xAI Wires Grok Into GitHub, Microsoft 365 and Notion — and Makes It Read Claude's Skill Files

Over the course of May 2026, xAI turned Grok from a chatbot into something closer to a work hub by rolling out Connectors across web, iOS and Android. A first wave on May 6 linked Grok to GitHub, Notion, Linear, Google Workspace and Microsoft 365 — pulling in Gmail, Drive, Docs and Sheets on one side and SharePoint, Outlook, OneDrive and Teams on the other. A May 22 expansion added Vercel, Canva, Gamma and S&P Global, alongside first-party hooks into X and xAI's own Grokipedia.

The most strategically interesting piece is the "bring your own MCP" option. Grok can be pointed at any Model Context Protocol server a team has already stood up for Anthropic's Claude or for Cursor, and that server simply shows up alongside the first-party connectors. MCP — the open tool-and-data standard Anthropic published in late 2024 — has become the lingua franca for wiring models to external systems, and Grok is choosing to speak it rather than invent an alternative.

That same import-don't-reinvent instinct defines Grok Skills, the reusable capability packs xAI shipped in the same window. Skills are plain .zip, .skill and .md bundles that follow Anthropic's conventions — and Grok reads Claude Code setups with, in xAI's words, "zero configuration needed." It automatically picks up CLAUDE.md, CLAUDE.local.md and .claude/rules/ files next to its own native .grok/ directory, so a repo already tuned for Claude works in Grok untouched.

Taken together with the Grok Build coding CLI xAI launched the same month, Connectors and Skills round out a developer platform that arrived almost fully formed in a single spring. The bet is pointed: by reading Claude's instruction files and any existing MCP server out of the box, xAI is trying to make Grok a low-friction swap for the large base of developers already standardized on Anthropic's ecosystem — importing the network effects instead of fighting them.