Voice AI

for the Telecom Industry

Powering Every Step of Your Telecom Journey

Transform telecom with AI voice agents to deliver faster, smarter, and personalized customer experiences.

Book a Demo

or

Talk to telli

Automating call operations for

Benefits

Deliver personalized experiences at scale

Buyer Qualification & Smart Transfers

Quickly pre-qualify inbound leads to understand customer needs, recommend the right plans, and seamlessly transfer qualified prospects to the right team — with full context preserved.

Data Validation & CRM Sync

Verify customer data, capture key details for account setup or plan migration, and automatically sync all interactions to your CRM or billing system for a unified customer view.

Better Service Outcomes

Deliver always-on support for billing inquiries, plan comparisons, upgrades, network troubleshooting, and order tracking. All available 24/7, 365 days a year.

Reduce Costs While Growing Revenue

Cut operational expenses by up to 90% versus traditional call centers or outsourced teams, while delivering faster response times, 24/7 availability, higher customer satisfaction and better customer retention.
Book a Demo

Features

Comprehensive AI Voice Solutions for Telecom

Call Transfer 
Seamlessly hand off inbound leads with warm transfers. Telli connects every AI-led conversation to the right human rep, checking availability and providing a brief summary of the previous conversation.
Appointment Booking 
Let your AI handle scheduling from start to finish. telli’s voice agents connect directly to your CRMs and calendars, so appointments are booked instantly. No more back-and-forth emails or missed opportunities.
Custom Workflows
Customize call workflows to match your sales process. Instantly call new leads, schedule appointments, and automatically trigger callbacks. 
Call Analytics
Understand what’s happening on every call by tracking outcomes, monitoring performance, and optimizing your strategy.
See What You’ll Save With telli.
Book a Demo

Multilingual AI Agents

Sound Local. Everywhere.

Deliver fluent, native-sounding conversations in English, German, French, Spanish, Dutch and Italian. Build trust with customers using local accents and natural tone. No translators, no extra staff.

Try telli in your Language

Deployment

Up and Running in Days, Not Weeks.

Integrate in seconds, deploy in days. We’re there at every step to ensure your voice agents perform flawlessly from day one.
See Docs

Customers

You're in Great Company

>5.000.000 calls for customers

Drive higher inbound throughput with AI-optimized call handling

10
%
x
increase in monthly call volume

Convert more conversations into appointments with AI-guided scheduling

150
%
x
increase in booking rate

Offload routine intake calls to AI for cleaner, faster front-line operations

90
%
x
of information-gathering calls handled by a telli agent

Multiply call throughput using AI agents that operate without bottlenecks

4
%
x
completed call volume

Fill more technician calendars with AI-driven appointment scheduling

30
%
x
increase in weekly service appointments scheduled

Reach more customers on the first attempt with intelligent call sequencing

45
%
x
increase in connection rate

Convert more consultations into revenue with AI-guided follow-up and qualification

15
%
x
increase in CVR from consultation to sale

telli’s AI agents have expanded our outbound capacity further than we thought possible. We’re saving time, reaching more leads, and seeing a huge spike in follow-ups from potential customers.

Mareike Wiethölter
Head of Process Management

As a fast-growing AI-based company, we only work with the most cutting-edge solutions, and telli is just that. They help us dramatically scale lead response while giving our customers a high-quality experience.

Justus Kloth
Associate Director of Strategy

telli is leading the charge for call automation in Germany. They tailored their voice agents to our exact business needs, and the efficiency gains have been incredible.

Martin Fricke
Product Manager

telli is the most scalable and cost-efficient answer to call automation on the market. If you’re looking to ramp up sales without compromising on customer satisfaction, it’s a must.

Christoph Pirkl
CSO

We’ve been using telli for three months to book appointments with leads, and the results have been great. It’s surprisingly easy to use, and the AI agent consistently books appointments at the same rate or better than our internal call center.

Tommaso Piatti
Director Operations

telli delivers an incredibly human-like, scalable, and professional experience that's transformed how we handle customer calls. We're thrilled with both the product and the responsive, supportive team behind it.

Matthias Knoche
COO

telli brought our sales floor from chaos to calm. Our team now focuses on actually helping customers, not just reaching and scheduling them — and we haven’t missed a lead since.

Richard Ruben
Co-founder and CEO

Re-engage dormant leads at scale through intelligent outbound follow-ups

20
%
x
reactivation rate for outbound calls among reached leads

Eliminate long waits with near-instant AI call responses

99
%
x
faster call response time

Accelerate hiring steps with automated candidate progression

75
%
x
reduction in time spent advancing candidates

Resolve customer needs end-to-end through autonomous AI call handling

50
%
x
of calls fully resolved by telli agent

Streamline dispatch workflows with automated coordination and routing

40
%
x
time saved across the entire service dispatch organization

Expand service capacity without adding headcount through AI-powered operations

90
%
x
reduction in scaling costs

Lift overall performance by automating the highest-leverage steps in the workflow

72
%
x
increase in success rate
Read success stories

Integrations

Plug and Play. No Heavy Lifting.

telli plugs directly into your CRM, calendars and customer systems, automatically capturing and updating data from every call. No manual entry. No extra steps.

View integration

Product

Why telli?

Feature / Capability
telli
Human Agents
VOIP
Other AI Providers
Instant Calls
Manual
Manual
Some Providers
Smart Dailing
Manual
-
Some Providers
SIP Trunking & Phone Number Management
N/A
-
Some Providers
Multi-Transfer
N/A
-
Some Providers
Intelligent Lead Handoff
N/A
-
Some Providers
Dynamic Number Rotation
N/A
-
Some Providers
Call Analytics
Manual
-
Some Providers
Branded Caller ID
N/A
-
Some Providers
Inbound Callback
Manual
-
Some Providers
Context-Aware Callbacks (“Call Me Later”)
-
Some Providers
Custom Call Outcomes 
Manual
-
Some Providers
Appointment Booking, Rescheduling & Cancellation
-
Basic
Multilingual AI Agents 
Sometimes
-
Some Providers
24/7 Support 
-
-
Seamless CRM & Workflow Integration
Manual
-
Some Providers
Enterprise-Grade Security & GDPR
-
Some Providers
Cost-Effective at Scale
-
Expensive

Simplify Call Operations

See What You’ll Save With telli.

Book a Demo

Security

Enterprise-Grade Protection by Default.

How are telecom firms using AI?
Telecom firms use AI voice agents to automate customer interactions, from plan selection to billing and support. Platforms like telli enable natural, personalized conversations that boost engagement, reduce call center costs, and improve satisfaction. With 24/7 availability, AI ensures every customer gets instant, consistent, and high-quality service.
How does telli help telecom companies improve customer experience? 
telli helps telecom companies elevate customer experience through always-on, human-sounding AI voice agents. They handle billing inquiries, plan upgrades, and troubleshooting instantly. By automating routine calls and personalizing every interaction, telli ensures faster responses, consistent service quality, and higher customer satisfaction across every touchpoint.
How does AI improve billing and payment support for telecom providers?
AI simplifies telecom billing and payment support by automating balance checks, payment reminders, and billing issue resolution. Voice agents like telli guide customers through secure payment flows, verify details instantly, and sync updates to CRMs. The result: faster resolutions, fewer errors, and a smoother, more convenient customer experience.

Berlin | San Francisco

ImprintData Privacy

© 2025 telli technologies GmbH

Backed by: