Vinkius
Chord Progression Analyzer

Chord Progression Analyzer MCP for AI. Instantly map chords to harmonic function.

Claude Claude
ChatGPT ChatGPT
Cursor Cursor
Gemini Gemini
Windsurf Windsurf
VS Code VS Code
JetBrains JetBrains
Vercel Vercel
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Works with every AI agent you already use

…and any MCP-compatible client

Chord Progression Analyzer MCP on Cursor AI Code EditorChord Progression Analyzer MCP on Claude Desktop AppChord Progression Analyzer MCP on OpenAI Agents SDKChord Progression Analyzer MCP on Visual Studio CodeChord Progression Analyzer MCP on GitHub Copilot AI AgentChord Progression Analyzer MCP on Google Gemini AIChord Progression Analyzer MCP on Lovable AI DevelopmentChord Progression Analyzer MCP on Mistral AI AgentsChord Progression Analyzer MCP on Amazon AWS Bedrock

How this MCP server connects to your AI agent

Chord Progression Analyzer converts raw chord lists into deep music theory insights. It reads any sequence of chords—like C-Am-F-G—and immediately translates them into their Roman numeral functions relative to a key.

You can then identify complex harmonic patterns, such as secondary dominants or cadences, and look up the emotional context associated with those movements.

What AI agents can do with Chord Progression Analyzer Automation

Analyze roman numerals

Takes a list of chords and transforms them into their functional Roman numeral scale degrees based on the key you supply.

Classify progression

Examines a sequence of Roman numerals to pinpoint the specific harmonic pattern, like an authentic or plagal cadence.

Lookup musical context

Retrieves general stylistic information and associated emotional metadata for any identified progression type.

Determine Roman Numeral Functions

Converts any list of named chords into their corresponding scale degrees relative to a set key.

Identify Harmonic Patterns

Analyzes a sequence of Roman numerals to categorize the overarching musical structure, such as cadences or secondary dominants.

Lookup Musical Context

Retrieves stylistic and emotional metadata associated with specific harmonic progression types.

Included with Plan

Waiting for input…

AI Agent

What AI agents can do with Chord Progression Analyzer: 3 Tools

These tools allow you to perform deep musical analysis by converting chords into functional harmony, classifying structures, and retrieving contextual metadata.

Make your AI actually useful.

Add this MCP to Claude, Cursor, or Windsurf and your AI stops guessing. It gets real tools to look things up, take action, and handle the stuff you keep doing by hand.

Start using Chord Progression Analyzer on Vinkius

Analyze Roman Numerals

Takes a list of chords and transforms them into their functional Roman numeral scale degrees based on the key you supply.

Classify Progression

Examines a sequence of Roman numerals to pinpoint the specific harmonic pattern...

Lookup Musical Context

Retrieves general stylistic information and associated emotional metadata for any...

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Claude AI

Claude AI

1

Open Claude Settings

Go to claude.ai, click your profile icon, then navigate to Customize → Connectors.

2

Add Custom Connector

Click the "+" button and select Add custom connector. Paste your Vinkius endpoint URL:

https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

Replace [YOUR_TOKEN_HERE] with your token from cloud.vinkius.com. For OAuth-protected servers, expand Advanced settings to add credentials.

3

Start a conversation

Open a new chat. The Chord Progression Analyzer integration is available immediately — no restart needed.

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Chord Progression Analyzer MCP server cover

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Built on the Model Context Protocol (MCP) for Claude, ChatGPT, Cursor, and more

The Model Context Protocol standardizes how applications expose capabilities to LLMs. Instead of operating in isolation, your AI gains direct access to external platforms, live data, and real-world actions through secure, standardized connections.

This connection provides 3 powerful capabilities that interface natively with Claude, ChatGPT, Cursor, and other compatible AI platforms. No middleware. No custom integration required.

Figuring out harmonic function from raw chord charts is tedious., Solved with Vinkius AI Gateway

Right now, if you're handed a chart of unknown chord movements, your first step is always the same: open up theory books or multiple tabs to translate those chords into Roman numerals. Then, you have to manually check pattern recognition—is this a V-I cadence? Is that secondary dominant? It's a cycle of copying, translating, and cross-referencing.

With this MCP, that whole process is one command away. You give the tool your raw chords, and it outputs the full theoretical translation instantly. Your agent doesn't just tell you *what* the chords are; it tells you *what they mean* in musical terms.

The Chord Progression Analyzer gives you actionable harmonic context.

Manual analysis often stops once you get Roman numerals. But knowing that 'IV' means something is useless if you don't know its typical emotional resonance in a given key. You have to leave the theory book and consult another source for genre or feeling, adding massive friction.

This MCP eliminates those separate steps. After determining the pattern with `classify_progression`, you immediately access context using `lookup_musical_context`. The whole theoretical picture—structure, label, emotion—is available in one place.

What your AI can actually do with this

If you're studying music theory or composing, you know that converting chords from simple notes into functional harmony is half the battle. This MCP handles that translation instantly. Instead of spending hours cross-referencing charts and textbooks to determine if a sequence like I-IV-V constitutes a strong cadence, this tool does the heavy lifting for you.

You input your chord list and specify the key, and it gives you precise Roman numeral functions. Beyond just labels, the system can detect the overarching harmonic structure of the piece, pointing out specific patterns that define the progression type. Plus, it provides metadata about the emotional weight or common genre associations tied to those movements.

It's exactly what your agent needs when working with complex musical structures. Because Vinkius hosts this MCP in its catalog, you can connect your preferred AI client and access professional-grade harmonic analysis right where you’re writing.

Built · Hosted · Managed by Vinkius Chord Progression Analyzer - Harmonic Analysis MCP
Server ID 019ecb72-92f5-72e7-ac4f-388cbc7b99f5
Vinkius Inspector
Compliance Grade A+
Score 100/100
Vinkius Inspector Badge — Score 100/100

Questions you might have

How do I use Chord Progression Analyzer to find Roman numerals? +

You run the analyze_roman_numerals tool. Just provide your list of chords and tell it which key you are working in, and it returns the scale degrees.

Can I use Chord Progression Analyzer to check for cadences? +

Yes. After getting your Roman numerals, feed them into classify_progression. This tool is specifically designed to identify major harmonic patterns like perfect authentic or plagal cadences.

What kind of emotional context does the Chord Progression Analyzer provide? +

The lookup_musical_context tool provides metadata about typical emotions and associated genres. It tells you what a certain progression generally suggests to an audience, which is great for scoring.

Is this MCP better than just using Google search? +

Yes. A general search engine gives you definitions; this MCP executes complex, multi-step calculations specific to music theory. It provides actionable data, not just academic text.

Built & Managed by Vinkius 30s setup 3 tools

We've already built the connector for Chord Progression Analyzer. Just plug in your AI agents and start using Vinkius.

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All 3 tools are live and waiting. You're up and running in seconds.

Vinkius runs on Claude Claude
Vinkius runs on ChatGPT ChatGPT
Vinkius runs on Cursor Cursor
Vinkius runs on Gemini Gemini
Vinkius runs on Windsurf Windsurf
Vinkius runs on VS Code VS Code
Vinkius runs on JetBrains JetBrains
Vinkius runs on Vercel Vercel
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