Bring Spatial Reasoning
to Cursor
Learn how to connect Geometry Calculator to Cursor and start using 3 AI agent tools in minutes. Fully managed, enterprise secure, and ready to use without writing a single line of code.
GDPR Free for SubscribersCompatible with every major AI agent and IDE
Gemini
What is the Geometry Calculator MCP Server?
Spatial reasoning and geometric calculations are frequent stumbling blocks for Large Language Models. The Geometry Calculator MCP Server provides your AI with a deterministic engine to solve complex spatial problems instantly.
The Superpowers
- Exact Dimensions: Flawlessly calculate 2D areas (circles, rectangles, triangles) and 3D volumes (spheres, cubes, cylinders, prisms).
- Spatial Distances: Compute exact Euclidean distances across 2D planes or 3D Cartesian space instantly.
- Absolute Privacy (Local): Never send sensitive architectural or engineering coordinates over the internet. Calculations happen 100% locally.
- Zero Hallucination: Replaces LLM probabilistic guessing with absolute mathematical certainty.
Built-in capabilities (3)
For circle: {"radius": x}. For rectangle: {"width": x, "height": y}. For triangle: {"base": x, "height": y}. Calculates the exact area of 2D shapes (circle, rectangle, triangle)
Sphere: {"radius": x}. Cube: {"side": x}. Cylinder: {"radius": x, "height": y}. Prism: {"width": x, "height": y, "depth": z}. Calculates the exact volume of 3D shapes (sphere, cube, cylinder, prism)
2D example: {"x": 0, "y": 0}. 3D example: {"x": 1, "y": 2, "z": 3}. Calculates the Euclidean distance between two points in 2D or 3D space
Why Cursor?
Cursor's Agent mode turns Geometry Calculator into an in-editor superpower. Ask Cursor to generate code using live data from Geometry Calculator and it fetches, processes, and writes. all in a single agentic loop. 3 tools appear alongside file editing and terminal access, creating a unified development environment grounded in real-time information.
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Agent mode turns Cursor into an autonomous coding assistant that can read files, run commands, and call MCP tools without switching context
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Cursor's Composer feature can generate entire files using real-time data fetched through MCP. no copy-pasting from external dashboards
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MCP tools appear alongside built-in tools like file reading and terminal access, creating a unified agentic environment
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VS Code extension compatibility means your existing workflow, keybindings, and extensions all work alongside MCP tools
Geometry Calculator in Cursor
Geometry Calculator and 4,000+ other MCP servers. One platform. One governance layer.
Teams that connect Geometry Calculator to Cursor 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 Geometry Calculator in Cursor
The Geometry Calculator 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 3 tools execute in hardened sandboxes optimized for native MCP execution.
Your AI agents in Cursor 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
Geometry Calculator for Cursor
Every tool call from Cursor to the Geometry Calculator MCP Server is protected by DLP redaction, cryptographic audit chains, V8 sandbox isolation, kill switch, and financial circuit breakers.
Frequently asked questions
Does it support 3D spatial distances?
Yes! The calculate_distance tool supports both 2D (x,y) and 3D (x,y,z) coordinates, calculating the exact Euclidean distance between any two points.
Why use this instead of an LLM prompt?
LLMs predict text; they do not natively compute math. When calculating volumes (like Pi * r^2 * h), LLMs often generate subtly incorrect approximations. This MCP engine guarantees 100% architectural precision.
Does this require internet access?
No. The entire engine runs strictly local in your local environment, ensuring that proprietary architectural layouts or sensitive geospatial coordinates never leave your machine.
What is Agent mode and why does it matter for MCP?
Agent mode is Cursor's autonomous execution mode where the AI can perform multi-step tasks: reading files, editing code, running terminal commands, and calling MCP tools. Without Agent mode, Cursor operates in a simpler ask-and-answer mode that doesn't support tool calling. Always ensure you're in Agent mode when working with MCP servers.
Where does Cursor store MCP configuration?
Cursor looks for MCP server configurations in a mcp.json file. You can configure servers at the project level (.cursor/mcp.json in your project root) or globally (~/.cursor/mcp.json). Project-level configs take precedence.
Can Cursor use MCP tools in inline edits?
No. MCP tools are only available in Agent mode through the chat panel. Inline completions and Tab suggestions do not trigger MCP tool calls. This is by design. tool calls require user visibility and approval.
How do I verify MCP tools are loaded?
Open Settings → Features → MCP and look for your server name. A green indicator means the server is connected. You can also check Agent mode's available tools by clicking the tools dropdown in the chat panel.
Tools not appearing in Cursor
Ensure you are in Agent mode (not Ask mode). MCP tools only work in Agent mode.
Server shows as disconnected
Check Settings → Features → MCP and verify the server status. Try clicking the refresh button.
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