Grok Build 1.0.18 Ships: Blocks Disallowed MCP Servers, Adds Chart.js Interactive Charts
mark_k · x · 2026-09-04
xAI released Grok @build 1.0.18. Key changes:
- Managed policy now blocks disallowed MCP servers and marketplace installs before anything is written
- Models can render interactive charts with Chart.js
- Image generation supports richer parameters via composer state
- Rate-limit retry behavior is configurable per model
- Per-model mTLS certificates for secure upstream connections
- Faster startup and first responses, more work moved to background
- Numerous session, subagent, auth, composer, and UI fixes
Related event: xAI ships Grok Build updates with tighter MCP controls(2 posts)→
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