MCP · API reference

MCP installation and automation · 20 languages

abc_lesson: operation="configure"
params={"score-zoom":150,"score-view":"focus","voice":"1"}
abc_read: resource="state"
abc_capabilities

{"operation":"ornaments.set","params":{"enabled":true}}

Find a control

A searchable inventory of the application’s named buttons and tools. Read the relevant chapter for behavior and limitations.

• Export HTML Lesson
• Interface zoom
• Toggle library
• Copy share link
• New tune
• Save tune
• Undo last change (0/5) · Ctrl+Z
• Redo last undone change (0/5) · Ctrl+Y
• Play / Pause
• Play from cursor
• Stop playback
• Toggle mixer
• Toggle metronome
• Measure loop
• Reset audio
• Play MIDI source
• Play ABC source
• Tempo +5 BPM
• Tempo −5 BPM
• Set A at cursor
• Set B at cursor
• Enable / disable loop
• Play loop
• A/B loop settings
• Score view
• Piano roll view
• Tracker view
• I–IV–V harmonization
• Toggle karaoke
• Import file
• Import ABC
• Import MIDI
• Import MusicXML
• Import audio
• Export tune
• Export project
• Export original import
• Export PDF
• Export ABC
• Export ABC-YuE2
• Export SVG
• Export MIDI
• Export XM (FastTracker II)
• Export MOD (ProTracker)
• Export WAV
• Export loop — WAV
• Export loop — MIDI
• Export loop — MOD
• Export loop — ABC
• Help and legal notice
• Copy ABC source
• Toggle playback synchronization
• Toggle palette
• Toggle analysis
• Validate ABC source
• Toggle lyrics
• Tune templates
• Transpose tune
• Open project
• Keep the selected voice visible in ABC and score. Click to scroll freely.
• Close palette
• Insert C
• Insert D
• Insert E
• Insert F
• Insert G
• Insert A
• Insert B
• Insert c
• Insert d
• Insert e
• Insert f
• Insert g
• Insert a
• Insert b
• Insert sharp
• Insert flat
• Insert natural
• Insert quarter-note duration
• Insert half-note duration
• Insert eighth-note duration
• Insert sixteenth-note duration
• Insert rest
• Insert half-note rest
• Insert barline
• Insert final barline
• Insert repeat start
• Insert repeat end
• Close lyrics
• Add verse
• Insert lyric slots
• Toggle lyrics display
• Reload ABC lyrics
• Lower selected note by one semitone. Alt+arrows or Alt+wheel; Shift: octave.
• Raise selected note by one semitone. Alt+arrows or Alt+wheel; Shift: octave.
• Toggle annotations
• Automatic annotations
• Rendering options
• Add empty voice
• Delete selected voice
• Zoom in
• Zoom out
• Reset zoom
• Toggle auto-scroll
• Toggle voice legend
• Toggle help
• Open in a separate window
• Select or move annotations
• Delete annotation
• Add fingering 1
• Add fingering 2
• Add fingering 3
• Add fingering 4
• Add fingering 5
• Add fingering 0
• Add dynamic pp (pianissimo)
• Add dynamic p (piano)
• Add dynamic mp (mezzo-piano)
• Add dynamic mf (mezzo-forte)
• Add dynamic f (forte)
• Add dynamic ff (fortissimo)
• Add dynamic sfz (sforzando)
• Add crescendo
• Add decrescendo
• Add staccato
• Add tenuto
• Add accent
• Add marcato
• Add fermata
• Add breath
• Add caesura
• Add double-slash breath
• Add down-bow
• Add up-bow
• Add bowing
• Add trill
• Add mordent
• Add inverted mordent
• Add accelerando
• Add ritardando
• Add a tempo
• Add highlight
• Add circle
• Add right arrow
• Add diagonal arrow
• Add text
• Duplicate annotation
• Delete automatic annotations
• Delete all annotations
• Exit annotation mode
• Close help
• Close voice legend
• Previous row and audition
• Audition current row
• Next row and audition
• Stop all preview notes
• Add voice
• Delete last voice
• First row
• Toggle follow lock
• Toggle tracker help
• Play the selected tracker voice with a MIDI keyboard
• Stop all preview sounds
• Delete selection (Del)
• Duplicate selection (Ctrl+D)
• Select all (Ctrl+A)
• Clear selection (Esc)
• Lower selection by one semitone (Ctrl+↓)
• Raise selection by one semitone (Ctrl+↑)
• Lower selection by one octave (Ctrl+Shift+↓)
• Raise selection by one octave (Ctrl+Shift+↑)
• Cut selection (Ctrl+X)
• Copy selection (Ctrl+C)
• Paste at cursor (Ctrl+V)
• Close karaoke
• Close library
• Export library JSON
• Import library JSON
• Open ABC diagnostics (0)
• Remove verified empty voices
• Performance profile
• Toggle pitch detection
• Detect chords
• Generate harmonization
• 🤖 Analyze and annotate
• Enable
• 📥 Transcribe to ABC
• 📥 Convert
• 🎼 + Drums
• 🎻 Duo
• 🎼 Trio
• 🎵 Scale
• 📝 Song
• 🎻 Reel
• ⬜ Blank
• Startup console
• Reset panel sizes
• Toggle full screen
• Sound settings
• Show startup arguments and examples
• Load SF2…
• Built-in bank
• Record
• Stop capture
• Clear
• Export JSON
• By measures…
• Clear loop
• Create MOD
• Create XM
• Tracker note velocity
• Tracker input octave
• Tracker input advance
• Tracker grid resolution
• Tracker keyboard mode: Off, Audition, Write
• Tracker keyboard layout: Auto, QWERTY, AZERTY, QWERTZ
• MIDI input port
• MIDI input channel: All or 1–16
• MIDI input mode: Audition or Write
• Piano-roll voice selector
• Piano-roll instrument selector
• Tune selector
• Interface language
• Workspace layout: Classic or Studio
• Interface theme: 17 palettes
• Score scale
• Score font scale
• Swing percentage
• Tablature instrument
• Chord grid
• Responsive staff layout
• Explicit staff width
• Annotation color
• Annotation size
• Master sound level
• Room reverb level
• Chorus level
• Audio-import tempo
• Audio-import silence threshold
• Audio-import analysis engine
• MIDI transcription note unit
• MIDI transcription rhythm
• XM representation mode
• XM technique channel budget
• MOD representation mode
• Measure-loop repetition count
• Performance capture duration