Bulgarian accounting platform nula.bg: invoices, bills, OCR, customers, inventory and banking.
Connect Runs on your machine
claude mcp add nulabg-mcp -e NULA_API_KEY=<NULA_API_KEY> -e NULA_READ_ONLY=<NULA_READ_ONLY> -e NULA_PROFILES=<NULA_PROFILES> -- npx -y [email protected]{
"mcpServers": {
"nulabg-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"NULA_API_KEY": "<NULA_API_KEY>",
"NULA_READ_ONLY": "<NULA_READ_ONLY>",
"NULA_PROFILES": "<NULA_PROFILES>"
}
}
}
}{
"mcpServers": {
"nulabg-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"NULA_API_KEY": "<NULA_API_KEY>",
"NULA_READ_ONLY": "<NULA_READ_ONLY>",
"NULA_PROFILES": "<NULA_PROFILES>"
}
}
}
}{
"servers": {
"nulabg-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"NULA_API_KEY": "<NULA_API_KEY>",
"NULA_READ_ONLY": "<NULA_READ_ONLY>",
"NULA_PROFILES": "<NULA_PROFILES>"
}
}
}
}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 |
|---|---|
NULA_API_KEYRequired, secret | nula.bg API key |
NULA_READ_ONLYOptional | Read-only by default (true). Set to false to allow creating, editing, e-mailing and deleting documents |
NULA_PROFILESOptional, secret | Optional JSON {"alias":"api-key"} for several companies |
Details
| Package | [email protected] (NPM, stdio) |
| Package | https://github.com/encorp-io/nulabg-mcp/releases/download/v0.1.0/[email protected] (MCPB, stdio) |
| First published | 26 Sep 2026 |
| Last updated | 26 Sep 2026 |
| Registry name | io.github.encorp-io/nulabg-mcp |
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