v3.26.1
Cover
6 Months Ended
Jun. 30, 2026
Document Information [Line Items]  
Entity Central Index Key 0001742518
Document Type 6-K
Document Fiscal Year Focus 2026
Entity File Number 001-38766
Entity Registrant Name MMTEC, INC.
Amendment Flag false
Document Period End Date Jun. 30, 2026
Document Fiscal Period Focus Q2
Current Fiscal Year End Date --12-31