Mayer Brown approves Harvey as its first closed AI platform, alongside Microsoft Copilot

CIO Evette Pastoriza confirmed Harvey was 'the first closed platform approved by Mayer Brown,' with 'really good adoption across the board,' including among business-services staff. Microsoft Copilot is deployed as the firm's general productivity layer. Pastoriza also described a shift toward a hybrid buy-and-build strategy for future AI investment.