v3.25.2
Share-Based Compensation - Summary of The Option Activities (Details) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Dec. 31, 2023
May 31, 2022
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Non-employees            
Share-Based Compensation            
Number of options, Granted 1,644,576          
Number of options, Canceled   723,738        
Employees            
Share-Based Compensation            
Number of options, Granted     0 0 0  
2019 Plan | Non-employees            
Share-Based Compensation            
Number of options, Beginning balance       1,300,694 2,391,894  
Number of options, Granted       1,644,576    
Number of options, Canceled         (723,738)  
Number of options, Exercised       (2,945,270) (367,462)  
Number of options, Ending balance         1,300,694 2,391,894
Weighted average exercise price, Beginning balance       $ 0.0001 $ 0.0001  
Weighted average exercise price, Canceled       0.0001 0.0001  
Weighted average exercise price, Exercised       0.00002 0.0001  
Weighted average exercise price, Ending balance         0.0001 $ 0.0001
Weighted average grant date fair value, Beginning balance       5.08 5.12  
Weighted average grant date fair value, Granted       0.14    
Weighted average grant date fair value, Canceled         5.32  
Weighted average grant date fair value, Exercised       $ 2.24 4.86  
Weighted average grant date fair value, Ending balance         $ 5.08 $ 5.12
Aggregate intrinsic value, Beginning balance       $ 556 $ 2,655  
Aggregate intrinsic value, Ending balance         $ 556 $ 2,655
Weighted average remaining contractual term         7 years 2 months 12 days 8 years
2019 Plan | Employees            
Share-Based Compensation            
Number of options, Beginning balance       3,794,653 2,689,206  
Number of options, Exercised       (3,794,653) (127,580)  
Number of options, Exercise withdraw         1,233,027  
Number of options, Ending balance         3,794,653 2,689,206
Weighted average exercise price, Beginning balance       $ 0.05 $ 0.06  
Weighted average exercise price, Exercised         0.2  
Weighted average exercise price, Exercise withdraw         0.15  
Weighted average exercise price, Ending balance         0.05 $ 0.06
Weighted average grant date fair value, Beginning balance       5.22 5.3  
Weighted average grant date fair value, Exercised       $ 5.22 6.17  
Weighted average grant date fair value, Exercise withdraw         5.13  
Weighted average grant date fair value, Ending balance         $ 5.22 $ 5.3
Aggregate intrinsic value, Beginning balance       $ 1,300 $ 2,822  
Aggregate intrinsic value, Ending balance         $ 1,300 $ 2,822
Weighted average remaining contractual term         6 years 3 months 18 days 7 years 6 months