Scaling ChatGpt Enterprise at Commonwealth Bank
I remember the first time we decided to roll out AI at Commonwealth Bank. The excitement was there, but so were the questions. How do we scale this across 50,000 employees? More importantly, how do we ensure it's not just a fancy tool but a real game changer? With ChatGpt Enterprise, we found concrete answers. The impact? A significant enhancement in customer experience and increased resilience against fraud. But let me tell you, the real challenge was making sure this technology became a core part of our strategy. Let's dive into the details of this bold journey.

I remember the first time we decided to roll out AI at Commonwealth Bank. There was excitement, sure, but also a lot of questions. How do we scale this across 50,000 employees? How do we ensure it's not just a shiny tool but a real game changer? Enter ChatGpt Enterprise. This wasn't just theory—it was a massive, real-world rollout. We witnessed direct impacts in enhancing customer experience and bolstering fraud prevention. But scaling isn't just about tech; it's about leadership and strategic alignment. We partnered closely with OpenAI to ensure a smooth, effective adoption. The key here is that scaling AI tools isn't just a technical project; it's a profound organizational shift. So let's dive into this journey that has transformed the way we work.
Rolling Out ChatGpt Enterprise to 50,000 Employees
Scaling was the main driver behind rolling out ChatGpt Enterprise across 50,000 employees at Commonwealth Bank. First, we set up pilot programs to test integration with existing systems, which gave us a heads-up on potential challenges. I orchestrated these pilots, and honestly, the initial adoption wasn't smooth. Training was crucial to avoid bottlenecks.

Scalability was achieved through strategic partnerships and internal champions who pushed the project forward. But watch out for token usage spikes—plan your API calls carefully to avoid overloads.
- Test with pilot programs before full rollout.
- Train teams adequately to avoid resistance.
- Monitor token usage to optimize performance.
Enhancing Customer Experience with AI
AI tools aren't just for show; they need to truly enhance customer satisfaction. We integrated AI into our customer service workflows to reduce response times. AI-driven insights helped tailor customer interactions, boosting engagement.

But don't overpromise—AI has limits, especially with complex queries. Continuous feedback loops from customers were essential to refine our AI strategies.
- Reduce response time with integrated AI tools.
- Use insights to personalize interactions.
- Avoid overestimating AI capabilities.
Fraud Prevention and Economic Crime Resilience
AI plays a critical role in detecting and preventing fraud. We developed models capable of identifying unusual patterns in transaction data. Collaborating with OpenAI provided us with cutting-edge tools and valuable insights.
But AI isn't foolproof—false positives can be a challenge, so human oversight is key. The balance between automation and manual checks is crucial for resilience.
- Use AI to identify fraud patterns.
- Collaborate with OpenAI for advanced tools.
- Maintain human oversight to avoid errors.
Leadership and Strategic Alignment with AI
Leadership buy-in was essential for AI adoption across the organization. We held forums to align AI strategies with business goals. Role modeling by leaders encouraged broader adoption among staff.
Strategic alignment ensured that AI initiatives supported the bank's mission. Beware of tech for tech's sake—ensure AI aligns with real business needs.
- Ensure leadership buy-in for AI adoption.
- Align AI strategies with business goals.
- Avoid using technology just for "bling".
Partnership with OpenAI: A Catalyst for Change
Our partnership with OpenAI was pivotal in scaling our AI initiatives. OpenAI provided technical support and access to advanced AI tools. This collaboration accelerated our learning curve and deployment speed.

Partnerships can be double-edged—ensure goals are aligned and clear. Regular check-ins with OpenAI helped keep our projects on track.
- Accelerate deployment through partnership with OpenAI.
- Keep goals aligned to avoid drift.
- Hold regular check-ins to monitor progress.
I've seen firsthand how AI can truly transform customer experience and strengthen fraud prevention, and it's not just about the tech—it's about people, processes, and partnerships. Here's what I've learned:
- First, start small with pilots. You test, adjust, learn, and then scale.
- Next, getting leadership buy-in is crucial. Without it, strategic alignment with AI technologies remains a dream.
- Finally, choose your partners wisely. They can make the difference between a project that stalls and a roaring success.
With 50,000 people involved in rolling out ChatGpt Enterprise at Commonwealth Bank of Australia, it's a real game changer, but remember: it's a journey, not a final destination. Ready to embark on your own AI journey? Start with those small pilots, get your leadership on board, and choose your partners carefully.
For a deeper dive, I encourage you to watch the full video. It's always better to see how it all plays out in the field: YouTube link.
Frequently Asked Questions

Thibault Le Balier
Co-fondateur & CTO
Coming from the tech startup ecosystem, Thibault has developed expertise in AI solution architecture that he now puts at the service of large companies (Atos, BNP Paribas, beta.gouv). He works on two axes: mastering AI deployments (local LLMs, MCP security) and optimizing inference costs (offloading, compression, token management).
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