Invoice Simple MCP Server and API by Cotlet for Grok
dev.cotlet/invoice-simple
Invoice Simple small business invoicing MCP server: create invoice, send invoice, create estimate.
client:Grok
transport:streamable-http
Install Invoice Simple MCP Server and API by Cotlet in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"invoice-simple": {
"type": "http",
"url": "https://cotlet.dev/mcp/v1/invoice-simple/connect"
}
}
}
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