xAI updates Grok Build with Grok 4.5, skills, MCP, and plan mode
elonmusk · x · 2026-08-04
- xAI’s Grok Build gets a new update, now powered by Grok 4.5.
- The terminal coding agent supports skills, AGENTS.md, plugins, hooks, and MCP servers out of the box.
- It adds a plan mode that blocks edits until approval, plus a marketplace for sharing capabilities across teams.
- The post also highlights workflow features like /skillify, clean diffs for approved changes, and self-hostable installs from Git repos.
Related event: xAI Launches Grok Build Powered by Grok 4.5(2 posts)→
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