
Connect Spellbook Legal AI to ChatGPT, Claude and Gemini
Set it up once and it works in ChatGPT, Claude, Cursor, and any other client you love. It all runs safely in the background, so you can relax and focus on what really matters. Draft, review, and compare legal documents with market-standard precision.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Your AI does the work. We keep it safe and sound.
No other AI tool gives you this. Your workflow runs in the client you already love, your account stays protected, and you decide what the agent can and cannot do. It is the whole reason to make the switch.
Each Connector lives inside our infrastructure, the same place where your workflow runs. The three things below are already part of it, working quietly in the background so you never have to think about them. Nothing to add, nothing to set up, nothing to worry about.

Each Connector runs inside its own sealed environment.
Each Connector runs inside its own sealed V8 runtime — no access to your files, your system, or other servers. A Connector never sees past its own request.
One switch stops every agent. Instantly.
One action deactivates every Connector, revokes every token, and ends every session at once. AI Governance keeps the record.
Spending limits that pause instead of surprise.
Every user keeps their own connections and credentials, isolated from everyone else. Anything that would cross your spending limit is held for your approval, not billed.
Three controls, built into the layer your AI connects through.
Curated set · 13 capabilities
We ship only the actions that matter.
01-04
4 capabilities in this set.
Part of 13 available through Spellbook Legal AI.
- 01
Analyze spellbook contract
This capability reviews a specific contract to find risks, missing clauses, or non-standard terms. You can run a full analysis or focus specifically on risk detection and clause checks.
- 02
Check spellbook playbook
This capability checks if a contract complies with your specific company playbook.
- 03
Compare spellbook contracts
This capability compares two different versions of a contract to highlight exactly what changed between drafts.
- 04
Draft spellbook clause
This capability generates new contract clauses based on your requirements, the desired party position, and the relevant jurisdiction.
05-07
3 capabilities in this set.
Part of 13 available through Spellbook Legal AI.
- 05
Get spellbook document
This capability retrieves detailed information about a specific contract document.
- 06
Get spellbook market comparison
This capability pulls market data to show how a specific clause compares to pro-buyer, pro-seller, and market-standard positions.
- 07
List spellbook documents
This capability lists your contract documents and allows you to filter them by status, type, or date.
08-10
3 capabilities in this set.
Part of 13 available through Spellbook Legal AI.
- 08
Search spellbook documents
This capability searches through your uploaded contract documents using keywords.
- 09
Upload spellbook document
This capability uploads a new contract file to Spellbook so your agent can begin analyzing it.
- 10
Get spellbook clause suggestions
This capability provides AI-generated clause suggestions for a specific document.
11-13
3 capabilities in this set.
Part of 13 available through Spellbook Legal AI.
- 11
Get spellbook risk assessment
This capability generates a detailed risk assessment for a contract, categorizing issues by severity.
- 12
Search spellbook clause library
This capability searches the Spellbook clause library to find standard, market-tested language.
- 13
Summarize spellbook contract
This capability creates a concise summary of a contract, focusing on key terms and obligations.
Real work
What teams actually run
Rapid Risk Assessment
Upload a new vendor agreement to immediately identify high-risk liability or indemnity issues.
Drafting Standard Clauses
Generate a pro-seller confidentiality clause for a New York jurisdiction in seconds.
Contract Version Control
Compare a redlined draft against the original to see exactly what the counterparty changed.
Compliance Auditing
Run a playbook check to ensure a new MSA doesn't deviate from your organization's standard terms.
Automate a task
Put Spellbook Legal AI to work on one thing.
Step-by-step automations your AI runs through this Connector: the workflow, the prompts to start with, and the exact capabilities behind each move.
One connector, every AI
Spellbook Legal AI works with the most popular AI clients.
These are the most popular clients, each with a step-by-step guide: one link, set up once, with governance and visibility built in. And because everything runs on the MCP standard, the same connection also works in any other compatible client — nothing to rebuild.
Claude
ChatGPT
Gemini
Perplexity
Grok
Microsoft Copilot
Cursor
VS Code
Windsurf
JetBrains
Cline
LangChain
Vercel AI SDK
Lovable
Z.ai
Raycast
Qwen Code
Kimi Code
Le ChatBuilding your own app? The connector is yours to use.
You don't need a client to put Spellbook Legal AI to work: the same hosted connection plugs into your own applications and agent code, with the same governance on every request. Build with it, chat with it — one connection for both.
Observed, not estimated
1034ms average. Fast in production.
Spellbook Legal AI is checked daily against the live service.
- Fastest day
- 842ms
- Slowest day
- 1221ms
- 14-day trend
- Stable-4%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 13 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of Spellbook Legal AI, so you can see the experience inside your AI.
It does not authenticate your account with Spellbook Legal AI. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Spellbook Legal AI Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_FmiiyaTptEncVbxTxi4SvUSYil18xAkbNZEiado3/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — Spellbook Legal AI capabilities are ready to use.
{
"mcpServers": {
"spellbook-legal-ai-mcp": {
"url": "https://edge.vinkius.com/vk_preview_FmiiyaTptEncVbxTxi4SvUSYil18xAkbNZEiado3/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
Guided setup for Claude? Set up Spellbook Legal AI in Claude and other AIs
Who it's for
Built for the work Spellbook Legal AI owners hand off.
This MCP is built for legal professionals and contract managers who need to accelerate the drafting and review cycle.
- 01
Transactional Lawyers
They use the agent to draft clauses and compare terms against market standards.
- 02
In-House Legal Teams
They use the agent to check vendor and customer contracts against company playbooks.
- 03
Contract Managers
They use the agent to track changes between versions and manage document libraries.
FAQ
Questions Spellbook Legal AI owners ask.
- 01
How do I use Spellbook with Claude or Cursor?
Once you subscribe to the MCP on Vinkius and provide your Spellbook API key, you simply connect your client to the Vinkius host. Your agent will then have access to all Spellbook capabilities automatically.
- 02
Can I check if a contract follows my company's specific rules?
Yes, you can use the check_spellbook_playbook capability to verify if a contract complies with your established company playbooks.
- 03
Does this MCP provide market standard data?
Yes, the get_spellbook_market_comparison capability allows your agent to compare your clauses against 2,000+ market precedents.
- 04
What kind of documents can I upload?
You can upload various contract types, including NDAs, MSAs, and SOWs, for analysis and management.
- 05
Can I draft clauses for specific jurisdictions?
Yes, the draft_spellbook_clause capability allows you to specify a jurisdiction, such as Delaware or New York, when generating new language.
- 06
What types of contracts can Spellbook analyze?
Spellbook can analyze a wide range of commercial contracts including NDAs, MSAs, SOWs, employment agreements, vendor agreements, customer contracts, licensing agreements, real estate contracts, and more. The AI is trained on thousands of market precedents and can identify risks, non-standard terms, and missing clauses across all common commercial contract types.
- 07
How does the market comparison feature work?
The market comparison feature compares your contract clauses against 2,000+ market precedents to show how your terms compare to market standards. It shows pro-buyer, pro-seller, and market-standard positions for each clause type, helping you understand whether your terms are favorable, aggressive, or in line with market norms.
- 08
How do I get a Spellbook API key?
Visit Spellbook.legal and sign up for an account. Navigate to Settings → Integrations or API Settings in your account dashboard to generate an API key. The key gives you access to contract analysis, clause drafting, risk detection, and market comparison features. Contact Spellbook support if you need help setting up API access.
- 09
Can Spellbook draft custom clauses for specific jurisdictions?
Yes! When drafting clauses with draft_spellbook_clause, you can specify the jurisdiction (e.g. New York, Delaware, California, UK, EU), party position (pro-buyer, pro-seller, neutral), and custom instructions. The AI generates clauses tailored to the specified jurisdiction's legal requirements and your preferred negotiating position.
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Connect Spellbook Legal AI to Claude, Cursor, ChatGPT & more
