OAuth2 credentials Redis instance (for session management) Anthropic API key (for Claude AI)

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How to import this n8n workflow

  1. 1

    Download the workflow JSON file after purchase.

  2. 2

    Open n8n → click the menu → Import from File.

  3. 3

    Select the downloaded JSON and import.

  4. 4

    Set up credentials for each node that requires them.

  5. 5

    Click Execute Workflow to test, then activate.

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