BrazilFinance and insurance2025 – ongoingNubank
Customer-service copilot and automated assistant
Nubank's GPT-4o assistant handled over 2 million chats monthly
Problem
Nubank needed to serve a growing customer base.
Approach
A copilot supplied agents with summaries and reply suggestions. A separate GPT-4o assistant answered customers directly.
Results
over 2 millionmonthly chats handled by the assistant, per OpenAI's customer account
Takeaway
The customer assistant escalated after up to 5 automated interactions.
Categories
- Size
- Large enterprise
- Industry
- Finance and insurance
- Business function
- Customer service
- Innovation type
- Process innovation
- AI technology
- Generative AIConversational and voice AI
- Adoption
- Partner co-development
- Evidence
- Vendor case study
Sources
Source summaries
[1]Finextra11 Mar 2025
Finextra described both service tools. It reported the assistant's monthly chat volume.
Full details are in the original sources.
Added 1 Nov 2026 · Updated 1 Nov 2026