v3.26.1
Cover - USD ($)
 12 Months Ended
Dec. 31, 2025
Mar. 16, 2026
Jun. 30, 2025
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2025    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2025    
Current Fiscal Year End Date --12-31    
Entity File Number 001-40652    
Entity Registrant Name INDAPTUS THERAPEUTICS, INC.    
Entity Central Index Key 0001857044    
Entity Tax Identification Number 86-3158720    
Entity Incorporation, State or Country Code DE    
Entity Address, Address Line One 3 Columbus Circle    
Entity Address, Address Line Two 15th Floor    
Entity Address, City or Town New York    
Entity Address, State or Province NY    
Entity Address, Postal Zip Code 10019    
City Area Code (646)    
Local Phone Number 427-2727    
Title of 12(b) Security Common stock, par value $0.01    
Trading Symbol INDP    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
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 Public Float     $ 5,781,886
Entity Common Stock, Shares Outstanding   2,242,324  
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Auditor Firm ID 200    
Auditor Opinion [Text Block] We have audited the accompanying consolidated balance sheets of Indaptus Therapeutics, Inc. (the “Company”) as of December 31, 2025 and 2024, the related consolidated statements of operations and comprehensive loss, stockholders’ equity, and cash flows for each of the years then ended, and the related notes (collectively, the “consolidated financial statements”). In our opinion, the consolidated financial statements present fairly, in all material respects, the consolidated financial position of the Company as of December 31, 2025 and 2024, and the consolidated results of its operations and its cash flows for each of the years then ended, in conformity with U.S. generally accepted accounting principles.    
Auditor Name Haskell & White LLP    
Auditor Location Irvine, California