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Professional AI Audio to MIDI Converter

Studio-grade MIDI transcription powered by our proprietary Helios AI. Go beyond native DAW tools and start from cleaner MIDI.

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Supports WAV, AIFF, MP3 and FLAC. Best results come from dry isolated sources.

Pro tip: isolate stems and reduce noise before upload for cleaner transcription.

Supported Formats: WAV, AIFF, MP3, FLACMax File Size: 100MBOutput: High-Resolution MIDI

[Secure] Your files are processed with end-to-end encryption and permanently deleted from our servers after 1 hour.

Why Producers Choose Musgen.ai Over Standard Tools

A Message from Our Lead AI Engineer

As producers, we live in our DAWs. Native audio-to-MIDI tools often create messy and inaccurate output that needs long cleanup. We built Musgen.ai to solve this. Our Helios AI was trained on a large curated dataset of isolated studio recordings from vocals to complex piano. It understands musical context, not only pitch. Our goal is a MIDI file that is 80 percent ready, not 20 percent ready.

- Founder and Producer - View profile

Data-Backed Performance

In benchmark tests, Musgen.ai shows a 25% average reduction in note errors for monophonic sources and a 15% improvement in chord detection accuracy for piano recordings versus leading DAW-native converters.

Read Our Full Benchmark Study

A Workflow Enhancement, Not Just a Tool

Unmatched Polyphonic Transcription

Our AI analyzes harmonic structure and delivers usable multi-note MIDI for piano, Rhodes and layered synth pads.

DAW-Centric MIDI Output

Generated files are grid-safe and production-ready, helping reduce sync issues in professional DAW sessions.

API for Power Users and Developers

Integrate conversion into sample workflows, creative coding pipelines or internal tools.

View API Documentation

The Professional Guide to Flawless Audio to MIDI Conversion

Principle 1: Source Quality is Paramount

Use dry and isolated stems whenever possible. Clean source audio gives dramatically better conversion quality.

Principle 2: Understand Monophonic vs Polyphonic Sources

  • Monophonic: Vocals, basslines and lead synths typically achieve near-perfect conversion accuracy.
  • Polyphonic: Piano and chords are more complex. Aim for a high-quality starting point, then refine quickly.

Principle 3: Post-Conversion Workflow

  1. Import and Assign: Drag MIDI into your DAW and load a suitable instrument.
  2. Quantize Intelligently: Use 80 to 90 percent quantize strength to keep natural feel.
  3. Scan and Refine: Remove obvious stray notes. Cleanup should take minutes, not hours.