# io.github.ContentWriterco/ceny-nieruchomosci-mcp (npm · ceny-nieruchomosci-mcp)

Polish real-estate deed prices and parcel checks: zoning plan, utilities, flood risk

- Trust score: 74/100 (medium)
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-10-24

## Components

- remote · `ceny.compabase.com`: 70/100, [markdown](https://verifymcp.io/servers/contentwriterco-ceny-nieruchomosci-mcp/ceny.md), [page](https://verifymcp.io/servers/contentwriterco-ceny-nieruchomosci-mcp/ceny)
- npm · `ceny-nieruchomosci-mcp`: 74/100 (this document), [markdown](https://verifymcp.io/servers/contentwriterco-ceny-nieruchomosci-mcp/ceny-nieruchomosci-mcp.md), [page](https://verifymcp.io/servers/contentwriterco-ceny-nieruchomosci-mcp/ceny-nieruchomosci-mcp)

## Channel facts

- Registry: `npm`
- Package: `ceny-nieruchomosci-mcp`
- Version: `0.2.2`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-10-24.

- **Supply Chain Security**: 81/100
  - No malware found by supply-chain analysis.
  - CVE check failed: a known high-severity CVE affects zod 3.25.76, a direct dependency. A fixed version is available.
  - No install/post-install scripts declared.
  - 30 of 93 dependencies flagged as unhealthy.
- **Provenance & Transparency**: 97/100
  - Source repository is publicly reachable at the declared URL.
  - Cryptographically verified build provenance (signed, bound to ContentWriterco/ceny-nieruchomosci-mcp).
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 0 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 60/100
  - AI-judged instruction clarity (good).
  - Context-footprint check failed: tool/resource definitions use about 881 tokens (~220/item across 4 items; 4 tools + 0 resources), over budget; trim descriptions and params.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 10/100
  - Stability observed for 3 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 100/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 100% of tool parameters carry a description.
- **Tool Safety**: 100/100
  - No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.
  - We read all 4 captured tool definition(s), and no name or description among them implies an irreversible operation.
  - An AI judge read all 5 captured unit(s) of tool text and found none that tries to manipulate the model reading it.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### How do I install the io.github.ContentWriterco/ceny-nieruchomosci-mcp server?

io.github.ContentWriterco/ceny-nieruchomosci-mcp runs locally as an npm package, launched with npx -y ceny-nieruchomosci-mcp. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.

### Claude

```bash
claude mcp add contentwriterco-ceny-nieruchomosci-mcp -- npx -y ceny-nieruchomosci-mcp
```

### Cursor

```json
{
  "mcpServers": {
    "contentwriterco-ceny-nieruchomosci-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "ceny-nieruchomosci-mcp"
      ]
    }
  }
}
```

### VS Code

```json
{
  "servers": {
    "contentwriterco-ceny-nieruchomosci-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "ceny-nieruchomosci-mcp"
      ]
    }
  }
}
```

### Codex

```bash
codex mcp add contentwriterco-ceny-nieruchomosci-mcp -- npx -y ceny-nieruchomosci-mcp
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "contentwriterco-ceny-nieruchomosci-mcp": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "ceny-nieruchomosci-mcp"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add contentwriterco-ceny-nieruchomosci-mcp --command npx --arg -y --arg ceny-nieruchomosci-mcp
```

### Hermes

```yaml
mcp_servers:
  contentwriterco-ceny-nieruchomosci-mcp:
    command: "npx"
    args: ["-y", "ceny-nieruchomosci-mcp"]
```

### Netclaw

```json
{
  "McpServers": {
    "contentwriterco-ceny-nieruchomosci-mcp": {
      "Transport": "stdio",
      "Command": "npx",
      "Arguments": [
        "-y",
        "ceny-nieruchomosci-mcp"
      ]
    }
  }
}
```

### Vellum

```bash
assistant mcp add contentwriterco-ceny-nieruchomosci-mcp -t stdio -c npx -a -y ceny-nieruchomosci-mcp
```

### Other

```json
{
  "mcpServers": {
    "contentwriterco-ceny-nieruchomosci-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "ceny-nieruchomosci-mcp"
      ]
    }
  }
}
```

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-10-24 (score 74, +21)

- [security regression] CVE-2023-54404 affects this package: high
- [security regression] Known CVEs: unverified → fail
- [security improvement] Malware scan: unverified → pass
- [functional improvement] Dependency health: unverified → 0.85

### 2026-10-23 (score 53, −10)

- [security regression] Known CVEs: pass → unverified
- [security improvement] Malware scan: unverified → pass
- [functional regression] Dependency health: 0.85 → unverified
- [functional] Package version: 0.2.0 → 0.2.2
- [functional] Package version: 0.2.0 → 0.2.1

### 2026-10-22 (score 63, +10)

- [security improvement] Malware scan: unverified → pass
- [security improvement] Provenance: fail → pass
- [security] The attested source repository moved: ContentWriterco/ceny-nieruchomosci-mcp
- [functional regression] Schema quality: 170 → 220
- [functional improvement] Stability: unverified → 0.03
- [functional] Package version: 0.1.0 → 0.2.0

### 2026-10-21 (score 53)

First indexed and scored.

## MCP tools (4)

### `property_prices` (~277 tokens)

Real-estate transaction prices (Poland)

Actual sale prices of flats, houses or building plots near a place in Poland, from notarial deeds (official Rejestr Cen Nieruchomości). Returns median price per m², interquartile range, typical total price and area, breakdown by rooms, yearly trend and recent transactions. place: address "Poznań, Garbary 10", street "Kraków, Długa", town "Swarzędz" or "lat,lon".

Input parameters:

- `examples` (integer): How many recent transactions to list (default 8)
- `kind` (string): flat = mieszkanie (default), house = dom, plot = działka niezabudowana
- `market` (string): primary = od dewelopera, secondary = rynek wtórny (when recorded)
- `max_area` (number): Maximum area m²
- `min_area` (number): Minimum area m²
- `months` (integer): Look back this many months (default 24)
- `place` (string, required): Address, street, town or 'lat,lon' in Poland
- `radius_m` (integer): Search radius in metres (default 500 for flats, 1500 for houses/plots)
- `rooms` (integer): Only flats with this many rooms (5 = 5+)

### `parcel_report` (~230 tokens)

Parcel check (Poland): zoning, utilities, flood, protection, prices

Everything public about one land parcel (działka) in Poland: parcel id, area and land-use class from the land register (EGiB), local zoning plan (MPZP) and zoning symbol, utility networks on or near the plot (water, sewer, gas, power, heat, telecom – GESUT), flood hazard (ISOK maps), nature protection areas (GDOŚ) and plot prices nearby (RCN). query: parcel id "302109_4.0001.100", "obręb number" like "Bnin 100" or "obręb Bnin działka 100 gmina Kórnik", an address "Kórnik, Poznańska 1" (the parcel under the address point) or "lat,lon".

Input parameters:

- `commune` (string): Gmina / powiat name to pick the right parcel when 'obręb number' matches several
- `prices` (boolean): Include plot prices nearby (default true)
- `query` (string, required): Parcel id, 'obręb number', address or 'lat,lon'

### `find_address` (~60 tokens)

Find an address (Poland)

Resolve a Polish address, street or town to coordinates using the official address register (GUGiK). Useful to check which place property_prices will use.

Input parameters:

- `query` (string, required): e.g. 'Gdańsk, Długa 5'

### `data_sources` (~19 tokens)

Data sources

Where the data comes from, licence and caveats.

## Diagnostics

Captured diagnostic sections: Provenance, Vulnerabilities, Dependencies. The full working is on the page: https://verifymcp.io/servers/contentwriterco-ceny-nieruchomosci-mcp/ceny-nieruchomosci-mcp#diagnostics

## Score history

- 2026-10-24: 74
- 2026-10-23: 53
- 2026-10-22: 63
- 2026-10-21: 53

## Common questions

### What is the io.github.ContentWriterco/ceny-nieruchomosci-mcp server?

io.github.ContentWriterco/ceny-nieruchomosci-mcp is listed in the public MCP registry as io.github.ContentWriterco/ceny-nieruchomosci-mcp. Polish real-estate deed prices and parcel checks: zoning plan, utilities, flood risk. This page covers its npm package (ceny-nieruchomosci-mcp).

### Is the io.github.ContentWriterco/ceny-nieruchomosci-mcp server safe to use?

io.github.ContentWriterco/ceny-nieruchomosci-mcp scores 74 out of 100 on VerifyMCP. We recorded 1 known advisory against it as of 24 October 2026. It declares no install or post-install scripts. Its build provenance is signed and verified. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.

### What tools does the io.github.ContentWriterco/ceny-nieruchomosci-mcp server expose?

io.github.ContentWriterco/ceny-nieruchomosci-mcp exposes 4 tools: property_prices, parcel_report, find_address, data_sources. Their descriptions and schemas cost roughly 586 tokens of context every time the server is loaded.

### Is the io.github.ContentWriterco/ceny-nieruchomosci-mcp server still maintained?

io.github.ContentWriterco/ceny-nieruchomosci-mcp is still listed as active in the MCP registry. We last reached this channel on 24 October 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.

### What licence is the io.github.ContentWriterco/ceny-nieruchomosci-mcp server under?

io.github.ContentWriterco/ceny-nieruchomosci-mcp declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.

## Links

- npm package: https://www.npmjs.com/package/ceny-nieruchomosci-mcp
- Socket report: https://socket.dev/npm/package/ceny-nieruchomosci-mcp
- Repository: https://github.com/ContentWriterco/ceny-nieruchomosci-mcp
- Changelog RSS feed: https://verifymcp.io/servers/contentwriterco-ceny-nieruchomosci-mcp/ceny-nieruchomosci-mcp.xml
- Changelog JSON feed: https://verifymcp.io/servers/contentwriterco-ceny-nieruchomosci-mcp/ceny-nieruchomosci-mcp.json
- HTML version of this page: https://verifymcp.io/servers/contentwriterco-ceny-nieruchomosci-mcp/ceny-nieruchomosci-mcp