Banks Are Building Private Foundation Models, But The Model Is Not The Moat
Banks betting billions on proprietary models—but the real moat is the data, not the weights.

Why it matters
Financial services are deploying custom foundation models as competitive strategy, but the article argues defensibility comes from transaction data and domain expertise, not model architecture—reshaping how enterprises think about AI differentiation.
The key facts
9 to knowFinancial institutions building transaction-specific foundation models
Proprietary data framed as primary competitive advantage over model weights
Domain-specific AI deployment in banking and financial services
Strategic shift from buying general models to building captive AI systems
Banks building transaction-specific foundation models
Proprietary data as AI strategy in financial services
Model architecture ≠ sustainable competitive advantage
Domain-specific AI deployment in banking
Data governance as the real moat in enterprise AI
Go to the source
Forrester Blogforrester.com
Publisher excerpt: Discover why financial institutions are using transaction foundation models and proprietary data to build a lasting AI advantage.