ZeroRune
White-Label Voice AI
White-label · Your brand, our engine

Launch your own voice AI Platform

ZeroRune is the white-label platform for building, testing and scaling real-time voice agents. Ship branded client portals. Your logo, your domain. Powered by our low latency, telephony and enterprise controls underneath.

<600ms
median response latency
99.91%
platform uptime target
40+
languages & accents
Front Desk Agent
TeleSupply
Live
AgentThanks for calling TeleSupply — how can I help today?
CallerHi, I'd like to book a cleaning sometime next week.
AgentOf course. I have Tuesday at 10, or Thursday at 2. Which works?
00:14
Positioning

The fastest path from prompt to a phone call that converts.

ZeroRune gives you a white-label platform to sell. Branded agents, telephony and analytics your clients never see the seams of.

Built for real-time

Sub-second turn-taking with barge-in, backchannels and interruption handling that feel like a real conversation.

One integrated stack

STT, LLM, TTS, telephony and tooling under a single platform. No glue code, no vendor sprawl.

Model-agnostic

Pick your preferred LLM and voices. Swap models without rewriting your agent.

Who it's for

Built for the teams who rely on voice.

Whether you're an agency deploying for dozens of clients or a product team embedding voice, ZeroRune fits how you already work.

Agencies & resellers

White-label client portals, per-client billing and isolated workspaces. Stand up new accounts in minutes.

  • Multi-tenant by design
  • Usage-based reseller pricing
  • Branded client dashboards

Support & CX leaders

Deflect routine calls, triage intelligently and hand off to humans with full context intact.

  • Live transfer with summary
  • CRM & scheduling tools
  • Sentiment & QA scoring

Product & eng teams

Embed voice into your product without owning the infrastructure.

  • Webhooks
  • Agents that call your APIs directly
  • Live call events to your stack
Built to Perform

No awkward pauses. Reliability you can stake a contract on.

Calls that convert. ZeroRune is engineered to win.

<600ms
Median end-to-end response
Fast enough to feel human.
99.91%
Uptime target
Automatic failover keeps calls connected.
40+
Languages supported
Native accents that sound local.
Build experience

Design an agent in the dashboard. No code required.

Compose prompts, voices, tools and call flows in a clean visual editor.

Visual agent builder

Compose prompts, voices, tools and call flows in a drag-free, clean editor.

Tool calling

Connect bookings, CRMs and various APIs so agents can actually get things done.

Native telephony

Buy numbers, route calls and handle SIP directly in the platform.

Webhooks & events

Route call events mid-conversation to look up records, book, and update your systems.

agent.ts

// Code examples available

Build visually. Widgets available.

Quality & testing

Ship with confidence. Catch regressions before your callers do.

Voice agents drift. ZeroRune gives you the test harness and evaluation tools to keep quality high as you iterate.

Call testing

Run live test calls against your agent and review the outcome before you deploy.

Automated scoring

Every call is scored automatically with a summary, sentiment and a success signal plus any custom checks you define.

Versioning & rollback

Every change to an agent is versioned. Publish when ready, review earlier versions, and roll back to a known-good build instantly.

Transcript review

Every transcript, summary and sentiment is reviewable, so QA teams can find and fix failure modes fast.

Security

Security controls built in from day one.

Encryption, access control and audit logging are part of the platform. Formal compliance certifications such as SOC 2 / HIPAA / ISO / PCI are on our roadmap.

AES-256 at restTLS in transitRBACAudit loggingEncrypted secrets

Encryption

TLS in transit and AES-256 encryption at rest for stored credentials and sensitive data.

SSO & RBAC

Single sign-on and granular role-based access control across workspaces.

US data hosting

Processing and storage hosted in US AWS regions.

Audit logs

Exportable logs of every sensitive action for review and forensics.

Founding Customers

Our founders' businesses run on it. So can yours.

ZeroRune began as the solution our cofounders needed at TeleSupply and QTS.

TeleSupplyQTS

Put a human-sounding agent on the phone this week.

Tell us what you need and we’ll stand up your branded agent.