{"type": "article", "title": "Grok 4.5 enters private beta at SpaceX and Tesla with 1.5 trillion parameters", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/grok-4-5-enters-private-beta-at-spacex-and-tesla-with-1-5-trillion-parameters", "original_source": "https://cryptobriefing.com/grok-4-5-private-beta-spacex-tesla/", "published": "2026-06-28T10:55:20+00:00", "accessed": "2026-06-28", "id": "grok-4-5-enters-private-beta-at-spacex-and-tesla-with-1-5-trillion-parameters"}