American Express hints at a big upgrade to its Platinum Credit card in 'largest investment ever'

American Express is set to revamp its Platinum cards, marking its largest investment ever in a card refresh. The upgrades, targeting Millennials and Gen Z, will enhance travel, dining, and lifestyle benefits. Amex aims to bolster its competitive edge against rivals like JPMorgan Chase and Capital One by expanding its global lounge network and introducing new brand partnerships.