Build, voice, and analyze individual chords with PyTheory. Use when the user asks about a single chord — its notes/intervals, inversions or drop-2/drop-3/ open voicings, the tritone substitution, what extensions it can take, how tense or dissonant it is, its Forte number / pitch-class set, figured bass, or the…
Compose music with PyTheory — chord progressions, melodies, basslines, drum grooves, and full multi-part arrangements written in pure Python and rendered to audio or MIDI. Use whenever the user wants to write, sketch, generate, or arrange music — "write me a bossa nova in G minor", "make a four-chord pop loop", "lay…
Analyze and generate keys and chord progressions with PyTheory. Use when the user asks what key some notes are in, the diatonic chords of a key, a Roman- numeral analysis of a progression, what chord comes next, secondary dominants, borrowed chords, chords grouped by function (tonic/subdominant/dominant), the…