Wall Street gains on AI optimism, Palantir climbs 8.6%, PayPal sinks 17.3%, PepsiCo rises 1.7% – Mint / ai, AI (Artificial Intelligence), Artificial Intelligence / By hi@aiweekly.co.in Wall Street gains on AI optimism, Palantir climbs 8.6%, PayPal sinks 17.3%, PepsiCo rises 1.7% Mint