
Connect XP Curve Calculator to ChatGPT, Claude and Gemini
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. Build balanced progression systems for your RPG without manual math.
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 XP Curve Calculator.
- 01
Analyze level gap
This capability estimates the specific XP and time requirements needed to move between two levels.
- 02
Calculate progression curve
This capability generates a complete breakdown of XP requirements across a defined range of levels.
- 03
Validate growth parameters
This capability checks your growth models to ensure the progression remains stable and playable.
Real work
What teams actually run
Balancing Level Caps
Determine the total XP required for a level 50 or level 100 cap using specific growth factors.
Pacing Estimation
Calculate how many hours of gameplay are required to move between specific levels.
Stability Audits
Check if a chosen growth factor will cause the XP requirements to become too high too quickly.
Progression Modeling
Generate full XP breakdowns to see the entire curve from level 1 to the cap.
One connector, every AI
XP Curve Calculator 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 XP Curve Calculator 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
869ms average. Fast in production.
XP Curve Calculator is checked daily against the live service.
- Fastest day
- 643ms
- Slowest day
- 1304ms
- 14-day trend
- Improving-29%
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 XP Curve Calculator, so you can see the experience inside your AI.
It does not authenticate your account with XP Curve Calculator. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
XP Curve Calculator Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_8xFsqbpVyfgIDTDqRDattSUzAju2ykNkai3BuqLD/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 — XP Curve Calculator capabilities are ready to use.
{
"mcpServers": {
"xp-curve-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_8xFsqbpVyfgIDTDqRDattSUzAju2ykNkai3BuqLD/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 XP Curve Calculator in Claude and other AIs
Who it's for
Built for the work XP Curve Calculator owners hand off.
This MCP is built for developers who need to turn game design concepts into hard mathematical models.
- 01
Game Designers
They hand off progression concepts to the AI to get instant, validated math models.
- 02
Systems Designers
They use the capability to test the stability of complex leveling economies.
- 03
Math Programmers
They use the engine to verify that their intended growth curves match the actual data.
FAQ
Questions XP Curve Calculator owners ask.
- 01
What kind of math does this MCP use?
It uses deterministic mathematical models, including polynomial and exponential growth, to calculate progression.
- 02
Can I use this to check if my game is too grindy?
Yes. You can use the capability to estimate the time required to move between levels based on a specific XP per hour rate.
- 03
How do I know if my growth factor is too high?
You can use the validation capability to check if your growth parameters exceed the stability threshold.
- 04
Which AI clients can use this MCP?
Any MCP-compatible client like Claude, Cursor, or Windsurf can use this capability once connected through Vinkius.
- 05
Does this work for any RPG system?
It works for any system where progression can be defined by mathematical growth factors and base XP values.
- 06
How do I check if my progression curve is too steep?
You can use the validate_growth_parameters capability to check if your settings create an extreme curve that might be unplayable.
- 07
Can I estimate how long it will take to reach a specific level?
Yes, use analyze_level_gap and provide your estimated XP per hour to get the exact time requirement.
- 08
What growth types are supported?
The engine supports linear, polynomial, and exponential growth models.
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Connect XP Curve Calculator to Claude, Cursor, ChatGPT & more
