Live voice AI · No credit card

Automate support, billing, and sales 24/7

Create your AI agent in minutes. No complex setup. No credit card required. Start handling calls today.

Encrypted at restEN · ES · PT · FRAPI-first
24 / 7 always answering
Live transcripts & routing
EN · ES · PT · FR
CT
Collexa Voice Agent
Live · 00:42
Caller
Hi, I was double-charged on my last invoice.
Collexa Agent
I see two charges from May 14th. I've refunded the duplicate — you'll see it back in 2–3 business days.

Listen to a real call

Hear a live agent handle a real request

Enter your name and phone number and we’ll call you with a live demo. You’ll hear the agent respond in real time, just like a customer would.

Live demo, no sign up

Privacy Notice

By starting the demo, you consent to a live voice session that may be monitored for quality. Please avoid sharing sensitive information.

Ready when you are. Complete the verification to begin.

Features

What our platform offers

No-Code Agents in Minutes

Build multi-step voice agents visually — no code required. Drag-and-drop editor with conditional logic, variables, and end-to-end simulation.

Connect Any System

Wire up any CRM, helpdesk, internal API, or webhook with HTTP tools and call transfers. Bring your own endpoints, keep your own auth — no proprietary connectors required.

Accurate Answers, Every Time

Centralize FAQs and documents in a knowledge base so agents pull the right answer on every call.

Natural Multilingual Voices

Run natural conversations in English, Spanish, Portuguese, and French. Choose from premium voices powered by ElevenLabs, Cartesia, and OpenAI — or bring your own provider key.

Bring Your Own Telephony

Use your existing Twilio, Telnyx, or Jambonz numbers — or buy a number through Collexa. Low-latency routing, full call history, and zero vendor lock-in.

Transcripts and Call History

Every call is transcribed, stored, and searchable. Inspect what was said, where flows branched, and which tools were called — for QA, training, and audit.

How it works

Build and deploy in minutes, not months

No long projects. No costly integrations. Launch your AI voice agent instantly and start automating calls today. Create conversation flows visually, connect any system through HTTP and webhooks, and run natural conversations in EN, ES, PT and FR. Try it free—no commitment, no credit card. See how it works or explore use cases for customer support, billing automation, and sales. Learn more about voice AI from Gartner’s research and AWS best practices.

  • Set up in minutes, not weeks
  • No complex integration required
  • Free trial—no credit card
Start Free Trial
app.collexa.tech / billing-agent
Greet caller
Intent?
HTTP: getInvoice
Resolve
Billing · this month
Credit balance 1,247 minutes Never expires · top up anytime
Minutes used 753
First-call resolution 84%
Languages ENESPTFR

Pricing

Pay-as-you-go minutes. No monthly minimums.

Buy credits and use them at your own pace — credits never expire. No monthly commitments on minutes, no surprise bills. Start with free credits to test real calls and validate ROI instantly. Check pricing details or read our setup guide to get started in minutes.

Visual Conversation Builder
HTTP & Webhook Tools
Natural Multilingual Voices
Live Transcripts & Call History

Pricing

Find the ideal plan for your operation

Starter

$18
$0.18 per minute
  • Includes 100 minutes
  • Minutes never expire
  • Telephony and AI costs included
  • All platform features
  • Email support
Start now

Enterprise

$1800
$0.12 per minute
  • Includes 15000 minutes
  • Minutes never expire
  • Telephony and AI costs included
  • All platform features
  • Email support
  • Priority support
  • Dedicated account manager
Start now

FAQ

Have a question?

Collexa Tech connects to your systems using HTTP API tools and webhooks. Wire up any CRM, helpdesk, internal API, or third-party service the agent should call during a conversation — you control the endpoints and the auth.

Credits purchased on Collexa Tech never expire. Use them at your own pace — telephony and AI costs are included in the per-minute rate.

All plans include email support. Enterprise customers get priority support and a dedicated account manager.

Yes — new accounts start with free credits, no credit card required. Run real calls end-to-end and validate ROI before paying anything.

Collexa Tech supports English, Spanish, Portuguese, and French out of the box, with a curated set of natural voices for each. Bring your own provider key (ElevenLabs, Cartesia, OpenAI) to expand the catalog.

Natural-sounding conversations, full call transcripts, and quick iteration on conversation flows let teams shorten handle time and resolve more requests on the first call.
CT
Collexa Voice Agent
Live · 24/7
? What's my current balance?
? I want to reschedule my appointment.
? Why was I charged twice? resolving
? Can I speak to a human agent?