Statements of Changes in Convertible Preferred Stock and Stockholders' Equity (Deficit) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss	Series A Convertible Preferred Stock	Series A-1 Convertible Preferred Stock	Series B Convertible Preferred Stock
Beginning balance (in shares) at Dec. 31, 2020						477,297	7,537,879	11,862,043
Beginning balance at Dec. 31, 2020						$ 1,067	$ 16,333	$ 39,253
Increase (Decrease) in Temporary Equity [Roll Forward]
Issuance of milestone shares for cash, net of issuance costs (in shares)								7,908,027
Issuance of milestone shares for cash, net of issuance costs								$ 30,031
Exercise of preferred stock warrant (in shares)							447,426
Exercise of preferred stock warrant							$ 1,250
Reclassification of preferred stock tranche rights liability upon issuance of milestone shares	$ 81,190							$ 81,190
Reclassification of warrant liability upon exercise of preferred stock warrant	5,380						$ 5,380
Conversion of convertible preferred stock into common stock upon initial public offering (in shares)						(477,297)	(7,985,305)	(19,770,070)
Conversion of convertible preferred stock into common stock upon initial public offering						$ (1,067)	$ (22,963)	$ (150,474)
Ending balance at Dec. 31, 2021						$ 0	$ 0	$ 0
Ending balance (in shares) at Dec. 31, 2021						0	0	0
Beginning balance (in shares) at Dec. 31, 2020		419,124
Beginning balance at Dec. 31, 2020	(18,591)	$ 0	$ 8,374	$ (26,965)	$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of common stock warrants (in shares)		137,446
Exercise of common stock warrants	614		614
Conversion of convertible preferred stock into common stock upon initial public offering (in shares)		28,232,672
Conversion of convertible preferred stock into common stock upon initial public offering	174,504	$ 3	174,501
Issuance of common stock for cash, net of issuance costs (in shares)		11,499,998
Issuance of common stock for cash, net of issuance costs	168,556	$ 1	168,555
Cashless exercise of common stock warrants (in shares)		178,847
Stock options exercised (in shares)		5,183
Stock options exercised	15		15
Unrealized loss on marketable securities	(231)				(231)
Stock-based compensation	922		922
Net loss	$ (100,606)			(100,606)
Ending balance (in shares) at Dec. 31, 2021	40,473,270	40,473,270
Ending balance at Dec. 31, 2021	$ 225,183	$ 4	352,981	(127,571)	(231)
Increase (Decrease) in Temporary Equity [Roll Forward]
Reclassification of preferred stock tranche rights liability upon issuance of milestone shares	0
Reclassification of warrant liability upon exercise of preferred stock warrant	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock for cash, net of issuance costs (in shares)		422,160
Issuance of common stock for cash, net of issuance costs	$ 3,792		3,792
Cashless exercise of common stock warrants (in shares)		4,746
Stock options exercised (in shares)	131,626	124,886
Stock options exercised	$ 115		115
Unrealized loss on marketable securities	(520)				(520)
Stock-based compensation	3,061		3,061
Net loss	$ (42,856)			(42,856)
Ending balance (in shares) at Dec. 31, 2022	41,025,062	41,025,062
Ending balance at Dec. 31, 2022	$ 188,775	$ 4	$ 359,949	$ (170,427)	$ (751)