# Callejear Germany

> Read-only German street search and context across 593,062 historical records.

- name: io.github.Habanacasta88/callejear-de
- version: 1.0.0
- connection class: R0 (autonomous)
- trust: 79/100 flags: no-repository
- quality: 89/100 (new)
- owner: not claimed
- descriptor: https://api.protogrid.dev/v1/servers/io.github.Habanacasta88%2Fcallejear-de
- tools: https://api.protogrid.dev/v1/servers/io.github.Habanacasta88%2Fcallejear-de/tools

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

## Connection (mcpServers)

```json
{
  "mcpServers": {
    "callejear-de": {
      "type": "http",
      "url": "https://callejear.de/api/mcp"
    }
  }
}
```


## Trust

- hygiene: 80
- liveness: 98
- freshness: 100
- provenance: 45
- drivers: +website +reachable +uptime-94% +updated-4d-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`: 5 of 5 tools declare readOnlyHint or destructiveHint
- pass `tools.directory_hints`: every tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
- pass `tools.token_cost`: about 764 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 4 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: 5, about 764 tokens to load them all
- tool set hash: f77ae4a02d7ad5164ca956a05f114144
- badge: [![protogrid quality](https://protogrid.dev/badge/io.github.Habanacasta88/callejear-de.svg)](https://protogrid.dev/servers/io.github.Habanacasta88/callejear-de)
- Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed.

### Tool changes

_No tool definition changes recorded._

## Remotes

- https://callejear.de/api/mcp (streamable-http, auth none, reachable true, uptime30d 0.9375)

## Packages

_none_

## Tools (5)

- `callejear_compare_streets`: Zwei bis fünf historische Straßenkontexte nebeneinander. Wegen ungeprüfter Identität und Quelldaten keine Rangfolge oder belastbare Differenzbewertung.
- `callejear_get_coverage`: Zahlen und Grenzen des historischen Katalogs aller 16 Bundesländer. Keine Garantie amtlicher Vollständigkeit, aktueller Veröffentlichung oder Indexierung.
- `callejear_get_street_context`: Partielle historische OSM-Beobachtungen im 500-m-Luftlinienradius des gespeicherten Mittelpunkts. Keine aktuelle Versorgungsgarantie. Null ist unbekannt, kein Nullbestand.
- `callejear_search_municipalities`: Gemeinde nach Namen oder historischem 12-stelligem Verwaltungsschlüssel suchen. Kein amtlich validierter 8-stelliger AGS. Gleichnamige Gemeinden nach Bundesland unterscheiden.
- `callejear_search_streets`: Textsuche innerhalb einer Gemeinde. Historische Datensatz-ID, keine Garantie einer eindeutigen realen Straße. Kataloglinks sind nicht live geprüft.