White-label AI voice, built on Retell AI
Call Supplai is a white-label platform built on Retell AI. Agencies and freelancers launch AI receptionists, sales agents and support lines for their clients, with their own logo on every screen, for $197 a month.
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CallerMonday at 9 is perfect.
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See it in action
Call Supplai gives your agency a fully branded AI voice platform on top of Retell AI. Watch the walkthrough to see the dashboard your clients log into, how agents are configured, and the call analytics every conversation produces.
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Call Supplai: AI voice white-label solutionHow it works
Call Supplai sits between Retell AI and your clients. Retell AI runs the voice; your brand runs the relationship.
Call Supplai connects to your own Retell AI account, so you keep control of agents, numbers and usage.
Add your logo and colors. Clients see your company’s name, not ours.
Deploy AI receptionists, sales and support agents for clients and set your own price. The margin is yours.
Why Call Supplai
The Call Supplai platform is fully white-labeled: interface, dashboard and analytics show your name, not someone else’s tech.
Real-time transcription, sentiment analysis and call insights from Retell AI, presented in your branded dashboard.
A turnkey platform that fits into your clients’ existing tools and scales as you add accounts.
No client portal to design, code or host yourself. Spend your time selling and configuring agents instead.
| Call Supplai | Build it yourself on Retell AI | |
|---|---|---|
| Branded client platform | Included from day one | Design, build and host your own |
| Voice engine | Retell AI | Retell AI |
| Transcripts & sentiment | In your branded dashboard | Build your own reporting |
| Platform cost | $197 per month | Developer time and hosting |
| Custom agent build | Available on Enterprise | Your team |
Use cases
Four places Call Supplai agencies sell Retell AI voice agents most often.
A Call Supplai medical front-desk agent answers patient calls, books and reschedules appointments, and handles routine questions like hours, location and insurance accepted.
Explore medical front desk →02A Call Supplai sales agent calls new leads within minutes, asks your client’s qualifying questions and books meetings on the sales team’s calendar.
Explore sales agents →03A Call Supplai support agent answers customer calls, resolves common requests like order status and account questions, and hands complex cases to a person.
Explore customer support →04A Call Supplai hospitality agent takes reservations, confirms bookings and answers guest questions for hotels, restaurants and event venues, so no caller waits on hold during a rush.
Explore hospitality →Pricing
Call Supplai costs $197 per month for the Agency Plan, with no setup fee. Enterprise, where we build your first Retell AI voice agent and its integrations, is custom-priced after a demo call.
For freelancers and new agencies who want their own branded AI voice platform on Retell AI.
$197 per month
For agencies and companies that want a Retell AI voice agent built and integrated for them.
Custom quoted after a demo call
Guides
An AI receptionist handling patient calls is a HIPAA business associate. What that means for BAAs, Security Rule safeguards and reminder-call rules.
How agencies price AI voice agents: setup fees, retainers with included minutes, overage and outcome pricing, plus a worked margin example on Retell AI.
How to start an AI voice agency in 2026: pick a niche, build on Retell AI, white-label it under your brand, price your service and land first clients.
FAQs
Call Supplai costs $197 per month for the Agency Plan, with no setup fee. The Enterprise Plan, which includes a custom-built Retell AI voice agent and integrations, is priced per project after a demo call.
No. Call Supplai connects to your own Retell AI API key, so Retell bills call minutes and usage directly to your Retell account. The $197 per month covers the white-label platform. You set the price your own clients pay.
No. The Call Supplai Agency Plan has no setup fee. You pay $197 per month for the white-label platform.
The Call Supplai Enterprise Plan is custom-priced because it includes building a Retell AI voice agent and integrating it with your CRM, EHR or PMS. Book a demo call and we quote it based on scope.
Book a demo
Pick a time and we’ll show you the white-label platform, walk through pricing, and map out how you’d sell Retell AI voice agents to your clients.