Gemini CLI

Billy MCP by usefulapi for Gemini CLI

io.usefulapi/billy

Read Billy invoices, bills, contacts, products and postings; create contacts and draft invoices.

client:Gemini CLI transport:streamable-http tools:15

Install Billy MCP by usefulapi in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "billy": {
      "httpUrl": "https://billy.usefulapi.io/mcp"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs

What Gemini CLI can do once it is connected

Billy MCP by usefulapi in other clients

Billy MCP by usefulapi MCP server