
Connect Garman-Klass Volatility Calculator to your AI
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. Get precise intraday volatility estimates from OHLC price data.
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 · 3 capabilities
We ship only the actions that matter.
01-03
3 capabilities in this set.
Part of 3 available through Garman-Klass Volatility Calculator.
- 01
Calculate gk volatility
This capability computes the primary Garman-Klass volatility metric using your provided price data arrays.
- 02
Compare volatility methods
Use this to run a comparative analysis between Garman-Klass, Parkinson, and Close-to-Close volatility estimators.
- 03
Get volatility percentile
This capability determines how extreme current Garman-Klass volatility is relative to a historical distribution.
Real work
What teams actually run
Risk Monitoring
An agent checks if current volatility levels are statistically extreme compared to recent history.
Model Validation
A user compares Garman-Klass results against Close-to-Close metrics to validate a model.
Automated Quant Research
An AI client processes large sets of OHLC data to estimate volatility for new assets.
Market Regime Detection
The agent uses volatility percentiles to identify shifts in market turbulence.
One connector, every AI
Garman-Klass Volatility Calculator 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 Garman-Klass Volatility Calculator 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
850ms average. Fast in production.
Garman-Klass Volatility Calculator is checked daily against the live service.
- Fastest day
- 709ms
- Slowest day
- 1017ms
- 14-day trend
- Improving-12%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 3 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 Garman-Klass Volatility Calculator, so you can see the experience inside your AI.
It does not authenticate your account with Garman-Klass Volatility Calculator. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Garman-Klass Volatility Calculator Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_HhDeXzHewwxkUE53x5VMfdGnsiRGZyjMQzMiZZQi/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 — Garman-Klass Volatility Calculator capabilities are ready to use.
{
"mcpServers": {
"garman-klass-volatility-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_HhDeXzHewwxkUE53x5VMfdGnsiRGZyjMQzMiZZQi/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 Garman-Klass Volatility Calculator in Claude and other AIs
Who it's for
Built for the work Garman-Klass Volatility Calculator owners hand off.
This MCP is designed for professionals working in quantitative finance and risk management.
- 01
Quantitative Analysts
They hand off OHLC price arrays to the agent to generate volatility metrics for models.
- 02
Risk Managers
They use the percentile capability to monitor for extreme market turbulence.
- 03
Algorithmic Traders
They use comparative volatility analysis to refine their execution strategies.
FAQ
Questions Garman-Klass Volatility Calculator owners ask.
- 01
How is Garman-Klass different from Parkinson volatility?
Garman-Klass is more efficient because it incorporates intraday price direction rather than just high and low prices.
- 02
What data do I need to provide to calculate volatility?
You need to provide arrays containing the Open, High, Low, and Close (OHLC) prices.
- 03
Can I use this with Claude or Cursor?
Yes, you can connect this MCP to any MCP-compatible client like Claude, Cursor, or Windsurf.
- 04
How do I know if market volatility is an outlier?
You can use the get_volatility_percentile capability to see how current volatility compares to historical distributions.
- 05
Does Vinkius host the MCP?
Yes, Vinkius hosts and manages the MCP so it is ready to use immediately upon connection.
- 06
How is Garman-Klass volatility different from Parkinson volatility?
Garman-Klass is more efficient because it uses all four OHLC prices, whereas Parkinson only uses the High and Low prices.
- 07
Can I compare different volatility models?
Yes, you can use the compare_volatility_methods capability to compare Garman-Klass, Parkinson, and Close-to-Close volatility simultaneously.
- 08
How do I identify extreme volatility events?
You can use get_volatility_percentile to find the percentile rank of the current volatility against historical data.
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Connect Garman-Klass Volatility Calculator to Claude, Cursor, ChatGPT & more
