
Connect Cycling Gear Ratio Utility 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. Get exact drivetrain math for any cycling setup.
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 · 4 capabilities
We ship only the actions that matter.
01-04
4 capabilities in this set.
Part of 4 available through Cycling Gear Ratio.
- 01
Compare gears
This capability compares two different gear combinations. It tells you which setup is harder or easier to pedal.
- 02
Get cadence speed multiplier
This capability calculates the multiplier between your pedal rotation and your wheel rotation. It uses cadence to find your wheel RPM.
- 03
Get gear range
This capability determines the total mechanical advantage range within a specific cassette or gear setup.
- 04
Get gear ratio
This capability calculates the exact gear ratio for a single front and rear gear combination.
Real work
What teams actually run
New Bike Builds
Use the agent to check if a new cassette provides the gear range you need.
Training Simulations
Calculate wheel RPM from target cadences to model speed and effort.
Component Upgrades
Compare your current gear setup against a new one to see the change in difficulty.
App Development
Integrate these capabilities into an AI-powered cycling assistant.
One connector, every AI
Cycling Gear Ratio 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 Cycling Gear Ratio 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
858ms average. Fast in production.
Cycling Gear Ratio is checked daily against the live service.
- Fastest day
- 840ms
- Slowest day
- 986ms
- 14-day trend
- Improving-13%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 4 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 Cycling Gear Ratio, so you can see the experience inside your AI.
It does not authenticate your account with Cycling Gear Ratio. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Cycling Gear Ratio Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_FO2iUjl7nXZW2OsaxOQPcLYg0RSBIFeTkIuN4j5z/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 — Cycling Gear Ratio capabilities are ready to use.
{
"mcpServers": {
"cycling-gear-ratio-utility-mcp": {
"url": "https://edge.vinkius.com/vk_preview_FO2iUjl7nXZW2OsaxOQPcLYg0RSBIFeTkIuN4j5z/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 Cycling Gear Ratio in Claude and other AIs
Who it's for
Built for the work Cycling Gear Ratio owners hand off.
This is for anyone building or using AI agents to handle technical cycling data.
- 01
Cycling App Developers
They hand off the drivetrain math to the agent to power user-facing features.
- 02
Bike Mechanics
They use the agent to quickly verify gear compatibility and range for customers.
- 03
Data Analysts
They use the agent to process drivetrain specifications for performance modeling.
FAQ
Questions Cycling Gear Ratio owners ask.
- 01
What can this MCP calculate?
It calculates gear ratios, gear ranges, and the relationship between cadence and wheel RPM.
- 02
Can I compare two different bikes?
Yes, you can use the comparison capability to see which gear setup is harder or easier.
- 03
How does it handle cadence?
It uses a multiplier to turn your pedal cadence into wheel rotations.
- 04
Do I need to host this myself?
No, Vinkius hosts the MCP so it is ready to use immediately after you connect.
- 05
Which AI clients work with this?
Any MCP-compatible client like Claude, Cursor, or Windsurf can use these capabilities.
- 06
How do I calculate a single gear ratio?
You can use the get_gear_ratio capability by providing the number of teeth on your front chainring and your rear cog.
- 07
Can I compare two different gear setups?
Yes, the compare_gears capability allows you to compare two combinations to see which is harder or easier.
- 08
How does cadence affect my wheel speed?
The get_cadence_speed_multiplier capability calculates the rear wheel RPM by multiplying your gear ratio by your pedal cadence.
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Connect Cycling Gear Ratio to Claude, Cursor, ChatGPT & more
