Grok Build

SpaceXAI's Grok 4.5 title card
SpaceXAI Launches Grok 4.5 as the Default in Grok Build
AI
On July 16, 2026, SpaceXAI launched Grok 4.5 and made it the default model in Grok Build.
Official product graphic from the Grok Build launch
Grok Build's Early Beta Puts a Coding Agent in the Terminal
AI
On May 25, 2026, xAI opened an early beta of Grok Build, a coding agent that runs in the terminal.