Compatible with every major AI agent and IDE
What is the BOE (Boletín Oficial del Estado) MCP Server?
Connect to the Boletín Oficial del Estado (BOE) Open Data service to navigate the Spanish legal system through natural conversation. This server provides comprehensive access to official gazettes and updated laws.
What you can do
- Consolidated Legislation — Search for the latest updated versions of Spanish laws and regulations using
search_consolidated_legislation - Daily Summaries — Retrieve the full index of documents published in the BOE or BORME (Mercantile Registry) for any specific date
- Legal Analysis — Access detailed metadata, European Legislation Identifiers (ELI), and relations between different legal norms
- Full Text Access — Fetch the complete text of laws or specific blocks (articles/sections) to analyze legal requirements
- Structural Indexing — Understand the hierarchy of a law by listing its internal blocks and sections
How it works
- Subscribe to this server
- Enable the connection (Public Open Data access)
- Start querying Spanish legislation from Claude, Cursor, or any MCP-compatible client
Who is this for?
- Legal Professionals — quickly find specific articles or check the latest updates to consolidated codes without manual searching
- Compliance Officers — monitor daily publications in the BOE and BORME to ensure regulatory alignment
- Researchers & Citizens — explore the Spanish legal framework and historical gazette records through an intuitive AI interface
Built-in capabilities (17)
Get daily summary of the BOE
Get daily summary of the BORME
ID format: BOE-A-YYYY-NUMBER. Get consolidated legislation by ID
Get legal analysis for consolidated legislation
g., a specific article). Get specific block of consolidated legislation
Get ELI metadata for consolidated legislation
Get metadata for consolidated legislation
Get full text of consolidated legislation
) structuring the latest version. Get text index of consolidated legislation
List auxiliary consolidation states
). List auxiliary issuing departments
List auxiliary posterior legal relations
List auxiliary previous legal relations
). List auxiliary legal ranks
List auxiliary scopes
List auxiliary subjects/topics
Search consolidated legislation
Why CrewAI?
When paired with CrewAI, BOE (Boletín Oficial del Estado) becomes a first-class tool in your multi-agent workflows. Each agent in the crew can call BOE (Boletín Oficial del Estado) tools autonomously, one agent queries data, another analyzes results, a third compiles reports, all orchestrated through Vinkius with zero configuration overhead.
- —
Multi-agent collaboration lets you decompose complex workflows into specialized roles, one agent researches, another analyzes, a third generates reports, each with access to MCP tools
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CrewAI's native MCP integration requires zero adapter code: pass Vinkius Edge URL directly in the
mcpsparameter and agents auto-discover every available tool at runtime - —
Built-in task delegation and shared memory mean agents can pass context between steps without manual state management, enabling multi-hop reasoning across tool calls
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Sequential and hierarchical crew patterns map naturally to real-world workflows: enumerate subdomains → analyze DNS history → check WHOIS records → compile findings into actionable reports
BOE (Boletín Oficial del Estado) in CrewAI
BOE (Boletín Oficial del Estado) and 4,000+ other MCP servers. One platform. One governance layer.
Teams that connect BOE (Boletín Oficial del Estado) to CrewAI through Vinkius don't need to source, host, or maintain individual MCP servers. Every tool call runs inside a hardened runtime with credential isolation, DLP, and a signed audit chain.
Raw MCP | Vinkius | |
|---|---|---|
| Server catalog | Find and host yourself | 4,000+ managed |
| Infrastructure | Self-hosted | Sandboxed V8 isolates |
| Credential handling | Plaintext in config | Vault + runtime injection |
| Data loss prevention | None | Configurable DLP policies |
| Kill switch | None | Global instant shutdown |
| Financial circuit breakers | None | Per-server limits + alerts |
| Audit trail | None | Ed25519 signed logs |
| SIEM log streaming | None | Splunk, Datadog, Webhook |
| Honeytokens | None | Canary alerts on leak |
| Custom domains | Not applicable | DNS challenge verified |
| GDPR compliance | Manual effort | Automated purge + export |
Why teams choose Vinkius for BOE (Boletín Oficial del Estado) in CrewAI
The BOE (Boletín Oficial del Estado) 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. All 17 tools execute in hardened sandboxes optimized for native MCP execution.
Your AI agents in CrewAI only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure, zero maintenance.

* 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
How Vinkius secures
BOE (Boletín Oficial del Estado) for CrewAI
Every tool call from CrewAI to the BOE (Boletín Oficial del Estado) MCP Server is protected by DLP redaction, cryptographic audit chains, V8 sandbox isolation, kill switch, and financial circuit breakers.
Frequently asked questions
How can I see all the laws and decrees published in the BOE on a specific date?
Use the get_boe_summary tool by providing the date in YYYYMMDD format. The agent will return the full index of documents and sections published on that day.
Can I search for the most recent version of a specific law like the Civil Code?
Yes! You can use search_consolidated_legislation with a query like 'Código Civil' to find the latest updated version, or use get_legislation_text if you already have the ID (e.g., BOE-A-1889-4763).
Is it possible to retrieve only a specific article of a law instead of the whole text?
Absolutely. First, use get_legislation_text_index to find the block ID for the article you need, then use get_legislation_block to fetch only that specific content.
How does CrewAI discover and connect to MCP tools?
CrewAI connects to MCP servers lazily. when the crew starts, each agent resolves its MCP URLs and fetches the tool catalog via the standard tools/list method. This means tools are always fresh and reflect the server's current capabilities. No tool schemas need to be hardcoded.
Can different agents in the same crew use different MCP servers?
Yes. Each agent has its own mcps list, so you can assign specific servers to specific roles. For example, a reconnaissance agent might use a domain intelligence server while an analysis agent uses a vulnerability database server.
What happens when an MCP tool call fails during a crew run?
CrewAI wraps tool failures as context for the agent. The LLM receives the error message and can decide to retry with different parameters, fall back to a different tool, or mark the task as partially complete. This resilience is critical for production workflows.
Can CrewAI agents call multiple MCP tools in parallel?
CrewAI agents execute tool calls sequentially within a single reasoning step. However, you can run multiple agents in parallel using process=Process.parallel, each calling different MCP tools concurrently. This is ideal for workflows where separate data sources need to be queried simultaneously.
Can I run CrewAI crews on a schedule (cron)?
Yes. CrewAI crews are standard Python scripts, so you can invoke them via cron, Airflow, Celery, or any task scheduler. The crew.kickoff() method runs synchronously by default, making it straightforward to integrate into existing pipelines.
MCP tools not discovered
Ensure the Edge URL is correct. CrewAI connects lazily when the crew starts. check console output.
Agent not using tools
Make the task description specific. Instead of "do something", say "Use the available tools to list contacts".
Timeout errors
CrewAI has a 10s connection timeout by default. Ensure your network can reach the Edge URL.
Rate limiting or 429 errors
Vinkius enforces per-token rate limits. Check your subscription tier and request quota in the dashboard. Upgrade if you need higher throughput.
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