Condensed Statements of Operations and Comprehensive Loss (unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Operating expenses:
Research and development	$ 40,314	$ 16,100	$ 92,825	$ 57,440
General and administrative	9,487	5,656	25,431	17,544
Total operating expenses	49,801	21,756	118,256	74,984
Loss from operations	(49,801)	(21,756)	(118,256)	(74,984)
Other income (expense):
Interest income	4,761	2,158	14,051	6,019
Interest expense	(1,936)	(943)	(5,755)	(2,730)
Other income, net	344	437	1,237	1,360
Total other income	3,169	1,652	9,533	4,649
Net loss	(46,632)	(20,104)	(108,723)	(70,335)
Other comprehensive income:
Change in unrealized gains and losses on marketable securities	1,494	67	793	149
Comprehensive loss	$ (45,138)	$ (20,037)	$ (107,930)	$ (70,186)
Net loss per share attributable to common stockholders, basic	$ (0.85)	$ (0.45)	$ (2.03)	$ (1.67)
Net loss per share attributable to common stockholders, diluted	$ (0.85)	$ (0.45)	$ (2.03)	$ (1.67)
Weighted-average shares used in computing net loss per share attributable to common stockholders, basic	54,898,297	44,363,419	53,537,910	42,124,779
Weighted-average shares used in computing net loss per share attributable to common stockholders, diluted	54,898,297	44,363,419	53,537,910	42,124,779