Use Concrete Calculator with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Deterministic capability for precise concrete volume, material, and rebar calculations.
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 Concrete Calculator capability set.
These are the exact actions your AI can choose when you ask it to work with Concrete Calculator.
01-03
3 capabilities in this set.
Part of 3 available through Concrete Calculator.
- 01
Calculate rebar
Calculates the total weight and length of steel reinforcement required
- 02
Calculate volume
Determines the total required concrete volume including a waste safety margin
- 03
Estimate materials
Calculates the quantity of bags or truckloads needed, and the weight of raw materials for mixing
Observed, not estimated
795ms average. Fast in production.
Concrete Calculator is checked daily against the live service.
- Fastest day
- 673ms
- Slowest day
- 997ms
- 14-day trend
- Improving-9%
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 Concrete Calculator, so you can see the experience inside your AI.
It does not authenticate your account with Concrete Calculator. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Concrete Calculator Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_ViDEdiMdUjTNGQ7uOxckRwTrIFdAoaVhPh9m6s1C/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 — Concrete Calculator capabilities are ready to use.
{
"mcpServers": {
"concrete-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_ViDEdiMdUjTNGQ7uOxckRwTrIFdAoaVhPh9m6s1C/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 Concrete Calculator owners ask.
- 01
How does the capability handle waste?
The calculate_volume capability includes a waste factor parameter, allowing you to add a safety margin (typically 5-10%) to the theoretical volume to account for spillage or uneven surfaces.
- 02
Can I calculate materials for on-site mixing?
Yes, by using estimate_materials with the 'bagged' delivery method or by reviewing the raw material weights (cement, sand, gravel, water) provided in the output.
- 03
What foundation types are supported?
The capability supports calculations for slabs, footings, piers, and walls.
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