Vinkius

OpenLaws MCP for AI Agents. Track every law, state by state.

OpenLaws gives you centralized access to all US federal and state law—statutes, regulations, case law, and constitutions. Stop jumping between government websites; use your AI agent to search across 50 states simultaneously, validate citations, and track legislative changes in one chat window.

OpenLaws MCP is compatible with Claude Claude
OpenLaws MCP is compatible with ChatGPT ChatGPT
OpenLaws MCP is compatible with Cursor Cursor
OpenLaws MCP is compatible with Gemini Gemini
OpenLaws MCP is compatible with Windsurf Windsurf
OpenLaws MCP is compatible with VS Code VS Code
OpenLaws MCP is compatible with JetBrains JetBrains
OpenLaws MCP is compatible with Vercel Vercel
See Vinkius in Action

Give Claude and any AI agent real-world access

Search across US law

You can query statutes, regulations, and constitutional provisions for keywords across all 50 states or limit the search to specific jurisdictions.

Validate legal citations

The tool confirms if a citation is correctly formatted and finds its original government source document.

Track legislative changes

You retrieve historical versions of laws or compare the differences between two specific legislative sessions using redline comparisons.

Retrieve full legal texts

Once a search finds a relevant law, you pull the complete text—be it a statute, case opinion, or regulation—for review.

Identify available jurisdictions

You list all 50 states and federal areas so you can scope your research to exactly where you need it.

Waiting for input…

AI Agent
OpenLaws

What AI agents can do with OpenLaws: 14 Tools for Legal Operations

Use these tools to perform specific legal operations, from searching millions of case opinions to validating obscure federal statutory citations.

Make your AI actually useful.

Add this MCP to Claude, Cursor, or Windsurf and your AI stops guessing. It gets real tools to look things up, take action, and handle the stuff you keep doing by hand.

Start using OpenLaws MCP

Get Caselaw Opinion

Retrieves the full text, court details, and parties for a specific case law opinion ID.

Get Constitution

Pulls the rich text content and amendment history for a specific constitutional...

Get Jurisdiction

Provides detailed information about any specific legal jurisdiction available in the...

Get Recent Updates

Lists new or changed laws across jurisdictions, useful for immediate compliance...

Get Redline Comparison

Generates a comparison showing exactly what text changed between two versions of a...

Get Regulation

Retrieves the complete content, citations, and context for a specific state or federal regulation ID.

Get Statute History

Shows how a federal statute has changed over time by retrieving its legislative history and amendments.

Get Statute

Pulls the complete, detailed text of a specific statute ID, including effective...

List Jurisdictions

Returns a list of every available legal jurisdiction (states, federal areas) so you...

Search Caselaw

Searches for case law opinions using keywords across millions of records, filtered...

Search Constitutions

Searches the US Constitution and all 50 state constitutions simultaneously using a...

Search Regulations

Queries federal or state codes for regulations based on keywords, allowing you to scope by jurisdiction.

Search Statutes

Searches all 50 states and the federal code for statutes using a keyword, with optional jurisdictional filtering.

Validate Citation

Checks if a given legal citation is correctly formatted and finds its authoritative...

Security and governance baked right in.

Pick your AI client below to get set up. Just create a Vinkius account, subscribe, and you're instantly up and running. We handle the entire backend infrastructure, delivering out-of-the-box support for HTTPS Streamable, SSE, and OAuth2—zero messy routing required.

OpenLaws MCP is compatible with Claude

Claude AI

1

Open Claude Settings

Go to claude.ai, click your profile icon, then navigate to Customize → Connectors.

2

Add Custom Connector

Click the "+" button and select Add custom connector. Paste your Vinkius endpoint URL:

https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

Replace [YOUR_TOKEN_HERE] with your token from cloud.vinkius.com. For OAuth-protected servers, expand Advanced settings to add credentials.

3

Start a conversation

Open a new chat. The OpenLaws integration is available immediately — no restart needed.

Choose How to Get Started

Build a custom MCP for your own tools, or connect a ready-made integration from our catalog.

Build Your Own

Turn any API into an MCP. Import a spec, define Agent Skills, or deploy with MCPFusion.

  • Import from OpenAPI, Swagger, or YAML specs
  • Create Agent Skills with progressive disclosure
  • Deploy to edge with MCPFusion framework
  • Built in DLP, auth, and compliance on each call
  • Real time usage dashboard and cost metering
  • Publish to catalog or keep private
Start building

Make Your AI Do More

Start with OpenLaws, then connect any of our 5,200+ other servers whenever your AI needs more. One click, no limits.

  • Use this MCP plus 5,200+ others, all in one place
  • Add new capabilities to your AI anytime you want
  • Connections are secured and governed automatically
  • Track usage and costs across all your servers
  • Works with Claude, ChatGPT, Cursor, and more
  • New servers added to the catalog weekly
OpenLaws MCP server cover

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by OpenLaws. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

VINKIUS INFRASTRUCTURE

Cloud Hosted

Managed infra

V8 Isolated

Sandboxed per request

Zero-Trust Proxy

No stored credentials

DLP Enforced

Policy on each call

GDPR Compliant

EU data residency

Token Compression

~60% cost reduction

Your data is protected. See how we built it.

Legal research used to be a nightmare of tabs. Solved with Vinkius AI Gateway

Today, finding one piece of comprehensive legal information means navigating through dozens of government websites. You open a tab for state statutes, another for federal regulations, and then maybe a third for case law—all while manually cross-referencing citation formats to ensure nothing is missed. It's time-consuming, tedious, and you always feel like you're missing the crucial detail from an obscure corner of a government site.

With this MCP, that process disappears. You ask your agent about 'data privacy' across all 50 states. The system pulls statutes using `search_statutes`, finds regulations via `search_regulations`, and even checks for relevant case law with one prompt. You get a synthesized answer backed by authoritative data, not links to fifty different bookmarks.

OpenLaws MCP gives you the certainty of validated legal texts.

You no longer have to copy-paste citations and hope they're correct. Using `validate_citation` immediately tells you if a citation is malformed or if the source document has been superseded, giving instant confidence in your data.

It changes everything: instead of spending days confirming legal validity across multiple databases, you get verifiable facts in minutes. It’s precision legal research delivered directly to your conversation.

What your AI can actually do with this

Researching law shouldn't feel like an archaeological dig through fragmented government websites. This MCP connects your natural conversation directly to a massive database of validated legal texts. Need to know what changed regarding data privacy across twelve different state codes? Just ask. Your agent searches federal statutes, state regulations, and case opinions instantly.

It’s more than just search; you can validate citations against official sources or track how a piece of legislation has evolved over decades by generating redline comparisons. If your workflow already uses Vinkius for other services, adding OpenLaws means keeping all your legal data operations in one place. You get to treat your AI client like a dedicated research partner—a compliance analyst that never sleeps.

Built · Hosted · Managed by Vinkius OpenLaws MCP - US Legal Research & Citation Validation
Server ID 019d75e9-9d5b-727c-9e7f-c3256c447d1c
Vinkius Inspector
Compliance Grade A+
Score 98.33/100
Vinkius Inspector Badge — Score 98.33/100

Questions you might have

How does OpenLaws MCP handle state-specific regulations? +

The search_regulations tool allows you to filter queries by specific jurisdictions. You can target the Code of Federal Regulations (CFR) or narrow your search to a single state's entire body of law.

Can I use OpenLaws MCP to find historical changes in federal laws? +

Yes, you use get_statute_history and get_redline_comparison. These tools show exactly how a statute has changed over time, allowing you to see the legislative impact between specific years.

What if I have multiple jurisdictions? Can OpenLaws MCP search them all? +

The search_statutes and search_regulations tools support searching across all 50 states simultaneously, which is ideal for multi-state compliance checks.

Is the data in OpenLaws MCP up to date? +

Yes. The platform includes a function, get_recent_updates, specifically designed to monitor and retrieve the latest legislative changes across various jurisdictions for compliance tracking.

Does OpenLaws MCP work with my custom legal documents? +

The MCP provides validated external data. You can use this structured output—like a list of statutes from search_statutes—to feed into your own RAG pipelines or internal knowledge bases.