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AI Voice Agents

NorthFlow Studio builds AI voice agents that hold natural, real-time phone conversations. They greet callers, understand intent, answer FAQs, qualify prospects and book meetings directly into your calendar — all in a voice your customers trust. Perfect for reception, inbound sales and after-hours coverage.

Usually replies within minutes on Telegram.

Who this is for

NorthFlow Studio builds ai voice agents for teams that want leverage without adding headcount or technical debt.

Local service businesses that lose calls to voicemail
Clinics, agencies and studios with high call volume
Sales teams that want instant call qualification
Any business that can't staff phones 24/7

Common business problems we solve

Missed calls = lost revenue

Every unanswered call is a lead that called a competitor instead.

Inconsistent call handling

Different staff answer differently; quality varies by person and shift.

No after-hours coverage

Evenings and weekends are prime intent windows with zero coverage.

Slow lead qualification

Reps waste time on unqualified calls instead of closing.

Our approach

A structured, founder-led process from first call to launch and beyond.

01

Define call flows

We map greetings, FAQs, qualification questions and escalation paths.

02

Connect systems

Voice agents link to your phone, calendar and CRM in real time.

03

Train the voice

We tune language, pacing and fallback behaviour for a natural experience.

04

Go live & tune

We monitor calls, review recordings and refine scripts to lift bookings.

Technology stack

We use a modern stack so your ai voice agents is fast, secure and built to scale.

Twilio
OpenAI
Anthropic
Node.js
Python
Supabase

AI Voice Agents architecture

How the system works end-to-end — from input to action.

📞
Incoming call
🎙️
Speech-to-text
🧠
LLM understanding
🏷️
Intent classification
🔌
CRM / Calendar API
⚡
Response & action
Live data flow

Implementation

Real code patterns and integration examples for your ai voice agents.

Twilio + OpenAI voice agent setuptypescript
import { VoiceResponse } from "twilio/lib/twiml/VoiceResponse";

export async function handleIncomingCall(req: Request) {
  const response = new VoiceResponse();
  const connect = response.connect();
  connect.stream({
    url: "wss://api.openai.com/v1/realtime",
    track: "inbound",
    parameters: {
      model: "gpt-4o-realtime-preview",
      voice: "alloy",
      instructions: "You are a receptionist for NorthFlow Studio.",
    },
  });
  return new Response(response.toString(), {
    headers: { "Content-Type": "text/xml" },
  });
}

Expected results

No missed calls
missed calls
Always-on
phone coverage
Increased bookings
more booked meetings

Frequently asked questions

Can an AI voice agent really sound human?

Yes. Modern speech models produce natural, low-latency conversations with appropriate pacing and tone, and we tune them to your brand voice.

What happens with complex calls?

The agent follows escalation rules and seamlessly transfers to a human with a full summary, so customers never repeat themselves.

Does it integrate with my calendar and CRM?

Yes. Voice agents book directly into your calendar and write outcomes to your CRM automatically.

Is this the same as an IVR menu?

No. There are no rigid menus — callers simply speak naturally and the agent understands and acts.

How fast can we launch?

Most voice agents go live in 2–4 weeks after we map your call flows and connect your systems.

Can it handle multiple languages?

Yes, we can configure multilingual voice agents for the regions you serve.

Why NorthFlow Studio

Founder-led engineering with clear ownership and support.

TypeScript-first stack (TanStack Start, React, Node.js, Postgres)CI runs type-check, lint, unit tests, Playwright E2E on every PRPerformance budgets in CI (LCP < 2.5s, INP < 200ms)PostgreSQL RLS on every multi-tenant tableSecrets via Vercel env vars — never in repoPreview deploys for every PR — see it before it shipsImmutable deploys with instant rollbackDependabot with 30-day SLA for critical patchesCode ownership — you own everything, no restrictionsFounder-led executionInitial response within 1 business day2-3 engagements per quarter to protect qualityRemote-first across 3 time zones

Ready to build your ai voice agents?

Book a free strategy call. We'll map your bottlenecks to the right systems and send a clear roadmap — even if we don't work together.

Chat on Telegram

Usually replies within minutes. Chat on Telegram: @northflowstudio

No obligation consultationFounder-led projectsInternational clientsFast responseSecure communication