Law Firms Are Signing Exclusive AI Partnerships in 2026 — And Quietly Making a Data Ownership Decision They Haven't Priced

A wave of formal partnerships between law firms and AI providers landed in mid-2026, promising early access, exclusivity, and deep customization. Underneath the announcements sits an unexamined trade: the firm's operational and financial data becomes the fuel. Here is the framework mid-market firms should use before signing anything.