other

Vibe Composer MIDI▌

by mikeborozdin

Vibe Composer MIDI lets you compose and play music in real-time with natural language, 128 MIDI instruments, and full BP

Enables real-time music composition and playback through natural language commands using the JZZ MIDI library, supporting 128 General MIDI instruments, drum kits, multi-channel arrangements, and both software and hardware synthesizers with configurable timing and BPM control.

github stars

★ 21

GitHub npm

128 General MIDI instrumentsMulti-channel arrangementsHardware synthesizer support

best for

/ Musicians experimenting with composition ideas
/ Music producers creating backing tracks
/ Developers building music applications
/ Anyone wanting to create music without traditional notation

capabilities

/ Compose music from text descriptions
/ Play multi-track arrangements with different instruments
/ Control timing and BPM settings
/ Route audio to software or hardware synthesizers
/ List available MIDI outputs
/ Create drum patterns and percussion tracks

what it does

Compose and play music in real-time using natural language commands. Supports multi-track arrangements with 128 General MIDI instruments and drum kits.

about

Vibe Composer MIDI is a community-built MCP server published by mikeborozdin that provides AI assistants with tools and capabilities via the Model Context Protocol. Vibe Composer MIDI lets you compose and play music in real-time with natural language, 128 MIDI instruments, and full BP It is categorized under other. This server exposes 2 tools that AI clients can invoke during conversations and coding sessions.

how to install

You can install Vibe Composer MIDI in your AI client of choice. Use the install panel on this page to get one-click setup for Cursor, Claude Desktop, VS Code, and other MCP-compatible clients. This server runs locally on your machine via the stdio transport.

license

MIT

Vibe Composer MIDI is released under the MIT license. This is a permissive open-source license, meaning you can freely use, modify, and distribute the software.

readme

vibe-composer-midi-mcp

Vibe composer as an MCP server
Watch the video for an overview
Talk to an LLM and compose music!
Multi track - not just a piano, but the whole band
Also can output to a software or a hardware synthesizer for a better sound!

Complete example on YouTube

Complete example

Example prompts

Play an upbeat melody on the piano
- Audio example of that
Spicy it up with fast passages with 16th notes
- Audio example of that
Add a few bars on the saxophone while piano is playing chords
- Audio example of that
Add drums for the whole duration of the song
- Audio example of that

Playing it on a software or hardware synthesizer

Ask an LLM to list MIDI outputs - Which MIDI outputs are available?
- It may tell you that you have Logic Pro
Then ask to play it on logic pro and assign channels: e.g.:

Play in on Logic Pro and route the tracks to the following channels:

- Piano - channel 0
- Sax - channel 1
- Drums - channel 2

Installation

Using an example of Claude Desktop as an MCP client:

Add this to ~/Library/Application Support/Claude/claude_desktop_config.json

"vibe-composer-midi-mcp": {
  "command": "npx",
  "args": ["vibe-composer-midi-mcp@latest"]
}