# Opendata.cat MCP Server

> Opendata.cat MCP Server — opendata-cat-mcp-server. Use this tool when you need to access and integrate public open data from Catalonia into your AI language models, such as Claude, ChatGPT, or Gemini, to solve problems related to data-driven decision making, research, and transparency. It connects models to public datasets, allowing for metadata exploration and real-time data querying from sources like the Generalitat, Ajuntament de Barcelona, and Diputacio de Barcelona. This server enables AI agents to leverage Catalonia's open data ecosystem, promoting transparency and standardization.

Canonical page: https://skillsregistry.net/skills/opendata-cat-mcp-server  
JSON: https://api.skillsregistry.net/v1/skills/opendata-cat-mcp-server

## Description

Servidor [MCP](https://modelcontextprotocol.io/) (Model Context Protocol) que connecta els models de llenguatge (Claude, ChatGPT, Gemini...) amb les **dades obertes publiques de Catalunya**. Cerca datasets, explora metadades i consulta dades reals de la Generalitat, l'Ajuntament de Barcelona i la Diputacio de Barcelona directament des del teu assistent d'IA.

Un projecte de [xaviviro](https://xaviviro.com) i d'**[opendata.cat](https://opendata.cat)** — associacio sense anim de lucre fundada el 2012 que promou la transparencia, la difusio i l'estandarditzacio de les dades obertes a Catalunya. Inspirat en el projecte [datagouv-mcp](https://github.com/datagouv/datagouv-mcp) del govern frances.

## Trust

- **Trust score (0–1):** 0.30
- **Verification tier:** unverified
- **Last scanned:** 2026-08-23

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** version-control
- **Updated:** 2026-08-23

## Source

- **Source listing:** [Smithery](https://smithery.ai/server/opendata-cat/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": "opendata-cat-mcp-server"
    }
  }
}
```

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