v3.26.1
Cover
Feb. 02, 2026
Cover [Abstract]  
Document Type 8-K/A
Amendment Flag true
Amendment Description Amendment No. 1 to From 8-K
Document Period End Date Feb. 02, 2026
Entity File Number 001-40615
Entity Registrant Name QUANTUM COMPUTING INC.
Entity Central Index Key 0001758009
Entity Tax Identification Number 82-4533053
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 5 Marine View Plaza
Entity Address, Address Line Two Suite 214
Entity Address, City or Town Hoboken
Entity Address, State or Province NJ
Entity Address, Postal Zip Code 07030
City Area Code 703
Local Phone Number 436-2161
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common stock (par value $0.0001 per share)
Trading Symbol QUBT
Security Exchange Name NASDAQ
Entity Emerging Growth Company false