IrelandEnergy and utilities2024 – ongoing

Gas Networks Ireland

Private GPT-4 classification of commercial customers

Gas Networks Ireland reported classifying 30,000 business customers in four weeks

WorkingCompany's own claim

Problem

Missing and incorrect customer classifications limited sector reporting and targeted customer engagement.

Approach

Its data team and a partner combined business records with internet searches in a private ChatGPT-4 instance. Prompts produced a classification profile for each customer. The classifications entered the data warehouse and reporting systems, and customer teams used them for biomethane discussions.

Results

30,000business customers classified in four weeks, according to Gas Networks IrelandCompany's own claim[1]

99+%classification accuracy reported by Gas Networks IrelandCompany's own claim[1]

Takeaway

The results became operational customer data. Gas Networks Ireland did not explain how it validated the reported accuracy.

Sources

Award-winning analytics and AI leadership: How Gas Networks Ireland is harnessing data and GenAI to unlock business insights and drive innovation
The Irish Times Content Studio27 Jun 2025News article

Source summaries

[1]The Irish Times Content Studio27 Jun 2025

Gas Networks Ireland sponsored this account of its customer-classification project. Its data leader reported completing 30,000 classifications in four weeks at 99+% accuracy and integrating them into reporting and customer engagement.

Full details are in the original sources.

Added 1 Nov 2026 · Updated 1 Nov 2026