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Akai Z8 MIDI CC chart, NRPN and OSC map

The Akai Z8 MIDI implementation: 11 CC, 75 SysEx commands, each named, for Claude (MCP), SuperCollider or any OSC app.

Device Akai Z8
Vendor Akai
OSC prefix /akai_z8
Source πŸŽ›οΈ Derived from an Electra One community preset
Revision per Electra preset
Upstream electra-preset
Driver file devices/akai/akai_z8.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 β€” 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/akai/akai_z8.json --out-port <N> --in-port <M>

Then send OSC to 127.0.0.1:7777, for example:

osc-bridge osc-send /akai_z8/1_cc74 63

From Claude or any MCP client, the osc-bridge mcp server exposes this driver as akai_z8: ask β€œwhat can the Akai Z8 do?” and it reads this map with list_routes. See the MCP guide.

MIDI CC and NRPN parameters (11)

OSC address CC NRPN (MSB/LSB) Range Nature Section
/akai_z8/1_cc74 74 0–127 continuous
/akai_z8/2_cc74 74 0–127 continuous
/akai_z8/3_cc74 74 0–127 continuous
/akai_z8/4_cc74 74 0–127 continuous
/akai_z8/5_cc74 74 0–127 continuous
/akai_z8/6_cc74 74 0–127 continuous
/akai_z8/source_midi 28 0–127 continuous
/akai_z8/source_midi 29 0–127 continuous
/akai_z8/source_midi 30 0–127 continuous
/akai_z8/set_dest 31 0–127 continuous
/akai_z8/depth 32 0–127 continuous

SysEx commands (75)

OSC address Arguments
/akai_z8/program_screen val: u7
/akai_z8/sets_curr_kg val: u7
/akai_z8/sets_to_all val: u7
/akai_z8/kg_select val: u7
/akai_z8/prog_no val: u7
/akai_z8/filter_type val: u7
/akai_z8/filter_freq val: u7
/akai_z8/res val: u7
/akai_z8/amplitude val: u7
/akai_z8/filter_env val: u7
/akai_z8/aux_env val: u7
/akai_z8/lfo_1_2 val: u7
/akai_z8/rate val: u7
/akai_z8/depth val: u7
/akai_z8/waveform val: u7
/akai_z8/delay val: u7
/akai_z8/lfo_phase val: u7
/akai_z8/re_trigger val: u7
/akai_z8/lfo_sync val: u7
/akai_z8/midi_sync val: u7
/akai_z8/sync_value val: u7
/akai_z8/portamento val: u7
/akai_z8/mono_legato val: u7
/akai_z8/porta_time val: u7
/akai_z8/multi_tempo val: u7
/akai_z8/prog_monitor val: u7
/akai_z8/multi_button val: u7
/akai_z8/slot_no val: u7
/akai_z8/mod_source val: u7
/akai_z8/cc_no val: u7
/akai_z8/destination val: u7
/akai_z8/key_group val: u7
/akai_z8/mute_1 val: u7
/akai_z8/mute_2 val: u7
/akai_z8/mute_3 val: u7
/akai_z8/mute_4 val: u7
/akai_z8/mute_5 val: u7
/akai_z8/mute_6 val: u7
/akai_z8/solo_1 val: u7
/akai_z8/solo_2 val: u7
/akai_z8/solo_3 val: u7
/akai_z8/solo_4 val: u7
/akai_z8/solo_5 val: u7
/akai_z8/solo_6 val: u7
/akai_z8/ouputs val: u7
/akai_z8/volume_1 val: u7
/akai_z8/volume val: u7
/akai_z8/pad_toggle val: u7
/akai_z8/input val: u7
/akai_z8/effect val: u7
/akai_z8/ouput val: u7
/akai_z8/list val: u7
/akai_z8/6_p_lo_pass val: u7
/akai_z8/source_midi val: u7
/akai_z8/dest_freq val: u7
/akai_z8/cc_74 val: u7
/akai_z8/a_0 val: u7
/akai_z8/decay val: u7
/akai_z8/s_0 val: u7
/akai_z8/r_0 val: u7
/akai_z8/freq_0 val: u7
/akai_z8/d_20 val: u7
/akai_z8/all_kg val: u7
/akai_z8/set_to_2_hp val: u7
/akai_z8/slot_62_cont val: u7
/akai_z8/slot_63_cont val: u7
/akai_z8/set_to_2_lp val: u7
/akai_z8/low_cut val: u7
/akai_z8/cc_03 val: u7
/akai_z8/frequency val: u7
/akai_z8/high_cut val: u7
/akai_z8/choose_triple val: u7
/akai_z8/cc_number val: u7
/akai_z8/plus_1 val: u7
/akai_z8/minus_1 val: u7

Performance MIDI

Notes, pitch bend and any CC are also available: /akai_z8/note/on <note> <velocity>, /akai_z8/cc/<number> <value>, /akai_z8/pitchbend <0-16383>, /akai_z8/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.

Frequently asked questions

How many parameters of the Akai Z8 can be controlled over MIDI?

SynthHub's map of the Akai Z8 lists 11 MIDI CC parameters, each with its number, range and a readable name; the full chart is on this page.

Can an AI agent like Claude control the Akai Z8?

Yes: SynthHub's hosted MCP server knows the Akai Z8's MIDI map, and its browser relay lets the agent send it parameter changes or load a sound, each sound change confirmed by you.