Use ATR-Calculator with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Calculate Average True Range and classify market volatility.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
Waiting for input…
Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 3 capabilities
The complete ATR-Calculator capability set.
These are the exact actions your AI can choose when you ask it to work with ATR-Calculator.
01-03
3 capabilities in this set.
Part of 3 available through ATR-Calculator.
- 01
Calculate atr
Calculates the Average True Range and volatility classification for a given set of price data
- 02
Get volatility thresholds
Retrieves the historical percentile boundaries used to classify volatility levels
- 03
Validate price data
Ensures that price arrays are mathematically sound and ready for technical analysis
Observed, not estimated
822ms average. Fast in production.
ATR-Calculator is checked daily against the live service.
- Fastest day
- 659ms
- Slowest day
- 1102ms
- 14-day trend
- Slowing+17%
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 ATR-Calculator, so you can see the experience inside your AI.
It does not authenticate your account with ATR-Calculator. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
ATR-Calculator Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_OKkGwiAWn6aKP42VAcraydGwCL77425DZ1piduYN/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 — ATR-Calculator capabilities are ready to use.
{
"mcpServers": {
"atr-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_OKkGwiAWn6aKP42VAcraydGwCL77425DZ1piduYN/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
FAQ
Questions ATR-Calculator owners ask.
- 01
What is the difference between the smoothing methods?
The server supports Wilder's smoothing (the traditional method), Simple Moving Average (SMA), and Exponential Moving Average (EMA).
- 02
How is volatility classified?
Volatility is classified as low, medium, or high based on where the current ATR percentage sits within the historical distribution of the provided data.
- 03
Can I validate my price data before calculating ATR?
Yes, you can use the validate_price_data capability to check if your high, low, and close price arrays are consistent and valid.
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