xAI AI Updates: June 5, 2026

1. xAI Launches Grok Imagine Video 1.5

xAI. xAI released Grok Imagine Video 1.5, available through the API under the alias grok-imagine-video-1.5-2026-05-30 at api.x.ai. The model debuted at the top of the Artificial Analysis Video Arena image-to-video leaderboard with an Elo rating of 1404. A broader consumer rollout to X Premium tiers was still in progress at announcement. Source