v3.25.1
Document and Entity Information
Jun. 12, 2025
Cover [Abstract]  
Amendment Flag false
Entity Central Index Key 0001923840
Document Type 8-K
Document Period End Date Jun. 12, 2025
Entity Registrant Name THIRD HARMONIC BIO, INC.
Entity Incorporation State Country Code DE
Entity File Number 001-41498
Entity Tax Identification Number 83-4553503
Entity Address, Address Line One 1700 Montgomery Street
Entity Address, Address Line Two Suite 210
Entity Address, City or Town San Francisco
Entity Address, State or Province CA
Entity Address, Postal Zip Code 94111
City Area Code (209)
Local Phone Number 727-2457
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock, par value $0.0001 per share
Trading Symbol THRD
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Entity Ex Transition Period false