v3.26.1
Cover
 12 Months Ended
Dec. 31, 2025
shares
Document Information [Line Items]  
Document Type 20-F
Document Registration Statement false
Document Annual Report true
Document Transition Report false
Document Financial Statement Error Correction [Flag] false
Document Shell Company Report false
Entity Interactive Data Current Yes
Document Accounting Standard U.S. GAAP
ICFR Auditor Attestation Flag false
Amendment Flag false
Document Period End Date Dec. 31, 2025
Document Fiscal Year Focus 2025
Document Fiscal Period Focus FY
Entity Information [Line Items]  
Entity Registrant Name SunCar Technology Group Inc.
Entity Central Index Key 0001936804
Entity File Number 001-41706
Entity Incorporation, State or Country Code E9
Current Fiscal Year End Date --12-31
Entity Well-known Seasoned Issuer No
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Shell Company false
Entity Filer Category Accelerated Filer
Entity Emerging Growth Company true
Entity Ex Transition Period false
Entity Contact Personnel [Line Items]  
Entity Address, Address Line One Suite 209
Entity Address, Address Line Two No. 656 Lingshi Road
Entity Address, Address Line Three Jing’an District
Entity Address, City or Town Shanghai
Entity Address, Country CN
Entity Address, Postal Zip Code 200072
Class A Ordinary Shares, $0.0001 par value per share  
Entity Listings [Line Items]  
Title of 12(b) Security Class A Ordinary Shares, $0.0001 par value per share
Trading Symbol SDA
Security Exchange Name NASDAQ
Warrants, each exercisable for one-half of one Class A Ordinary Share at an exercise price of $11.50 per full share  
Entity Listings [Line Items]  
Title of 12(b) Security Warrants, each exercisable for one-half of one Class A Ordinary Share at an exercise price of $11.50 per full share
Trading Symbol SDAWW
Security Exchange Name NASDAQ
Class A Ordinary Shares  
Entity Listings [Line Items]  
Entity Common Stock, Shares Outstanding 59,608,351
Class B Ordinary Shares  
Entity Listings [Line Items]  
Entity Common Stock, Shares Outstanding 46,039,565
Business Contact [Member]  
Entity Contact Personnel [Line Items]  
Contact Personnel Name Shanghai Feiyou Trading Co., Ltd
Entity Address, Address Line One Suite 209
Entity Address, Address Line Two No. 656 Lingshi Road
Entity Address, Address Line Three Jing’an District
Entity Address, City or Town Shanghai
Entity Address, Country CN
Entity Address, Postal Zip Code 200072
Entity Phone Fax Numbers [Line Items]  
City Area Code (86)
Local Phone Number 138-1779-6110