Grok Build v1.0.46/47: MCP reliability, context sync and large-workspace speedups

XFreeze · x · 2026-10-02

xAI shipped two consecutive updates to its coding tool Grok Build focused on reliability and performance.

v1.0.47: UI model list and context window now sync instantly on agent model switches; the Goal panel opens correctly even mid-workflow; login errors wrap properly in narrow terminals; sessions in repos with .envrc start faster.

v1.0.46 (aimed at MCP-heavy setups and large workspaces): MCP server sources reported correctly, client rules survive system-prompt rebuilds, permission rules work through symlinked paths, context counts update immediately after compaction, smarter terminal video handling, plus filesystem optimizations avoiding expensive subtree scans and faster skill-directory loading.

Related event: xAI's Grok Build Ships Back-to-Back Updates for Reliability(2 posts)→

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