v3.26.3
Document And Entity Information
Nov. 12, 2026
Document Information [Line Items]  
Entity, Registrant Name CYNGN INC.
Document, Type 8-K
Document, Period End Date Nov. 12, 2026
Entity, Incorporation, State or Country Code DE
Entity, File Number 001-40932
Entity, Tax Identification Number 46-2007094
Entity, Address, Address Line One 1344 Terra Bella Avenue
Entity, Address, City or Town Mountain View
Entity, Address, State or Province CA
Entity, Address, Postal Zip Code 94043
City Area Code 650
Local Phone Number 924-5905
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock
Trading Symbol CYN
Security Exchange Name NASDAQ
Entity, Emerging Growth Company true
Entity, Ex Transition Period false
Amendment Flag false
Entity, Central Index Key 0001874097