# Samsung Foundry Wins First Neuralink Chip Contract for Gen-4 Brain Implant

> partnership · REPORTED · 2026-06-18

Samsung Foundry has begun R&D on Neuralink's fourth-generation implant chip, codenamed O1, using a 4nm process — Neuralink's first-ever order with Samsung, displacing TSMC. The new chip enables bidirectional brain-device communication; test samples began production in May 2026 with mass production targeted for H2 2027.

- Company: Neuralink
- Sector: neurotech
- Primary source: https://www.neurofounders.co/articles/neuralink-turns-to-samsung-for-next-gen-implant-chip

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Source: MedFuel Intel news monitor. Verification tier: REPORTED. Informational only, not investment advice. Corrections: media@medfuelinc.com.