v3.26.1
Cover
Nov. 03, 2025
Aug. 06, 2025
Cover [Abstract]    
Document Type   8-K
Document Period End Date Jun. 04, 2026  
Entity Registrant Name   UPWORK INC.
Entity Incorporation, State or Country Code   DE
Entity File Number   001-38678
Entity Tax Identification Number   46-4337682
Entity Address, Address Line One   530 Lytton Avenue, Suite 301
Entity Address, City or Town   Palo Alto,
Entity Address, State or Province   CA
Entity Address, Postal Zip Code   94301
City Area Code   650
Local Phone Number   316-7500
Written Communications   false
Soliciting Material   false
Pre-commencement Tender Offer   false
Pre-commencement Issuer Tender Offer   false
Title of 12(b) Security   Common Stock, $0.0001 par value per share
Trading Symbol   UPWK
Security Exchange Name   NASDAQ
Entity Emerging Growth Company   false
Entity Central Index Key   0001627475
Amendment Flag   false