v3.26.1
Document and Entity Information
Apr. 27, 2026
Cover [Abstract]  
Amendment Flag false
Entity Central Index Key 0001831363
Document Type 8-K
Document Period End Date Apr. 27, 2026
Entity Registrant Name Terns Pharmaceuticals, Inc.
Entity Incorporation State Country Code DE
Entity File Number 001-39926
Entity Tax Identification Number 98-1448275
Entity Address, Address Line One 1065 East Hillsdale Blvd.
Entity Address, Address Line Two Suite 100
Entity Address, City or Town Foster City
Entity Address, State or Province CA
Entity Address, Postal Zip Code 94404
City Area Code (650)
Local Phone Number 525-5535
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock, $0.0001 par value per share
Trading Symbol TERN
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Entity Ex Transition Period false