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Arturia PolyBrute: MIDI CC, NRPN and OSC map

The Arturia PolyBrute as named OSC addresses — 68 CC — ready to use from Claude (MCP), SuperCollider, Sonic Pi, TouchDesigner or any OSC app via osc-bridge.

Device Arturia PolyBrute
Vendor Arturia
OSC prefix /polybrute
Source 📦 Derived from MIDI Guide (community CC/NRPN data)
Firmware unknown
Revision per pencilresearch canonical CSV
Upstream pencilresearch
Data licence CC-BY-SA-4.0 — MIDI Guide (https://midi.guide) by Pencil Research and contributors
Driver file devices/arturia/polybrute.json

Not tested on the device yet

This driver comes from documentation or community data and has not been checked on real hardware. If you own one, a quick test and a pull request promoting it helps everyone — see CONTRIBUTING.

How do you control it?

Find the MIDI ports, then start the bridge with this driver:

osc-bridge detect        # prints the ready-to-run line for what is plugged in
osc-bridge run --device devices/arturia/polybrute.json --out-port <N> --in-port <M>

Then send OSC to 127.0.0.1:7777, for example:

osc-bridge osc-send /polybrute/oscillator_1/tune 63

From Claude or any MCP client, the osc-bridge mcp server exposes this driver as polybrute: ask “what can the Arturia PolyBrute do?” and it reads this map with list_routes. See the MCP guide.

MIDI CC and NRPN parameters (68)

OSC address CC NRPN (MSB/LSB) Range Nature Section
/polybrute/oscillator_1/tune 66 0–127 continuous Oscillator 1
/polybrute/oscillator_1/metalizer 70 0–127 continuous Oscillator 1
/polybrute/oscillator_1/pulse_width 69 0–127 continuous Oscillator 1
/polybrute/oscillator_1/sync 65 0–127 continuous Oscillator 1
/polybrute/oscillator_1/sawtooth_triangle_mix 10 0–127 continuous Oscillator 1
/polybrute/oscillator_1/sawtooth_square_mix 12 0–127 continuous Oscillator 1
/polybrute/oscillator_2/tune 72 0–127 continuous Oscillator 2
/polybrute/oscillator_2/sub_oscillator_mix 14 0–127 continuous Oscillator 2
/polybrute/oscillator_2/pulse_width 75 0–127 continuous Oscillator 2
/polybrute/oscillator_2/frequency_modulation_2_1 77 0–127 continuous Oscillator 2
/polybrute/oscillator_2/sawtooth_triangle_mix 15 0–127 continuous Oscillator 2
/polybrute/oscillator_2/sawtooth_square_mix 16 0–127 continuous Oscillator 2
/polybrute/noise/color 22 0–127 continuous Noise
/polybrute/mixer/oscillator_1_level 18 0–127 continuous Mixer
/polybrute/mixer/oscillator_2_level 19 0–127 continuous Mixer
/polybrute/mixer/noise_level 21 0–127 continuous Mixer
/polybrute/steiner_filter/cutoff 23 0–127 continuous Steiner filter
/polybrute/steiner_filter/resonance 83 0–127 continuous Steiner filter
/polybrute/steiner_filter/brute_factor 82 0–127 continuous Steiner filter
/polybrute/steiner_filter/filter_mode 81 0–127 continuous Steiner filter
/polybrute/steiner_filter/filter_envelope_amount 24 0–127 continuous Steiner filter
/polybrute/steiner_filter/level 7 0–127 continuous Steiner filter
/polybrute/ladder_filter/cutoff 25 0–127 continuous Ladder filter
/polybrute/ladder_filter/resonance 87 0–127 continuous Ladder filter
/polybrute/ladder_filter/distortion 85 0–127 continuous Ladder filter
/polybrute/ladder_filter/series_parallel 86 0–127 continuous Ladder filter
/polybrute/ladder_filter/filter_envelope_amount 26 0–127 continuous Ladder filter
/polybrute/ladder_filter/level 8 0–127 continuous Ladder filter
/polybrute/filters/master_cutoff 27 0–127 continuous Filters
/polybrute/filters/key_tracking 71 0–127 continuous Filters
/polybrute/filter_fm/oscillator_2_to_filter_1 79 0–127 continuous Filter FM
/polybrute/filter_fm/noise_to_filter_2 80 0–127 continuous Filter FM
/polybrute/filter_envelope/velocity 94 0–127 continuous Filter envelope
/polybrute/filter_envelope/attack 102 0–127 continuous Filter envelope
/polybrute/filter_envelope/decay 103 0–127 continuous Filter envelope
/polybrute/filter_envelope/sustain 28 0–127 continuous Filter envelope
/polybrute/filter_envelope/release 104 0–127 continuous Filter envelope
/polybrute/amplifier_envelope/velocity 95 0–127 continuous Amplifier envelope
/polybrute/amplifier_envelope/attack 105 0–127 continuous Amplifier envelope
/polybrute/amplifier_envelope/decay 106 0–127 continuous Amplifier envelope
/polybrute/amplifier_envelope/sustain 29 0–127 continuous Amplifier envelope
/polybrute/amplifier_envelope/release 107 0–127 continuous Amplifier envelope
/polybrute/modulation_envelope/delay 108 0–127 continuous Modulation envelope
/polybrute/modulation_envelope/attack 109 0–127 continuous Modulation envelope
/polybrute/modulation_envelope/decay 110 0–127 continuous Modulation envelope
/polybrute/modulation_envelope/sustain 30 0–127 continuous Modulation envelope
/polybrute/modulation_envelope/release 111 0–127 continuous Modulation envelope
/polybrute/lfo_1/phase 90 0–127 continuous LFO 1
/polybrute/lfo_1/rate 91 0–127 continuous LFO 1
/polybrute/lfo_2/fade_in 92 0–127 continuous LFO 2
/polybrute/lfo_2/rate 93 0–127 continuous LFO 2
/polybrute/lfo_3/curve 67 0–127 continuous LFO 3
/polybrute/lfo_3/symmetry 68 0–127 continuous LFO 3
/polybrute/lfo_3/rate 73 0–127 continuous LFO 3
/polybrute/effects/modulation_intensity 13 0–127 continuous Effects
/polybrute/effects/delay_level 31 0–127 continuous Effects
/polybrute/effects/delay_time 112 0–127 continuous Effects
/polybrute/effects/delay_regeneration 113 0–127 continuous Effects
/polybrute/effects/reverb_level 2 0–127 continuous Effects
/polybrute/effects/reverb_time 74 0–127 continuous Effects
/polybrute/effects/reverb_damping 76 0–127 continuous Effects
/polybrute/performance/mod_wheel 1 0–127 continuous Performance
/polybrute/performance/expression_pedal_1 3 0–127 continuous Performance
/polybrute/performance/expression_pedal_2 4 0–127 continuous Performance
/polybrute/performance/glide 5 0–127 continuous Performance
/polybrute/performance/morph 11 0–127 continuous Performance
/polybrute/sequencer/rate 116 0–127 continuous Sequencer
/polybrute/sequencer/gate 118 0–127 continuous Sequencer

Performance MIDI

Notes, pitch bend and any CC are also available: /polybrute/note/on <note> <velocity>, /polybrute/cc/<number> <value>, /polybrute/pitchbend <0-16383>, /polybrute/program_change <n>.

Limitations

CC/NRPN only. SysEx (preset management, display control, bulk dump/load, vendor-proprietary opcodes) is NOT covered by pencilresearch. To extend this device with SysEx, sniff the vendor editor, add `sysex.header/footer` + `commands` blocks, and use `update_device.md` PR template.