S2 E4 | Build vs Buy in the GenAI Era: Inside Belfius’ Data & AI Strategy
05.11.2025
•
Hannes Heylen & Kris Peeters
How Belfius scales GenAI: claims copilot, fraud models, build-vs-buy, and governance - practical lessons for CIOs/CDOs.
Belfius Insurance’s Head of Data & AI, Hannes Heylen shares how his team scaled GenAI - from a fraud detection flywheel to “Nestor,” a claims copilot that speeds summaries, completeness and coverage checks. We unpack AI agents in the claims flow, build-vs-buy decisions, and why content/data governance drives LLM quality. Plus: a pragmatic delivery mantra - make it work, then right, then cheap - for CIOs, CDOs and Heads of Data.
Topics: ROI-first use cases • Claims automation • AI agents (GenAI + ML + human-in-the-loop) • Governance • Vendor flexibility & costs
Latest
Data Engineering Meets Excel: Building Explainable and Reliable Decision Models with River Solutions
How River Solutions turns messy Excel models into explainable, reliable decision tools for analysts and leaders.
5 Years Kate 🎂: inside KBC’s AI Playbook
KBC CDAO Barak Chizi on building Kate, a 5-year AI assistant, and turning data & GenAI into real ROI in banking.
S2 E5 | Beyond Hyperscalers: How to Run Modern Data Platforms on European Clouds
How to build secure, open, GDPR-aligned data platforms on EU clouds - tech choices, trade-offs, and hiring insights from the front lines.



