Datos.gob.es (Catálogo Nacional) MCP Server for LangChainGive LangChain instant access to 22 tools to Get Country Spain, Get Dataset, Get Province, and more

Name: Datos.gob.es (Catálogo Nacional)
Price: 29 USD
Availability: InStock
Rating: 4.9 (1 reviews)
Author: Vinkius

GDPR Free for Subscribers

LangChain is the leading Python framework for composable LLM applications. Connect Datos.gob.es (Catálogo Nacional) through Vinkius and LangChain agents can call every tool natively. combine them with retrievers, memory, and output parsers for sophisticated AI pipelines.

Ask AI about this MCP Server for LangChain

Open in ChatGPT Open in Claude Open in Perplexity

The Datos.gob.es (Catálogo Nacional) MCP Server for LangChain is a standout in the Knowledge Management category — giving your AI agent 22 tools to work with, ready to go from day one.

Built for AI Agents by Vinkius

Vinkius delivers Streamable HTTP and SSE to any MCP client

Claude

ChatGPT

Cursor

Gemini

Windsurf

VS Code

JetBrains

Vercel

+ other MCP clients

python

import asyncio
from langchain_mcp_adapters.client import MultiServerMCPClient
from langchain_openai import ChatOpenAI
from langgraph.prebuilt import create_react_agent

async def main():
    # Your Vinkius token. get it at cloud.vinkius.com
    async with MultiServerMCPClient({
        "datosgobes-catalogo-nacional": {
            "transport": "streamable_http",
            "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
        }
    }) as client:
        tools = client.get_tools()
        agent = create_react_agent(
            ChatOpenAI(model="gpt-4o"),
            tools,
        )
        response = await agent.ainvoke({
            "messages": [{
                "role": "user",
                "content": "Using Datos.gob.es (Catálogo Nacional), show me what tools are available.",
            }]
        })
        print(response["messages"][-1].content)

asyncio.run(main())

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* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About Datos.gob.es (Catálogo Nacional) MCP Server

Connect to the official Datos.gob.es API to explore Spain's vast repository of public sector information. This MCP server allows AI agents to query, filter, and analyze thousands of datasets from national, regional, and local administrations.

LangChain's ecosystem of 500+ components combines seamlessly with Datos.gob.es (Catálogo Nacional) through native MCP adapters. Connect 22 tools via Vinkius and use ReAct agents, Plan-and-Execute strategies, or custom agent architectures. with LangSmith tracing giving full visibility into every tool call, latency, and token cost.

What you can do

Dataset Discovery — Search for specific datasets by title or browse the entire catalog with advanced pagination and sorting.
Advanced Filtering — Narrow down results by publisher ID, specific themes (e.g., health, economy), or file formats like CSV, JSON, and RDF.
Geographic Analysis — Filter data by spatial scope, including provinces, regions, or specific administrative levels.
Metadata Inspection — Retrieve detailed metadata for any dataset, including its distributions, update frequency, and issuing body.
Public Sector Mapping — List and inspect public sector organizations, provinces, and regions involved in the open data ecosystem.

The Datos.gob.es (Catálogo Nacional) MCP Server exposes 22 tools through the Vinkius. Connect it to LangChain in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

All 22 Datos.gob.es (Catálogo Nacional) tools available for LangChain

When LangChain connects to Datos.gob.es (Catálogo Nacional) through Vinkius, your AI agent gets direct access to every tool listed below — spanning open-data, spain, public-sector, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.

get

Get country spain on Datos.gob.es (Catálogo Nacional)

Get country-level information for Spain

get

Get dataset on Datos.gob.es (Catálogo Nacional)

Get a specific dataset by its URI identifier

get

Get province on Datos.gob.es (Catálogo Nacional)

g., Madrid). Get a specific province by ID

get

Get public sector on Datos.gob.es (Catálogo Nacional)

g., comercio). Get a specific primary sector by ID

get

Get region on Datos.gob.es (Catálogo Nacional)

g., Comunidad-Madrid). Get a specific Autonomous Community (Region) by ID

list

List datasets on Datos.gob.es (Catálogo Nacional)

gob.es catalog. Get all datasets from the catalog

list

List datasets by date on Datos.gob.es (Catálogo Nacional)

Filter datasets by modification date range

list

List datasets by format on Datos.gob.es (Catálogo Nacional)

g., csv). Filter datasets by format

list

List datasets by keyword on Datos.gob.es (Catálogo Nacional)

Filter datasets by keyword

list

List datasets by publisher on Datos.gob.es (Catálogo Nacional)

g., A16003011). Filter datasets by publisher ID

list

List datasets by spatial on Datos.gob.es (Catálogo Nacional)

g., word1=Autonomia, word2=Pais-Vasco). Filter datasets by geographic scope

list

List datasets by theme on Datos.gob.es (Catálogo Nacional)

g., hacienda). Filter datasets by theme/category

list

List distributions on Datos.gob.es (Catálogo Nacional)

Get all data distributions

list

List distributions by dataset on Datos.gob.es (Catálogo Nacional)

Get distributions by dataset ID

list

List distributions by format on Datos.gob.es (Catálogo Nacional)

g., csv). Filter distributions by format

list

List provinces on Datos.gob.es (Catálogo Nacional)

Get all provinces

list

List public sectors on Datos.gob.es (Catálogo Nacional)

Get the taxonomy of primary sectors

list

List publishers on Datos.gob.es (Catálogo Nacional)

Get all publishers in the catalog

list

List regions on Datos.gob.es (Catálogo Nacional)

Get all Autonomous Communities (Regions)

list

List spatial options on Datos.gob.es (Catálogo Nacional)

Get all geographic coverage options

list

List themes on Datos.gob.es (Catálogo Nacional)

Get all categories/themes

Search datasets by title on Datos.gob.es (Catálogo Nacional)

Search datasets by title

Connect Datos.gob.es (Catálogo Nacional) to LangChain via MCP

Follow these steps to wire Datos.gob.es (Catálogo Nacional) into LangChain. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.

Install dependencies

Run pip install langchain langchain-mcp-adapters langgraph langchain-openai

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token

Run the agent

Save the code and run python agent.py

Explore tools

The agent discovers 22 tools from Datos.gob.es (Catálogo Nacional) via MCP

Why Use LangChain with the Datos.gob.es (Catálogo Nacional) MCP Server

LangChain provides unique advantages when paired with Datos.gob.es (Catálogo Nacional) through the Model Context Protocol.

The largest ecosystem of integrations, chains, and agents. combine Datos.gob.es (Catálogo Nacional) MCP tools with 500+ LangChain components

Agent architecture supports ReAct, Plan-and-Execute, and custom strategies with full MCP tool access at every step

LangSmith tracing gives you complete visibility into tool calls, latencies, and token usage for production debugging

Memory and conversation persistence let agents maintain context across Datos.gob.es (Catálogo Nacional) queries for multi-turn workflows

Datos.gob.es (Catálogo Nacional) + LangChain Use Cases

Practical scenarios where LangChain combined with the Datos.gob.es (Catálogo Nacional) MCP Server delivers measurable value.

RAG with live data: combine Datos.gob.es (Catálogo Nacional) tool results with vector store retrievals for answers grounded in both real-time and historical data

Autonomous research agents: LangChain agents query Datos.gob.es (Catálogo Nacional), synthesize findings, and generate comprehensive research reports

Multi-tool orchestration: chain Datos.gob.es (Catálogo Nacional) tools with web scrapers, databases, and calculators in a single agent run

Production monitoring: use LangSmith to trace every Datos.gob.es (Catálogo Nacional) tool call, measure latency, and optimize your agent's performance

Example Prompts for Datos.gob.es (Catálogo Nacional) in LangChain

Ready-to-use prompts you can give your LangChain agent to start working with Datos.gob.es (Catálogo Nacional) immediately.

"Search for datasets related to 'transporte' in the Spanish open data catalog."

"List all datasets that are available in CSV format."

"Show me the themes or categories available in the Datos.gob.es catalog."

Troubleshooting Datos.gob.es (Catálogo Nacional) MCP Server with LangChain

Common issues when connecting Datos.gob.es (Catálogo Nacional) to LangChain through Vinkius, and how to resolve them.

MultiServerMCPClient not found

Install: pip install langchain-mcp-adapters

Datos.gob.es (Catálogo Nacional) + LangChain FAQ

Common questions about integrating Datos.gob.es (Catálogo Nacional) MCP Server with LangChain.

How does LangChain connect to MCP servers?

Use langchain-mcp-adapters to create an MCP client. LangChain discovers all tools and wraps them as native LangChain tools compatible with any agent type.

Which LangChain agent types work with MCP?

All agent types including ReAct, OpenAI Functions, and custom agents work with MCP tools. The tools appear as standard LangChain tools after the adapter wraps them.