# UK Data: Maths and working days

> Safe maths and statistics, and UK working-day arithmetic using official bank holidays

- name: uk.co.reliness/maths-dates
- version: 1.4.0
- connection class: R0 (autonomous)
- trust: 82/100 flags: no-repository
- quality: 89/100 (new)
- owner: not claimed
- descriptor: https://api.protogrid.dev/v1/servers/uk.co.reliness%2Fmaths-dates
- tools: https://api.protogrid.dev/v1/servers/uk.co.reliness%2Fmaths-dates/tools

**An agent can connect right now, no human step.** Remote endpoint, no authentication, reachable on the last probe.

## Connection (mcpServers)

```json
{
  "mcpServers": {
    "maths-dates": {
      "type": "http",
      "url": "https://ukdata.reliness.co.uk/mcp/maths-dates",
      "headers": {
        "Authorization": "Bearer ${MATHS_DATES_TOKEN}"
      }
    }
  }
}
```

Placeholders to fill: `${MATHS_DATES_TOKEN}`.

## Trust

- hygiene: 80
- liveness: 97
- freshness: 100
- provenance: 55
- drivers: +dns-namespace +website +reachable +uptime-92% +updated-3d-ago -no-repository
- Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed.

## Quality 89/100 (new)

### protocol: 75 (weight 25)

- warn `protocol.modern`: newest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
- n/a `protocol.stateless`: only applies to 2026-07-28 servers
- pass `protocol.transport`: streamable HTTP
- n/a `protocol.list_ttl`: only applies to 2026-07-28 servers

### authorization: n/a (weight 15)

- n/a `auth.prm`, `auth.as_metadata`, `auth.cimd`: no remote uses OAuth
- n/a `auth.secret_in_url`: no templated URL

### tool hygiene: 100 (weight 30)

- pass `tools.descriptions`: every tool has a description
- pass `tools.description_length`: descriptions are concise
- pass `tools.schemas`: every tool has an object input schema
- pass `tools.annotations`: 2 of 2 tools declare readOnlyHint or destructiveHint
- pass `tools.directory_hints`: every tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
- pass `tools.token_cost`: about 281 tokens to load every tool
- pass `tools.api_dump`: tools are not a one-to-one API dump

### stability: n/a (weight 15)

- n/a `stability.changes`, `stability.rug_pull`: tool history recorded for 3 of the 7 days needed

### dependencies: n/a (weight 15)

- n/a `deps.known_vulns`, `deps.mcp_sdk_version`, `deps.resolvable`: no npm or PyPI package

- tools: 2, about 281 tokens to load them all
- tool set hash: 908d4d9f9890df5ea3d7db60f33c2019
- tools last changed: 2026-11-04T17:06:57.941Z
- badge: [![protogrid quality](https://protogrid.dev/badge/uk.co.reliness/maths-dates.svg)](https://protogrid.dev/servers/uk.co.reliness/maths-dates)
- Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed.

### Tool changes

- 2026-11-04 `working_days` changed (annotations)
- 2026-11-04 `calculate` changed (annotations)

Full history: https://api.protogrid.dev/v1/servers/uk.co.reliness%2Fmaths-dates/changes

## Remotes

- https://ukdata.reliness.co.uk/mcp/maths-dates (streamable-http, auth none, reachable true, uptime30d 0.9230769)

## Packages

_none_

## Tools (2)

- `calculate`: Evaluate an expression (+ - * / ^ %, sqrt, ln, log, round, min, max, pi) or summary statistics of a list of numbers. (cost: 1 credit)
- `working_days`: UK working days between two dates, or the date N working days after/before a date, skipping weekends and bank holidays. (cost: 1 credit)