
Connect Karaoke Scoring Simulator 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. Simulate professional Japanese karaoke scoring with precision.
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 Karaoke Scoring Engine.
- 01
Get difficulty multiplier
This capability retrieves the specific scaling factor for a chosen song difficulty level.
- 02
Score performance
This capability calculates the final score and performance metrics based on singer accuracy and song difficulty.
- 03
Validate performance inputs
This capability checks if your performance metrics are mathematically valid before you process them.
Real work
What teams actually run
App Prototyping
Test how a karaoke app would score users without building a custom engine from scratch.
AI Vocal Coaching
Give your AI agent the ability to provide technical feedback on pitch and rhythm.
Game Logic Integration
Use the difficulty multipliers to balance scoring in music-based games.
Data Validation
Ensure singing performance datasets are mathematically sound before analysis.
One connector, every AI
Karaoke Scoring Engine 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 Karaoke Scoring Engine 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
811ms average. Fast in production.
Karaoke Scoring Engine is checked daily against the live service.
- Fastest day
- 610ms
- Slowest day
- 1028ms
- 14-day trend
- Slowing+39%
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 Karaoke Scoring Engine, so you can see the experience inside your AI.
It does not authenticate your account with Karaoke Scoring Engine. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Karaoke Scoring Engine Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_rDByq2q8ZOmpKceeEWOFTqFppQtKQ0eLerbLTVXe/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 — Karaoke Scoring Engine capabilities are ready to use.
{
"mcpServers": {
"karaoke-scoring-simulator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_rDByq2q8ZOmpKceeEWOFTqFppQtKQ0eLerbLTVXe/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 Karaoke Scoring Engine in Claude and other AIs
Who it's for
Built for the work Karaoke Scoring Engine owners hand off.
This MCP is built for developers and creators working within the music technology and entertainment sectors.
- 01
Music Tech Developers
They hand off raw singing data to the MCP to generate realistic scores.
- 02
Game Designers
They use the scoring logic to power rhythm-based mechanics in entertainment apps.
- 03
AI Agent Builders
They integrate this capability to give their agents the ability to judge vocal performances.
FAQ
Questions Karaoke Scoring Engine owners ask.
- 01
Does this MCP use real karaoke scoring logic?
Yes, it is a deterministic simulator based on the scoring systems used by DAM and JOYSOUND.
- 02
How does song difficulty affect the score?
The MCP uses a difficulty multiplier to scale the final result based on the song's difficulty level.
- 03
Can I check if my data is valid before scoring?
Yes, you can use the validate_performance_inputs capability to ensure metrics like pitch accuracy are within valid ranges.
- 04
What metrics are used for the score?
The scoring is based on pitch accuracy, rhythm accuracy, vibrato instances, and song difficulty.
- 05
Which AI clients can use this MCP?
You can use this with any MCP-compatible client, including Claude, Cursor, Windsurf, and VS Code.
- 06
How is the final score calculated?
The score starts at 100, subtracts deductions for pitch and rhythm accuracy, adds a vibrato bonus (up to 10), and applies a multiplier based on the song difficulty level.
- 07
Can I validate my input data first?
Yes, you can use the validate_performance_inputs capability to check if the pitch, rhythm, vibrato, and difficulty values are within the required mathematical ranges.
- 08
What is the maximum vibrato bonus?
The vibrato bonus is calculated as the number of vibrato instances multiplied by 0.5, with a maximum possible bonus of 10.
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Connect Karaoke Scoring Engine to Claude, Cursor, ChatGPT & more
