Grok AI Review 2026: Everything You Need to Know (Features, Pricing)
Grok AI grew from 1.9% to 17.8% US market share in 12 months — 117M monthly users, exclusive live X data, Grok 4.5 flagship. Full 2026 review: features, all pricing tiers, honest vs ChatGPT comparison, and exactly who should (and shouldn’t) use it.
