0002123613 2026-09-29 2026-09-29 0002123613 false 8-K 2026-09-29 Kardigan, Inc. DE 001-43354 99-2994203 506 Carnegie Center Drive, Suite 201 Princeton NJ 08540 415 573-3220 false false false false Common Stock, $0.00001 par value per share KARD NASDAQ true false