ai competition

Perplexity’s brief life inside WhatsApp demonstrated how powerful an AI assistant can become when it meets users in an app they already open dozens of times a day. Launched in April 2025 as a phone-number-based service requiring no separate account, the assistant delivered web-backed answers...

Apple’s new AI-powered Siri is Apple’s 2026 attempt to turn the iPhone, Mac, iPad, Watch, and Vision Pro into a single personal assistant layer, competing less as a chatbot than as a system-level operator across apps, files, messages, photos, calendars, and device controls. That framing matters...