
Connect Rainwater Harvesting Estimator to ChatGPT and Claude
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. Turn roof area and rainfall data into water savings.
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.
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 Rainwater Harvesting Estimator.
- 01
Calculate harvest volume
This capability estimates the total liters of water you can collect in a single month.
- 02
Calculate savings estimate
Use this to determine the actual financial impact of harvesting rainwater on your utility bills.
- 03
Get monthly rainfall
This capability retrieves average monthly rainfall for supported cities like London or New York.
Real work
What teams actually run
Residential Planning
Calculate if a rainwater tank will pay for itself based on your local water rates.
Sustainability Audits
Estimate the environmental impact of a building's water catchment potential.
Cost-Benefit Analysis
Compare municipal water costs against the savings from a harvesting system.
Urban Planning
Use historical rainfall data to model water availability in specific cities.
One connector, every AI
Rainwater Harvesting Estimator 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 Rainwater Harvesting Estimator 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
754ms average. Fast in production.
Rainwater Harvesting Estimator is checked daily against the live service.
- Fastest day
- 528ms
- Slowest day
- 955ms
- 14-day trend
- Stable+1%
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 Rainwater Harvesting Estimator, so you can see the experience inside your AI.
It does not authenticate your account with Rainwater Harvesting Estimator. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Rainwater Harvesting Estimator Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_FydQmfu0PjymlKTjJgMqaJpweN6HdwT9fFPDNtSb/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 — Rainwater Harvesting Estimator capabilities are ready to use.
{
"mcpServers": {
"rainwater-harvesting-estimator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_FydQmfu0PjymlKTjJgMqaJpweN6HdwT9fFPDNtSb/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 Rainwater Harvesting Estimator in Claude and other AIs
Who it's for
Built for the work Rainwater Harvesting Estimator owners hand off.
This MCP is built for anyone planning sustainable water systems or analyzing utility costs.
- 01
Sustainability Consultants
They hand off rainfall and volume calculations to their AI to build client reports.
- 02
Homeowners
They use the capability to see if a rainwater tank is worth the investment.
- 03
Civil Engineers
They use the data to estimate water catchment potential for new developments.
FAQ
Questions Rainwater Harvesting Estimator owners ask.
- 01
Which cities are supported for rainfall data?
The capability supports major cities like London and New York for retrieving monthly rainfall averages.
- 02
How does the capability calculate savings?
It applies different utility tariff tiers to the estimated volume of water you collect.
- 03
Can I use this with Claude?
Yes, you can connect this MCP to any MCP-compatible client like Claude, Cursor, or Windsurf.
- 04
What information do I need to estimate volume?
You need to provide the roof area and the local monthly rainfall data.
- 05
Do I need to host this myself?
No, Vinkius hosts and manages the MCP for you. You just connect and use it.
- 06
How does the volume calculation work?
The calculate_harvest_volume capability multiplies your roof area by the average monthly rainfall for your city and then applies an efficiency factor based on whether your system is rated as low, medium, or high efficiency.
- 07
Can I estimate financial savings?
Yes, by using the calculate_savings_estimate capability, you can input the volume of water you expect to harvest and your local utility's tariff tier (residential, premium, or industrial) to see the estimated monetary savings.
- 08
Which cities are supported?
The system currently supports major global cities such as London and New York. You can use get_monthly_rainfall to check if your specific city is available in the database.
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Connect Rainwater Harvesting Estimator to Claude, Cursor, ChatGPT & more
