PyTheory. Make music and understand music theory by talking to Claude.

github.com/kennethreitz/pytheory-skill

Problem

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Audience

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Market

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Pricing

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Vaya's read on this project

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Updates

June 2026

Fix upside-down ASCII tab in guitar skill example; sync v0.57.9 Jun 29
Sync skills for PyTheory 0.54: cadences, secondary dominants, non-chord Jun 17
Sync skills for PyTheory v0.53.x: ragas, SVG diagrams, metronome, har… Jun 16
README: list all six skills Jun 14
Sync marketplace version marker -> 0.52.0 Jun 14
Sync: lead-sheet export in transcription-and-notation skill Jun 14
Skills: prefer uv over pip, note scipy ships with pytheory Jun 14
Add chord-lab, keys-and-harmony, scales-modes-and-tunings, transcript… Jun 14
Add playing-guitar-with-pytheory skill Jun 14
Version the plugin by commit SHA Jun 14
Expand composing-with-pytheory skill to full API surface Jun 14
Add privacy policy Jun 14
Use explicit ./plugins path for marketplace source Jun 14
Initial: composing-with-pytheory skill v0.51.0 Jun 14