v3.26.1
Document And Entity Information
 12 Months Ended
Dec. 31, 2025
Document Information Line Items  
Entity Central Index Key 0002097163
Document Type F-1
Entity Registrant Name XANADU QUANTUM TECHNOLOGIES LIMITED
Entity Incorporation, State or Country Code A6
Entity Primary SIC Number 3571
Entity Address, Address Line One 777 Bay Street
Entity Address, Address Line Two Suite 2400
Entity Address, City or Town Toronto
Entity Address, State or Province ON
Entity Address, Postal Zip Code M5G 2C8
Entity Address, Country CA
City Area Code (416)
Local Phone Number 304-9629
Entity Emerging Growth Company true
Entity Ex Transition Period false
Amendment Flag false
Business Contact  
Document Information Line Items  
Entity Address, Address Line One 777 Bay Street
Entity Address, Address Line Two Suite 2400
Entity Address, City or Town Toronto
Entity Address, State or Province ON
Entity Address, Postal Zip Code M5G 2C8
Entity Address, Country CA
City Area Code (416)
Local Phone Number 304-9629
Contact Personnel Name Christian Weedbrook