Kio Orzeczenia MCP
MCP server (Model Context Protocol) for the case law of the Krajowa Izba Odwolawcza (KIO) (National Appeals Chamber) at the Urzad Zamowien Publicznych (Public Procurement Office) - the public database orzeczenia.uzp.gov.pl. It runs locally over stdio via the published package.
People who work with case law, kio and legal and want it reachable from Claude, Cursor, VS Code, or another MCP client. The project is written in Python.
VERIFIED ACTIVE
LAST COMMIT 2026-08-24 · ★ 2 · #373 OF 945 MAINTAINED OTHER · VERIFIED 2026-09-18
Apache-2.0 · Python servers · how we verify → /methodology
01 · Install Kio Orzeczenia MCP
before you install - you'll need
Set KIO_MCP_RATE_LIMIT, KIO_MCP_CACHE_DIR before connecting.
Claude Code
claude mcp add matematicsolutions-kio-orzeczenia-mcp -- uvx kio-orzeczenia-mcp Claude Desktop / Cursor / VS Code - add to config
{
"mcpServers": {
"matematicsolutions-kio-orzeczenia-mcp": {
"command": "uvx",
"args": [
"kio-orzeczenia-mcp"
]
}
}
} Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.
Using another client? Same JSON, different key
Claude Desktop · mcpServers
Cursor · mcpServers
VS Code · servers
Windsurf · mcpServers
Zed · context_servers
Cline · mcpServers
Roo Code · mcpServers
Continue · mcpServers
LibreChat · mcpServers
Gemini CLI · mcpServers
Codex CLI · mcp_servers
Full setup guides: every client.
02 · Evidence
Security posture
What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.
runs as local process (stdio) - runs on your machine with your user's permissions
license Apache-2.0 - declared in the repository
pypi package kio-orzeczenia-mcp - check the name against the project README before installing (PyPI has no namespace ownership)
registry namespace io.github.matematicsolutions is GitHub-verified and matches the repo owner
03 · What Kio Orzeczenia MCP can do
Prose above is summarized from the project's README and registry record - no invented capabilities.
Limitations (from the README)
1. Mapping signature -> internal_id requires a search - if you query by signature, we make +1 req 2. Server-side PZP article filter is dictionary-based - Art matches entries of the UZP provisions dictionary, so the format matters ("art. 226 ust. 1 pkt 5", not "226"); on a miss we fall back to a phrase search, which is broader and needs verification 3. PDF not fetched - only a link to the UZP page (product decision) 4
Latest releases
v0.2.0 · 2026-05-25
Drugi Python MCP MateMatic z pelnym kanonem (po sejm-eli-mcp v0.2.0). Pattern z dograh-hq/dograh v1.31.0 (BSD-2). Backward-compatible. · Added · INSTRUCTIONS pelne procedural orchestration (5 tooli, twarde…
v0.1.0 · 2026-05-25
Pierwsza wersja POC serwera MCP dla publicznej bazy orzeczen Krajowej Izby Odwolawczej (orzeczenia.uzp.gov.pl). · Tooly (5) · kio_search - wyszukiwanie po slowach kluczowych, sygnaturze, dacie, typie orzeczenia…
04 · Who maintains Kio Orzeczenia MCP
kio-orzeczenia-mcp is maintained by matematicsolutions. We track 44 MCP servers from matematicsolutions - 44 actively maintained, 22 combined GitHub stars, oldest repo from May 2026. Full record: all servers from matematicsolutions.
- sg-eli-mcp MCP server for Singapore Statutes Online: browse, fetch, and cite Singapore Acts. ★ 3
- de-eli-mcp German law MCP: legislation (NeuRIS), case law (RII, Open Legal Data), Bundestag DIP documents. ★ 2
- mcp-saos MCP server for Polish court judgments via the SAOS API with verifiable citations. ★ 2
- fr-eli-mcp MCP server for French Legifrance (PISTE): legislation and case law with citations and ECLI. ★ 2
05 · Facts
- category
- other - ranked #373 of 945 actively-maintained other servers as of 2026-09-18.
- registry
- io.github.matematicsolutions/kio-orzeczenia-mcp (active, first published 2026-07-04 · 8 versions)
- packages
- pypi:kio-orzeczenia-mcp
06 · Kio Orzeczenia MCP FAQ
What is Kio Orzeczenia MCP?
MCP server (Model Context Protocol) for the case law of the Krajowa Izba Odwolawcza (KIO) (National Appeals Chamber) at the Urzad Zamowien Publicznych (Public Procurement Office) - the public database orzeczenia.uzp.gov.pl. It runs locally over stdio via the published package.
Is Kio Orzeczenia MCP still maintained?
Yes - as of 2026-09-18, its last commit was 2026-08-24. We re-verify nightly.
How do I install Kio Orzeczenia MCP?
Run `uvx kio-orzeczenia-mcp`. The README documents 2 environment variables (KIO_MCP_RATE_LIMIT, KIO_MCP_CACHE_DIR) to set first. Set KIO_MCP_RATE_LIMIT, KIO_MCP_CACHE_DIR before connecting. You can also paste the ready-made client config above.
Does Kio Orzeczenia MCP run locally?
Yes - it's a stdio server: it runs on your machine (via uvx) with your user's permissions. Your data stays local unless the server itself calls external APIs.
07 · Alternatives to Kio Orzeczenia MCP
Alternatives to Kio Orzeczenia MCP
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