AI case study

LightBill dispute resolution

Case by case, bill disputes needed detailed human analysis—slow and inconsistent. An AI agent now resolves each from start to finish.

Published

Key results

Operational Effort Reduction
40%
Retention Rate
62%
Week 1 Retention
15%

Result highlights

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The story

Context

One of Brazil's largest energy distributors, operating across 31 municipalities in Rio de Janeiro state, including the entire metropolitan region, serving over 11.6 million people.

Challenge

Bill disputes triggered by high charges required detailed case-by-case analysis and depended entirely on human intervention. Long resolution times...

Solution
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Quotes

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The company

Light is a technology company that specializes in providing energy-efficient lighting solutions.

LocationRio de Janeiro, Rio de Janeiro, Brazil
Employees5K-10K
Founded1905

The implementation partner

Role in this case study

Built autonomous invoice dispute agent for Light using Amazon Bedrock

LocationSão Paulo, São Paulo, Brazil
Employees251-1K

The vendor

Amazon Web Services (AWS) logo

Amazon Web Services (AWS)

aws.amazon.com
ROLE IN THIS CASE STUDY

Provided Amazon Bedrock as the AI intelligence platform powering Light's autonomous invoice dispute resolution agent

IndustryTechnology
LocationSeattle, WA, USA
Employees100K+
Founded2006

Use case

Light's Bill dispute resolution is part of this use case:

Agentic Customer Service
70 case studies(+33% YoY)
Proven impact?
LowModerateVery Strong
8.7Very strong
5.9Strongwithin Customer Service

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