MCP server for the Lexware Office API — invoices, contacts, articles, and vouchers.
Connect Runs on your machine
claude mcp add lexware -e LEXWARE_API_TOKEN=<LEXWARE_API_TOKEN> -e LEXWARE_KEYRING_SERVICE=<LEXWARE_KEYRING_SERVICE> -e LEXWARE_READ_ONLY=<LEXWARE_READ_ONLY> -- npx -y @lazyants/[email protected]{
"mcpServers": {
"lexware": {
"command": "npx",
"args": [
"-y",
"@lazyants/[email protected]"
],
"env": {
"LEXWARE_API_TOKEN": "<LEXWARE_API_TOKEN>",
"LEXWARE_KEYRING_SERVICE": "<LEXWARE_KEYRING_SERVICE>",
"LEXWARE_READ_ONLY": "<LEXWARE_READ_ONLY>"
}
}
}
}{
"mcpServers": {
"lexware": {
"command": "npx",
"args": [
"-y",
"@lazyants/[email protected]"
],
"env": {
"LEXWARE_API_TOKEN": "<LEXWARE_API_TOKEN>",
"LEXWARE_KEYRING_SERVICE": "<LEXWARE_KEYRING_SERVICE>",
"LEXWARE_READ_ONLY": "<LEXWARE_READ_ONLY>"
}
}
}
}{
"servers": {
"lexware": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@lazyants/[email protected]"
],
"env": {
"LEXWARE_API_TOKEN": "<LEXWARE_API_TOKEN>",
"LEXWARE_KEYRING_SERVICE": "<LEXWARE_KEYRING_SERVICE>",
"LEXWARE_READ_ONLY": "<LEXWARE_READ_ONLY>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
LEXWARE_API_TOKENOptional, secret | Lexware Office API token; required when no token is stored in the OS keyring. |
LEXWARE_KEYRING_SERVICEOptional | OS keyring service containing the API token. |
LEXWARE_READ_ONLYOptional | Set to true or 1 to block every tool that changes Lexware data; unset, empty, false or 0 leaves it off. |
Details
| Package | @lazyants/[email protected] (NPM, stdio) |
| First published | 7 Nov 2026 |
| Last updated | 7 Nov 2026 |
| Registry name | io.github.lazyants/lexware |
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