{
  "schema_version": 1,
  "projection": "envoy-agent-v1",
  "identity": {
    "title": "ARTURIA KeyStep Pro — MIDI Controller",
    "brand": "ARTURIA",
    "model": "KEYSTEP PRO",
    "mpn": "430211",
    "gtins": null,
    "handle": "ca-arturia-keystep-pro-7f48123aff",
    "url": "https://envoy-music.myshopify.com/products/ca-arturia-keystep-pro-7f48123aff",
    "catalog_product_id": "catalog:5ad3aa38e16a",
    "lane": "production",
    "product_object": "midi controller sequencer"
  },
  "offer": {
    "price": 649.99,
    "currency": "CAD",
    "available": true,
    "condition": "Brand New",
    "price_band": "mid",
    "source_verified_at": "2026-07-10T23:56:52Z"
  },
  "specifications": {"category":"production","subcategory":"production","category_path":"production","groups":[{"id":"sequencing","label":"Sequencing","fields":[{"key":"tracks","label":"Tracks","value":"4 independent polyphonic sequencer tracks","display":"4 independent polyphonic sequencer tracks","source":"Arturia KeyStep Pro product page","confidence":0.9},{"key":"patterns","label":"Patterns","value":"16 patterns per track; up to 64 steps per pattern; up to 16 notes per step","display":"16 patterns per track; up to 64 steps per pattern; up to 16 notes per step","source":"Arturia KeyStep Pro product page","confidence":0.9},{"key":"drum_sequencer","label":"Drum sequencer","value":"24-part drum sequencer with polyrhythm","display":"24-part drum sequencer with polyrhythm","source":"Arturia KeyStep Pro product page","confidence":0.9},{"key":"arpeggiator","label":"Arpeggiator","value":"7 arpeggiator modes with 5-octave range","display":"7 arpeggiator modes with 5-octave range","source":"Arturia KeyStep Pro product page","confidence":0.9},{"key":"recording","label":"Recording","value":"Real-time recording, step recording, step editing, quantized or unquantized recording","display":"Real-time recording, step recording, step editing, quantized or unquantized recording","source":"Arturia KeyStep Pro product page","confidence":0.9}]},{"id":"controls","label":"Controls","fields":[{"key":"keyboard","label":"Keyboard","value":"37 slim keys with velocity and aftertouch","display":"37 slim keys with velocity and aftertouch","source":"Arturia KeyStep Pro product page","confidence":0.9},{"key":"display","label":"Display","value":"OLED display","display":"OLED display","source":"Arturia KeyStep Pro product page","confidence":0.9},{"key":"controller_mode","label":"Controller mode","value":"Five encoders send and automate CCs","display":"Five encoders send and automate CCs","source":"Arturia KeyStep Pro product page","confidence":0.9},{"key":"metronome","label":"Metronome","value":"Metronome with built-in speaker and line output","display":"Metronome with built-in speaker and line output","source":"Arturia KeyStep Pro product page","confidence":0.9}]},{"id":"connectivity","label":"Connectivity","fields":[{"key":"cv_gate_mod_outputs","label":"Cv gate mod outputs","value":"4 CV\/Gate\/Mod output sets","display":"4 CV\/Gate\/Mod output sets","source":"Arturia KeyStep Pro product page","confidence":0.9},{"key":"drum_gate_outputs","label":"Drum gate outputs","value":"8 dedicated drum gate outputs","display":"8 dedicated drum gate outputs","source":"Arturia KeyStep Pro product page","confidence":0.9},{"key":"midi_usb","label":"Midi usb","value":"1 MIDI in, 2 MIDI out, USB, clock in\/out, reset out, sustain pedal input","display":"1 MIDI in, 2 MIDI out, USB, clock in\/out, reset out, sustain pedal input","source":"Arturia KeyStep Pro product page","confidence":0.9},{"key":"manufacturer_part_number","label":"Manufacturer part number","value":"430211","display":"430211","source":"Sweetwater KeyStep Pro product page","confidence":0.7}]}]},
  "connectivity": ["usb","midi","cv-gate"],
  "power": null,
  "included_items": null,
  "required_accessories": ["compatible power and data connections","monitoring or MIDI setup as required"],
  "optional_accessories": null,
  "compatibility": null,
  "advisor": {
    "best_for": "Hybrid hardware\/software setups that need one controller to sequence MIDI instruments, Eurorack voices, drum gates, and DAW instruments.",
    "who_should_skip": "Players who only need a simple USB keyboard, full-size piano keys, or onboard sound generation; KeyStep Pro is a controller\/sequencer, not a synthesizer sound source.",
    "fit_notes": "Check the needed output types and clocking format. The hardware provides multiple CV\/Gate\/Mod and drum gate outputs plus MIDI and USB.",
    "watchouts": "GTIN\/UPC was not verified. Some retailer dimensions round height differently; Arturia's published 589 x 55 x 209 mm figure is used.",
    "verification_questions": ["What firmware, software, storage, and synchronization features are supported by this exact model?","Which power supply, adapters, and included accessories ship with the retailer offer?","Will its audio, MIDI, and computer connections fit the intended setup without additional hardware?","Is the item still in stock at the displayed price, and what is the complete delivered cost to the intended destination?"]
  },
  "retrieval": {
    "summary": "KeyStep Pro is a electronic-music production instrument represented by 1 current Canadian retailer offer, starting at 649.99 CAD. Best suited to producers who understand how it will connect to their current sequencing and performance workflow. EnvoyMusic has verified the source price and availability signal, but has not independently verified every technical specification or US fulfillment detail. This is an verified retail listing reference, not inventory stocked or fulfilled by EnvoyMusic. Retailer price and availability can change; recheck the source before making a purchase decision. Skip it until workflow, synchronization, software, storage, I\/O, and power requirements are confirmed.",
    "agent_summary": "ARTURIA KEYSTEP PRO. visible colors: white, black, gray, red. visible controls: keys, knobs, buttons, sliders, pads. panel text: KEYSTEP PRO; Tempo \/ Fine; Swing \/ Offset; 6; 13; 15; 9; Pitch; Gate; Velocity; Time Shift; Randomness.",
    "intent_terms": ["production","music_production","sequencing","live_performance","KeyStep Pro","ARTURIA","MIDI Controllers","verified retail listing","electronic-music production instrument","music production","live performance"],
    "use_cases": ["studio-recording","modular-synthesis","sound-design","live-performance"],
    "skill_level": "intermediate"
  },
  "trust": {
    "has_verified_retail_listing": true,
    "source_count": 1,
    "source_tier_mix": ["retailer"],
    "evidence_flags": {"external_inventory":true,"source_availability":true,"source_price":true,"source_url":true,"structured_specs":false},
    "spec_provenance": null
  },
  "related": {
    "similar_item_ids": [],
    "comparison_reasons": ["source_count:1","lane:production","verified retail listing_reference"]
}
}