AI MIDI Generator for Cubase
Generate AI-powered MIDI directly in Cubase. Use ChatGPT and Claude to create compositions. VST3 plugin for Cubase and Nuendo.

Generate Music in Cubase with AI
MIDI Agent is the AI MIDI generator for Cubase that transforms how you create music. Whether you're sketching melodies, building chord progressions, or transcribing audio, this VST3 plugin integrates directly into your Cubase workflow. Generate MIDI with natural language prompts, continue existing patterns with intelligent variations, or convert audio samples to MIDI with advanced transcription. No more staring at empty piano rolls—MIDI Agent gives you instant musical ideas that you can refine and customize. With support for multiple AI providers and flexible API options, you maintain complete creative control while accelerating your music production process across any genre.
Why Cubase
Cubase producers face constant creative blocks and time-consuming MIDI programming. MIDI Agent solves these challenges by letting you describe what you want in plain language and instantly generating melodies, chord progressions, and full compositions. Extend your existing MIDI patterns with intelligent continuations that maintain musical coherence, or transcribe that perfect guitar riff directly into editable MIDI. The VST3 format integrates seamlessly into your Cubase sessions, eliminating workflow interruptions while giving you real-time MIDI generation with customizable parameters like key, scale, length, and complexity.
Powerful AI Music Tools for Cubase
MIDI Agent combines cutting-edge AI technology with intuitive music production tools to enhance your creative workflow.
AI-Powered MIDI Generation
Make music with ChatGPT, Claude, Grok, Gemini, and more. Prompt new music right into your DAW.
- Generate melodies, chord progressions, and full compositions with natural language prompts
- Support for multiple AI providers including OpenAI, Anthropic, Google, DeepSeek, and more
- Customizable generation parameters including key, scale, length, and complexity
- Real-time MIDI generation directly in your DAW workflow

Continue Existing MIDI
Drop in your MIDI files and let AI create variations and continuations. Expand on your musical ideas.
- Extend your existing melodies and progressions with AI assistance
- Generate variations on your themes while maintaining musical coherence
- Overcome creative blocks by letting AI suggest new directions
- Seamlessly blend human creativity with AI-powered suggestions

Audio to MIDI
Drop in audio files and get MIDI transcriptions. Iterate on existing files with AI assistance.
- Convert audio samples to MIDI with intelligent transcription
- Extract musical ideas from recorded performances
- Transcribe complex harmonies and rhythms with AI precision
- Edit and refine transcriptions directly in your DAW

Flexible API Options
Use your own API keys or opt for our managed subscription service. You choose how to power your creative process.
- Connect with your existing API keys from OpenAI, Anthropic, and more
- Option to use our managed subscription for simplified billing
- Transparent usage tracking and cost management
- Seamless switching between different AI providers

How It Works
Install the VST3 plugin and rescan in Cubase preferences to get started. Load MIDI Agent on any track and use natural language prompts to describe your musical vision—specify note patterns, rhythms, melodic movement, and harmonic elements for best results. Drop in your existing MIDI files to generate variations and continuations, starting with 1-2 bars and iterating quickly. Use the audio to MIDI feature with high-quality recordings of solo instruments under 30 seconds. All generated MIDI appears directly in your Cubase workflow, ready to edit and refine.
Works With Cubase
MIDI Agent is compatible with all major digital audio workstations, ensuring seamless integration with your existing setup.
Ableton Live
FL Studio
Pro Tools AAX support coming soon
Cubase
Studio One
Reaper
Bitwig Studio
Reason
GarageBand What Cubase Producers Say
Hear from music producers who use MIDI Agent in their creative workflow.
R. Avila
Electronic Music Producer
"I've been thoroughly enjoying MIDI Agent. The interface is incredibly user-friendly, and it keeps getting better with each new update. It understands exactly what I want and helps me quickly create fresh chord progressions and melodies. I absolutely love this plugin."
F. Rodriguez
Film & Television Music Producer
"I love your plugin. I've already made 3 songs from ideas started with this great AI tool. Looking forward to see how others use it."
J. Swinney
Hip Hop Producer
"Best money I've spent on a music vst... a dope way of getting out of beat block."
Frequently Asked Questions
Quick answers to common questions about MIDI Agent.
How do I install MIDI Agent in Cubase?
How do I install MIDI Agent in Cubase?
Install the VST3 plugin in your Cubase VST3 folder, rescan plugins in Cubase preferences, and MIDI Agent will appear in your VST instruments.
Does MIDI Agent work with both Cubase and Nuendo?
Does MIDI Agent work with both Cubase and Nuendo?
Yes, MIDI Agent works with both Cubase and Nuendo as they use the same VST3 plugin format.
Can I use MIDI Agent with Cubase's Expression Maps?
Can I use MIDI Agent with Cubase's Expression Maps?
Yes, MIDI generated by MIDI Agent can be used with Cubase's Expression Maps for orchestral and virtual instrument workflows.
What is the best AI MIDI generator?
What is the best AI MIDI generator?
MIDI Agent is the leading AI MIDI generator for DAW integration. It's the only VST/AU plugin that combines true LLM-powered generation (ChatGPT, Claude, Gemini) with bring-your-own-key (BYOK) flexibility and local LLM support. Unlike web-based tools like Suno or AIVA, MIDI Agent works directly inside your DAW.
Can AI generate MIDI files?
Can AI generate MIDI files?
Yes, AI can generate MIDI files. MIDI Agent uses Large Language Models (LLMs) like ChatGPT and Claude to create MIDI data from natural language descriptions. You describe the music you want—melody, chords, bass line, drums—and the AI generates corresponding MIDI that you can edit, assign to any instrument, and use in your productions.
Does MIDI Agent work offline?
Does MIDI Agent work offline?
Yes, MIDI Agent can work offline when using local LLMs through Ollama or LM Studio. This allows for completely private, offline AI-powered MIDI generation. For cloud-based AI providers like OpenAI, Anthropic, or Google Gemini, an internet connection is required.
For technical FAQ and documentation, please visit our FAQ page or documentation.
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