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Ableton AutoFilter2-borked: MIDI CC, NRPN and OSC map

The Ableton AutoFilter2-borked as named OSC addresses — 45 CC — ready to use from Claude (MCP), SuperCollider, Sonic Pi, TouchDesigner or any OSC app via osc-bridge.

Device Ableton AutoFilter2-borked
Vendor Ableton
OSC prefix /autofilter2_borked
Source 🎛️ Derived from an Electra One community preset
Revision per Electra preset
Upstream electra-preset
Driver file devices/ableton/autofilter2_borked.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/ableton/autofilter2_borked.json --out-port <N> --in-port <M>

Then send OSC to 127.0.0.1:7777, for example:

osc-bridge osc-send /autofilter2_borked/frequency 8191

From Claude or any MCP client, the osc-bridge mcp server exposes this driver as autofilter2_borked: ask “what can the Ableton AutoFilter2-borked do?” and it reads this map with list_routes. See the MCP guide.

MIDI CC and NRPN parameters (45)

OSC address CC NRPN (MSB/LSB) Range Nature Section
/autofilter2_borked/frequency 7 / 39 0–16383 continuous
/autofilter2_borked/attack 4 / 36 0–16383 continuous
/autofilter2_borked/hold 27 0–127 continuous
/autofilter2_borked/release 5 / 37 0–16383 continuous
/autofilter2_borked/s_h 29 0–127 continuous
/autofilter2_borked/s_h_rate 28 0–127 continuous
/autofilter2_borked/type 69 0–127 continuous
/autofilter2_borked/amount 3 / 35 -1000–1000 continuous
/autofilter2_borked/slope 67 0–127 continuous
/autofilter2_borked/stereo_mode 57 0–127 continuous
/autofilter2_borked/phase 12 / 44 0–360 continuous
/autofilter2_borked/offset 11 / 43 0–360 continuous
/autofilter2_borked/q_mode 31 0–127 continuous
/autofilter2_borked/steps 59 2–64 continuous
/autofilter2_borked/formant 6 / 38 0–1000 continuous
/autofilter2_borked/amount 8 / 40 0–1000 continuous
/autofilter2_borked/rate 13 / 45 0–16383 continuous
/autofilter2_borked/time_mode 60 0–127 continuous
/autofilter2_borked/wave 61 0–127 continuous
/autofilter2_borked/morph 10 / 42 -1000–1000 continuous
/autofilter2_borked/morph 17 / 49 0–1000 continuous
/autofilter2_borked/drive 1 / 33 0–1000 continuous
/autofilter2_borked/soft_clip_on 68 0–127 continuous
/autofilter2_borked/circuit 25 0–127 continuous
/autofilter2_borked/output 18 / 50 0–16383 continuous
/autofilter2_borked/dry_wet 2 / 34 0–1000 continuous
/autofilter2_borked/device_on 26 0–127 continuous
/autofilter2_borked/sidechain 66 0–127 continuous
/autofilter2_borked/filter 64 0–127 continuous
/autofilter2_borked/type 65 0–127 continuous
/autofilter2_borked/mix 24 / 56 0–1000 continuous
/autofilter2_borked/frequency 20 / 52 0–16383 continuous
/autofilter2_borked/gain 23 / 55 0–16383 continuous
/autofilter2_borked/gain 21 / 53 -150–150 continuous
/autofilter2_borked/q 22 / 54 10–1200 continuous
/autofilter2_borked/pitch 63 -36–36 continuous
/autofilter2_borked/morph_slope 62 0–127 continuous
/autofilter2_borked/spin 15 / 47 0–500 continuous
/autofilter2_borked/s_h 58 0–127 continuous
/autofilter2_borked/resonance 19 / 51 0–1000 continuous
/autofilter2_borked/16th 30 1–64 continuous
/autofilter2_borked/smoothing 14 / 46 0–1000 continuous
/autofilter2_borked/control 0 / 32 -1000–1000 continuous
/autofilter2_borked/freq 9 / 41 0–16383 continuous
/autofilter2_borked/lfo_time 16 / 48 0–16383 continuous

Performance MIDI

Notes, pitch bend and any CC are also available: /autofilter2_borked/note/on <note> <velocity>, /autofilter2_borked/cc/<number> <value>, /autofilter2_borked/pitchbend <0-16383>, /autofilter2_borked/program_change <n>.

Limitations

Imported from an Electra One community preset. The mapping reflects the preset author's editorial choices: parameter naming, ranges, and which params are exposed. Untested on hardware in this repo.