# mastr-mcp-server

> Use this tool when you need to query and manage master data for the German energy market, solving problems related to data retrieval and integration for energy units, actors, and grid connections. It provides 21 SOAP interfaces and public tools for input, allowing for seamless data exchange and output in a standardized format. Ideal for use cases requiring access to MaStR data, such as energy market analysis, grid management, and regulatory compliance.

Canonical page: https://skillsregistry.net/skills/ulircs-mastr-mcp-server  
JSON: https://api.skillsregistry.net/v1/skills/ulircs-mastr-mcp-server

## Description

MCP server for the German energy market master data register (MaStR), enabling querying of energy units, actors, grid connections, and more via 21 SOAP and public tools.

## Trust

- **Trust score (0–1):** 0.69
- **Verification tier:** scanned
- **Last scanned:** 2026-09-01

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-09-01

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/yrwh5lliav)
- **Repository:** <https://github.com/UliRCS/mastr-mcp-server>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "ulircs-mastr-mcp-server"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/ulircs-mastr-mcp-server` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/ulircs-mastr-mcp-server/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt