n8n OpenAI Gmail Retell AI (cloud) + n8n (Cloud or self-hosted) your machine Health & Fitness SELF-HOSTED AUTOMATION 5 SERVICES · BYO CREDENTIALS

Product Health & Fitness

Zofia – AI Voice Receptionist for Physical Therapy Clinics

Automated call handling, specialist routing, appointment booking, and post-call email summaries.

Ratings and usage stats unavailable Added 2026-07-27 Updated 2026-08-02 Works with Health & Fitness Self-hosted stack

Includes 1 item · 14-day refund if it doesn't work as described

Price $129.00 one-time · then $25.75/mo in services you run yourself
Update policy: Updates included
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Production readiness

Starter

0 of 5 production pillars met

  • Compatibility tested
  • Evaluated
  • Security screened
  • Tools & integrations
  • Memory & state
  • Per-run observability coming soon
Self-hosted automation stack

What you run, and what it costs you

Retell AI runs Zofia’s voice conversations, call routing, appointment-booking tools and telephony. n8n processes post-call data and sends appointment summaries through Gmail. Cal.com provides calendar availability and booking.

Self-hosted Runtime: Retell AI (cloud) + n8n (Cloud or self-hosted) needs 5 services · ~$25.75/mo
01

Services you bring

Accounts you sign up for, billed by them — not by Sigrix.
n8n Runs post-call automation and sends appointment summaries Free Community Edition; hosting costs extra. Cloud from €20/month. Sign up ↗
OpenAI Processes call transcripts and generates structured summaries in n8n. Usage-based; approximately $0.01 per call with this workflow. Sign up ↗
Gmail Sends appointment-summary notification emails from n8n. Free with a Google account; Google Workspace is optional. Sign up ↗
Retell AI Runs Zofia’s voice conversations, call routing and telephony. Approx. $0.155/min with this setup; phone number costs $2/month. Sign up ↗
Cal.com Checks specialist availability and books appointments. Free Individual plan; Teams from $12/user/month. Sign up ↗
02

Credentials you provide

BYO — never embedded

No secrets ship inside the download. The package arrives with empty credential slots. You paste your own keys into your own Retell AI (cloud) + n8n (Cloud or self-hosted); nothing you enter is transmitted to Sigrix or to the seller.

  • OpenAI API key for OpenAI Allows n8n to process call transcripts and generate appointment-summary content. You supply
  • Gmail OAuth2 credential for Gmail Authorizes n8n to send appointment-summary emails from the buyer’s Gmail account. You supply
  • Cal.com API key for Cal.com Allows Retell AI to check specialist availability and create appointments in Cal.com. You supply
03

How it connects

5 connections across 2 stages
01 Trigger
Kate - Retell Webhook Webhook Emily - Retell Webhook Webhook Rob - Retell Webhook Webhook
02 Run
AI Agent Kate AI agent usesOpenAI chat model AI Agent Emily AI agent usesOpenAI chat model AI Agent Rob AI agent usesOpenAI chat model
See it as a connection list
  1. 01Retell AI → n8n (HTTPS POST webhook with call details)
  2. 02Retell AI → Cal.com (availability API request)
  3. 03Retell AI → Cal.com (appointment booking API request)
  4. 04n8n → OpenAI (chat completion)
  5. 05n8n → Gmail (OAuth2 email tool call)
04

Recurring cost

Charged monthly by the services above
Estimated running cost $25.75/mo You pay this to the services above, every month, for as long as the automation runs — it is not part of the listing price.
Breakdown
  • Retell AI usage (150 minutes × $0.155 = $23.25) $23.25/mo
  • Retell AI usage (Retell phone number) $2/mo
  • OpenAI usage (usage for approximately 50 post-call summaries) $0.50/mo
Assumes
  • Actual costs depend on call volume, duration, selected voice, AI model, telephony provider, n8n hosting option, and optional platform features.
What you get

Everything in the package

Includes 1 item
  • Retell AI voice-agent JSON with a tuned prompt, n8n workflow for three specialists, Cal.com booking setup, Gmail call summaries, and an 11-page English installation guide.
Overview

What this does

Stop losing potential patients when your front desk is busy or the clinic is closed. Zofia is a ready-to-configure AI voice receptionist designed for physical therapy and rehabilitation clinics. The agent answers inbound calls, identifies the caller’s needs, routes them to the appropriate specialist, checks appointment availability in Cal.com, books visits, and sends structured post-call summaries by email through n8n. The package includes a professional Retell AI conversation flow, a multi-specialist n8n workflow, and a detailed English setup guide. Clinic owners can customize the services, specialists, working hours, phone numbers, calendars, and notification recipients without building the automation from scratch.

About this listing

Frequently asked questions

Answered by the seller, about this listing specifically.

  • What does Zofia – AI Voice Receptionist for Physical Therapy Clinics do?

    Stop losing potential patients when your front desk is busy or the clinic is closed. Zofia is a ready-to-configure AI voice receptionist designed for physical therapy and rehabilitation clinics. The agent answers inbound calls, identifies the caller’s needs, routes them to the appropriate specialist, checks appointment availability in Cal.com, books visits, and sends structured post-call summaries by email through n8n. The package includes a professional Retell AI conversation flow, a multi-specialist n8n workflow, and a detailed English setup guide. Clinic owners can customize the services, specialists, working hours, phone numbers, calendars, and notification recipients without building the automation from scratch.

  • Who is Zofia – AI Voice Receptionist for Physical Therapy Clinics best for?

    Zofia – AI Voice Receptionist for Physical Therapy Clinics is built for health & fitness use cases. and is particularly useful for AI Voice Agent, Retell AI, n8n, Appointment Booking, and Healthcare Automation.

  • What do I get with Zofia – AI Voice Receptionist for Physical Therapy Clinics?

    Retell AI voice-agent JSON with a tuned prompt, n8n workflow for three specialists, Cal.com booking setup, Gmail call summaries, and an 11-page English installation guide.

  • How much does Zofia – AI Voice Receptionist for Physical Therapy Clinics cost?

    Zofia – AI Voice Receptionist for Physical Therapy Clinics is priced at $129.00 on Sigrix.

  • Can I customize Zofia – AI Voice Receptionist for Physical Therapy Clinics after I get it?

    Yes — once you own Zofia – AI Voice Receptionist for Physical Therapy Clinics on Sigrix the deliverables are yours to adapt to your own data and workflow rather than starting from scratch.

Buying on Sigrix The same for every listing, so you only have to read it once.
How do I use this product?
Open the Instructions tab and follow the setup guide with your own accounts. Everything runs on your infrastructure — Sigrix never executes it for you.
What do I get after purchase?
Immediate access to every file in the package, the full setup guide, and free updates to this listing for as long as you own it.
Where can I find support references?
Support comes from the seller; their profile lists how to reach them. Your certificate and product identifiers are in the Ownership tab, and Sigrix mediates refund requests within 14 days.
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