Paradromics, a competitor of Neuralink, announced Monday it safely implanted a brain-computer interface into a human patient last month and recorded neural activity, before removing it 10 minutes later.

Paradromics, a brain-computer-interface startup, inserted its brain implant in a person—briefly—in an early test of its technology.

Paradromics, a competitor of Neuralink, announced Monday it safely implanted a brain-computer interface into a human patient last month and recorded neural activity, before…