First non-human primate study of Neuralink N1 shows 5-year stable recording with no brain damage

Summary

Neuralink published peer-reviewed 5-year histological data from macaques implanted with the N1 chip, showing stable single-unit recordings and no evidence of neuroinflammation, gliosis, or device migration at the 5-year timepoint. The study, published in Nature Biomedical Engineering, included 6 animals with complete post-mortem brain analysis.