Financial Services

Enterprise LLM Implementation for 50,000 Employees

Transformed an outdated trigger-based chatbot into an intelligent AI assistant serving 50,000 employees, achieving 85% faster response times and €2.8M annual savings.

Major Dutch Bank
Feb 2024 - Apr 2025

Solution Architecture

1
User Query
2
AI Processing
3
Decision Making
4
Action
Employee
GPT-4o-mini
Live Agent Transfer
Catalog Search
Knowledge Base
Direct Answer

"I need help with password reset"

50,000
Active Users
85%
Faster Response
€2.8M
Annual Savings

The Challenge

  • Legacy chatbot with no Natural Language Understanding (NLU)
  • Poor user experience leading to low adoption rates
  • High volume of unresolved tickets requiring manual intervention
  • Inefficient trigger-based system causing user frustration

Our Solution

  • Implemented Azure OpenAI with GPT-4o-mini for intelligent responses
  • Built an agentic framework for autonomous decision-making
  • Integrated with ServiceNow for seamless ticket management
  • Designed smart conversation history (last 10 messages) for context

Implementation Journey

1
2 months

Discovery & Planning

Analyzed existing system, identified pain points, and designed architecture

2
6 months

Development & Integration

Built AI framework, integrated with Azure OpenAI and ServiceNow

3
3 months

Testing & Optimization

Extensive testing with pilot groups and performance optimization

4
3 months

Rollout & Adoption

Phased rollout to all 50,000 employees with training

Results & Impact

85%

Faster Response Time

Reduced average response time from minutes to seconds

72%

Higher Resolution Rate

Increased first-contact resolution dramatically

€2.8M

Annual Savings

Through automated ticket handling and reduced support costs

Key Features

Live agent transfer capability
Catalog item search and retrieval
Knowledge base integration
Direct answer generation
Legacy topic activation

Technologies Used

Azure OpenAI
ServiceNow
GPT-4o-mini
Python
REST APIs

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