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Keyword Spotting

Custom wake words and command vocabularies — fully on-device, no third-party hub dependency

Market opportunity

The voice-enabled IoT device market is expanding rapidly beyond smart speakers into industrial controls, medical devices, consumer appliances, and automotive. Most existing solutions depend on third-party cloud wake word services — creating latency, privacy, and connectivity constraints. SensiML enables fully self-contained, custom voice command directly on the embedded MCU, opening a large addressable market of OEMs who need voice UI without cloud dependency.

What SensiML brings to market

SensiML's keyword spotting platform combines a graphical AutoML pipeline with automated dataset augmentation, pre-trained templates, and point-and-click deployment to 25+ embedded targets. The result is production-quality custom wake word models without requiring data science expertise from the customer. The addition of VoiceID technology — which enables speaker identification alongside command recognition — extends the platform into security, personalization, and multi-user use cases that competitors do not address at the embedded level.

Keyword Spotting

Capabilities & IP

25+

Embedded platforms supported for one-click model porting

Custom wake words and command vocabularies deployable across MCU families from Arm, Nordic, NXP, Infineon, and more.

No hub

Fully self-contained voice control — no third-party dependency

Wake word and command recognition runs entirely on-device. No Alexa, Google Assistant, or cloud subscription required.

VoiceID

Speaker identification layered on top of command recognition

Adds user authentication and personalization — a differentiating capability for security-conscious and multi-user device applications.

Proven use cases

  • Custom wake word for consumer smart devices
  • Voice command interfaces for industrial controls
  • Hands-free medical device interaction
  • Automotive in-cabin voice command (no connectivity)
  • Speaker identification for secure device access
  • Multi-user personalization in shared IoT devices

IP & technical differentiators

  • VoiceID: proprietary speaker identification technology
  • Automated dataset augmentation (noise, pitch, cadence variations)
  • Pre-trained keyword spotting templates reduce time-to-market
  • 25+ platform deployment targets via point-and-click porting
  • Deep learning models optimized for microphone-equipped MCUs
The combination of custom keyword spotting and VoiceID speaker identification on a single embedded platform — without cloud dependency — is a technically differentiated offering with no direct equivalent in the market at this price and footprint point.

See it in action

Rapid Production Quality Models

Rapid Production Quality Models

Graphical AutoML pipeline with automated augmentation and one-click deployment to 25+ targets.

Read tutorial →
SensiML VoiceID Technology

SensiML VoiceID Technology

Speaker identification layered on command recognition — security and personalization on-device.

Platforms and Plans
SensiML offers complete Knowledge Pack development services allowing you to focus on your application. Our team can devise a customized project plan using your application audio training data to create a tailored voice recognition library ready to drop into your application.
Platforms and Plans
For project teams with basic machine learning familiarity, desire to learn, or needing to undertake the tasks entirely in-house, SensiML offers its ML Analytics Toolkit suite. A true end-to-end workflow, SensiML Analytics Toolkit supports the complete process from data collection and labeling to Knowledge Pack generation and testing.
SensiML
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