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xAI Website

xAI · Web

xAI Website

July 23, 2026 at 4:07 PM UTC

Grok 4.5 everywhere

Changelog

Changelog (2026-07-22 → 2026-07-23)

Grok 4.5 everywhere

  • New post: Grok 4.5 is live on grok.com, X, iOS, and Android — same model for smarter answers, longer context, and end-to-end knowledge work (spreadsheets, slides, PDFs, etc.).
  • Homepage, company timeline, news, API, and Colossus feeds updated with the Jul 22 announcement.
  • Grok 4.5 page copy now includes the Outlook add-in alongside Word, Excel, and PowerPoint.

Careers

  • Added Technical Account Manager (Austin / Bastrop, TX).
  • Added Barista (Palo Alto, CA).
Older release← Jul 22, 22:07 UTCNewer release→ Jul 23, 18:07 UTC
All xAI Website releases →