Mcp Ksef Pl

io.github.cmendezs/mcp-ksef-pl · v0.10.1

Polish e-invoicing MCP: KSeF API v2, FA(3)/FA(2) XML, Peppol BIS 3.0, NIP/REGON validation.

Source code Set it up

Connect Runs on your machine

Terminal

claude mcp add mcp-ksef-pl -e KSEF_SESSION_TOKEN=<KSEF_SESSION_TOKEN> -e KSEF_NIP=<KSEF_NIP> -e KSEF_ENVIRONMENT=<KSEF_ENVIRONMENT> -e KSEF_TIMEOUT=<KSEF_TIMEOUT> -- uvx mcp-ksef-pl==0.10.1

claude_desktop_config.json

{
  "mcpServers": {
    "mcp-ksef-pl": {
      "command": "uvx",
      "args": [
        "mcp-ksef-pl==0.10.1"
      ],
      "env": {
        "KSEF_SESSION_TOKEN": "<KSEF_SESSION_TOKEN>",
        "KSEF_NIP": "<KSEF_NIP>",
        "KSEF_ENVIRONMENT": "<KSEF_ENVIRONMENT>",
        "KSEF_TIMEOUT": "<KSEF_TIMEOUT>"
      }
    }
  }
}

~/.cursor/mcp.json

{
  "mcpServers": {
    "mcp-ksef-pl": {
      "command": "uvx",
      "args": [
        "mcp-ksef-pl==0.10.1"
      ],
      "env": {
        "KSEF_SESSION_TOKEN": "<KSEF_SESSION_TOKEN>",
        "KSEF_NIP": "<KSEF_NIP>",
        "KSEF_ENVIRONMENT": "<KSEF_ENVIRONMENT>",
        "KSEF_TIMEOUT": "<KSEF_TIMEOUT>"
      }
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "mcp-ksef-pl": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "mcp-ksef-pl==0.10.1"
      ],
      "env": {
        "KSEF_SESSION_TOKEN": "<KSEF_SESSION_TOKEN>",
        "KSEF_NIP": "<KSEF_NIP>",
        "KSEF_ENVIRONMENT": "<KSEF_ENVIRONMENT>",
        "KSEF_TIMEOUT": "<KSEF_TIMEOUT>"
      }
    }
  }
}

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
`KSEF_SESSION_TOKEN` Optional	KSeF v2 AccessToken obtained via the challenge/redeem auth flow. Required for submit_invoice_to_ksef.
`KSEF_NIP` Optional	NIP (Polish tax identifier, 10 digits) of the entity submitting invoices.
`KSEF_ENVIRONMENT` Optional	Target KSeF environment: 'production' or 'test' (default: test).
`KSEF_TIMEOUT` Optional	HTTP request timeout in seconds (default: 30).

Details

Package	`[email protected]` (PYPI, stdio)
First published	12 Sep 2026
Last updated	12 Sep 2026
Registry name	`io.github.cmendezs/mcp-ksef-pl`

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Live status

Local install

Installed and run on your own machine, so there is no public endpoint to check.

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