v3.25.2
Cover - shares
6 Months Ended
Jun. 30, 2025
Aug. 14, 2025
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Jun. 30, 2025  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2025  
Current Fiscal Year End Date --12-31  
Entity File Number 000-54530  
Entity Registrant Name GBT TECHNOLOGIES INC.  
Entity Central Index Key 0001471781  
Entity Tax Identification Number 27-0603137  
Entity Incorporation, State or Country Code NV  
Entity Address, Address Line One 8557 N West Knoll Dr  
Entity Address, City or Town West Hollywood  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 90069  
City Area Code 323  
Local Phone Number 207-8566  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   18,492,870,775