
Connect Interval 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. Get precise pitch, frequency, and interval data instantly.
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 Interval Calculator.
- 01
Calculate semitone distance
This capability finds the raw numerical distance between two pitches. You provide a starting note and an ending note to get the total semitones moved.
- 02
Calculate note frequency
This capability determines the physical vibration frequency for a specific note. It supports different tuning standards like 440Hz or 432Hz.
- 03
Identify interval properties
This capability describes the musical character and identity of an interval. It identifies qualities like Major or Perfect and notes if the interval is consonant or dissonant.
Real work
What teams actually run
Compositional Analysis
Check the interval properties of a melody to see if it sounds dissonant.
Tuning Setup
Calculate the exact Hz for a note when using 432Hz tuning.
Theory Homework
Verify the semitone distance between two specific pitches.
Acoustic Research
Determine the physical vibration frequency of specific notes.
One connector, every AI
Interval 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 Interval 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
694ms average. Fast in production.
Interval Calculator is checked daily against the live service.
- Fastest day
- 517ms
- Slowest day
- 987ms
- 14-day trend
- Slowing+24%
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 Interval Calculator, so you can see the experience inside your AI.
It does not authenticate your account with Interval Calculator. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Interval Calculator Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_lFeJBkfkPJ1GOlByVtklzlrFRHnRXtTYSAxxh42C/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 — Interval Calculator capabilities are ready to use.
{
"mcpServers": {
"interval-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_lFeJBkfkPJ1GOlByVtklzlrFRHnRXtTYSAxxh42C/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 Interval Calculator in Claude and other AIs
Who it's for
Built for the work Interval Calculator owners hand off.
This MCP is built for anyone working with musical mathematics and acoustic theory.
- 01
Music Theorists
They hand off complex interval analysis and property identification to the AI.
- 02
Composers
They use the capability to calculate frequencies and pitch distances for new works.
- 03
Audio Engineers
They rely on the frequency calculations for precise tuning tasks.
FAQ
Questions Interval Calculator owners ask.
- 01
How do I use this MCP with Claude?
You connect to the Vinkius-hosted MCP once, and it becomes available as a capability within your Claude interface.
- 02
Can I calculate frequencies for 432Hz tuning?
Yes, the calculate_note_frequency capability supports both 440Hz and 432Hz tuning standards.
- 03
Does this capability identify if an interval is dissonant?
Yes, the identify_interval_properties capability tells you if an interval is consonant or dissonant.
- 04
What kind of notes can I input?
You can input standard musical notation like C4 or E4 to perform calculations.
- 05
Do I need to host this myself?
No, Vinkius hosts and manages the MCP so it is ready to use immediately after connection.
- 06
How do I find the distance between two notes?
Use the calculate_semitone_distance capability by providing the starting note and the ending note (e.g., 'C4' and 'E4'). It will return the total number of semitones between them.
- 07
Can I check if an interval is consonant or dissonant?
Yes, use the identify_interval_properties capability. It will tell you if the interval is classified as 'Consonant' or 'Dissonant', along with its name and inversion.
- 08
How do I calculate the frequency of a specific note?
Use the calculate_note_frequency capability. You need to provide the note name, the octave, and choose between '440Hz' or '432Hz' as your tuning standard.
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Connect Interval Calculator to Claude, Cursor, ChatGPT & more
