NET INCOME (LOSS) PER SHARE - Schedule of Potentially Dilutive Securities Excluded from Net Loss Per Share (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	1,666,976	3,681,298	1,666,976	29,078,455
Stock options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	154,675	1,849,430	154,675	7,553,732
Early exercised stock options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	130,012	624,939	130,012	850,156
RSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	1,362,997	1,187,637	1,362,997	1,187,637
Warrants for common stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	7,618	7,618	7,618	291,610
Warrants convertible for preferred stock (TriplePoint Loan Agreement)
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	11,674	11,674	11,674	11,674
2020 Notes
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	0	0	0	12,267,157
Convertible preferred stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	0	0	0	6,916,489