# io.github.bamwor-dev/bamwor-mcp-server (npm · bamwor-mcp-server)

World geographic data for AI agents: 261 countries, 5.2M cities, rankings, and 9 indexes.

- Trust score: 70/100 (medium)
- Change this week: +24
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-08-03

## Components

- npm · `bamwor-mcp-server`: 70/100 (this document), [markdown](https://verifymcp.io/servers/bamwor-dev-bamwor-mcp-server/bamwor-mcp-server.md), [page](https://verifymcp.io/servers/bamwor-dev-bamwor-mcp-server/bamwor-mcp-server)

## Channel facts

- Registry: `npm`
- Package: `bamwor-mcp-server`
- 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 2026-08-03.

- **Supply Chain Security**: 87/100
  - No malware found by supply-chain analysis.
  - Only part of the dependency tree could be resolved (95 of 99), so this covers what we could see, not the whole tree.
  - No install/post-install scripts declared.
  - Only part of the dependency tree could be resolved (95 of 99), so this covers what we could see, not the whole tree.
- **Provenance & Transparency**: 45/100
  - Source repository is publicly reachable at the declared URL.
  - Provenance check failed: no build-provenance attestation is published.
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 125 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 77/100
  - AI-judged instruction clarity (excellent).
  - Tool/resource definitions use about 746 tokens (~93/item across 8 items; 8 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 27/100
  - Stability observed for 8 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.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### Claude

```bash
claude mcp add bamwor-dev-bamwor-mcp-server -- npx -y bamwor-mcp-server
```

### Codex

```bash
codex mcp add bamwor-dev-bamwor-mcp-server -- npx -y bamwor-mcp-server
```

### opencode

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

### OpenClaw

```bash
openclaw mcp add bamwor-dev-bamwor-mcp-server --command npx --arg -y --arg bamwor-mcp-server
```

### Hermes

```yaml
mcp_servers:
  bamwor-dev-bamwor-mcp-server:
    command: "npx"
    args: ["-y", "bamwor-mcp-server"]
```

### Other

```json
{
  "mcpServers": {
    "bamwor-dev-bamwor-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "bamwor-mcp-server"
      ]
    }
  }
}
```

## 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.

### 2026-08-03 (score 70, +1)

No change was recorded against any check on this day. Stability & Change Management went from 23 to 27. That category is still filling its 30-day observation window: 7 days of observed history at the previous scan, 8 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-08-02 (score 69, +48)

- [security regression] Provenance: unverified → fail
- [security improvement] Install scripts: unverified → pass
- [security improvement] Known CVEs: unverified → partial
- [security improvement] Malware scan: unverified → pass
- [functional improvement] Schema quality: unverified → excellent
- [functional improvement] License: unverified → pass
- [functional improvement] Dependency health: unverified → partial
- [functional improvement] Maintenance: unverified → pass
- [functional improvement] MCP protocol: unverified → pass
- [functional improvement] Stability: unverified → 0.23
- [functional] Licence: MIT

### 2026-07-31 (score 21, −25)

- [functional] We updated how we score, so this day's move reflects our rubric, not a change to the server

### 2026-07-30 (score 46, +22)

- [functional improvement] Tool coverage: unverified → 100

### 2026-07-28 (score 24, −22)

- [functional regression] Tool coverage: 100 → unverified
- [functional] First check of Schema quality: unverified

### 2026-07-27 (score 46)

First indexed and scored.

## MCP tools (8)

### `get_country` (~74 tokens)

Get detailed data about a country by name, slug, or ISO code. Returns population, area, capital, region, coordinates, and 20+ statistics.

Input parameters:

- `query` (string, required): Country name (e.g. "Brazil"), slug (e.g. "brazil"), or ISO code (e.g. "BR")

### `search_countries` (~69 tokens)

Search for countries by name or keyword, with optional region filter. Returns a list of matching countries with basic data.

Input parameters:

- `limit` (number): Maximum results to return (1-50, default 25)
- `query` (string, required): Search term (country name, partial name, or keyword)

### `search_cities` (~73 tokens)

Search for cities worldwide by name. Returns matching cities from a database of 13.4M cities with population and country.

Input parameters:

- `limit` (number): Maximum results to return (1-50, default 20)
- `query` (string, required): City name or partial name to search for (min 2 characters)

### `list_cities_by_country` (~133 tokens)

List cities in a specific country, sorted by population or name. Supports minimum population filter. Covers 13.4M cities globally.

Input parameters:

- `country` (string, required): Country name or slug (e.g. "brazil", "Japan", "united-states")
- `limit` (number): Maximum results to return (1-50, default 25)
- `min_population` (number): Minimum population filter (e.g. 1000000 for cities above 1M)
- `sort` (string): Sort order: "population" (default, descending) or "name" (ascending)

### `compare_countries` (~82 tokens)

Compare two countries side by side across all available metrics: population, area, GDP, HDI, life expectancy, and more.

Input parameters:

- `country_a` (string, required): First country name or slug (e.g. "brazil", "Japan")
- `country_b` (string, required): Second country name or slug (e.g. "argentina", "South Korea")

### `get_rankings` (~152 tokens)

Get country rankings by metric. Available: population, area, gdp, hdi, life-expectancy, and 9 Bamwor indices (ibeu, ibcp, ibda, ibcx, ibee, ibfm, ibdi, ibed, ibsa). Omit metric to list all.

Input parameters:

- `countries_only` (boolean): Filter to sovereign countries only, excluding World/EU/territories (default true)
- `limit` (number): Maximum results to return (1-50, default 10)
- `metric` (string): Ranking metric slug (e.g. "population", "gdp", "hdi", "ibeu"). Omit to list all available metrics.

### `get_city` (~68 tokens)

Get detailed information about a specific city by its GeoNames ID. Returns coordinates, population, elevation, timezone, province, and country.

Input parameters:

- `city_id` (integer, required): The GeoNames ID of the city (e.g. 1850147 for Tokyo, 3435910 for Buenos Aires)

### `get_nearby_cities` (~95 tokens)

Find cities near a specific city using PostGIS radius search. Returns nearby cities with distance in kilometers.

Input parameters:

- `city_id` (integer, required): GeoNames ID of the reference city (e.g. 1850147 for Tokyo)
- `limit` (number): Maximum results to return (1-50, default 10)
- `radius` (number): Search radius in kilometers (1-200, default 50)

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/bamwor-dev-bamwor-mcp-server/bamwor-mcp-server#diagnostics

## Score history

- 2026-08-03: 70
- 2026-08-02: 69
- 2026-08-01: 21
- 2026-07-31: 21
- 2026-07-30: 46
- 2026-07-28: 24
- 2026-07-27: 46

## Links

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