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Grok

Lightspeed Retail (R-Series) MCP by usefulapi for Grok

io.usefulapi/lightspeed-r-series

Read Lightspeed R-Series items, stock, sales, customers and POs; create customers and set stock.

client:Grok transport:streamable-http tools:18

Install Lightspeed Retail (R-Series) MCP by usefulapi in Grok

.mcp.json (in your project root)

{
  "mcpServers": {
    "lightspeed-r-series": {
      "type": "http",
      "url": "https://lightspeed-r-series.usefulapi.io/mcp"
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

What Grok can do once it is connected

Lightspeed Retail (R-Series) MCP by usefulapi in other clients