# ksef-mcp

> Use this tool when you need to integrate with the Polish National e-Invoice System (KSeF) for tasks such as authentication, invoice creation, and validation. It solves problems related to electronic invoicing and compliance with Polish regulations, providing 30 tools for seamless interaction. The tool accepts input such as invoice data and authentication credentials, and outputs validated invoices and system responses.

Canonical page: https://skillsregistry.net/skills/gacabartosz-ksef-mcp  
JSON: https://api.skillsregistry.net/v1/skills/gacabartosz-ksef-mcp

## Description

Enables AI assistants to interact with the Polish National e-Invoice System (KSeF) for authentication, invoice creation, validation, and retrieval via 30 tools.

## Trust

- **Trust score (0–1):** 0.69
- **Verification tier:** scanned
- **Last scanned:** 2026-08-31

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** finance
- **Updated:** 2026-08-31

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/ph85iv49az)
- **Repository:** <https://github.com/gacabartosz/ksef-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "gacabartosz-ksef-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/gacabartosz-ksef-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/gacabartosz-ksef-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt