Brain-Computer Interfaces

Reading and writing to the brain — from clinical motor restoration to consumer neural input.

19 companies · 5 segments

Invasive BCI — Implanted Electrodes

N1 chip with 1,024 threads; 5+ humans implanted

Stentrode via blood vessels (no craniotomy)

Cortical surface microelectrode array

High-bandwidth implant; first human June 2025

Utah Array; longest clinical history

Pea-sized neuromodulation implant

Implantable sleep apnea stimulation

Chronic pain spinal stimulation

DBS for Parkinson's & depression

Everyday brain-sensing headphones

Consumer EEG headsets

Meditation EEG headbands

Time-domain functional NIRS helmet

Optical brain imaging & therapeutics

Developer-focused EEG crown

Wrist-based EMG neural input

Sensory gamma stimulation for Alzheimer's

VR cognitive assessment & training

Psychedelic neurotherapeutics (psilocybin)