CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating expenses:
Research and development	$ 46,024	$ 23,949
General and administrative	21,079	8,708
Total operating expenses	67,103	32,657
Loss from operations	(67,103)	(32,657)
Other income, net	6,715	1,490
Net loss	$ (60,388)	$ (31,167)
Net loss per share—basic	$ (2.74)	$ (7.56)
Net loss per share—diluted	$ (2.74)	$ (7.56)
Weighted-average common stock outstanding—basic	22,078,190	4,121,912
Weighted-average common stock outstanding—diluted	22,078,190	4,121,912
Comprehensive loss:
Net loss	$ (60,388)	$ (31,167)
Other comprehensive income (loss):
Unrealized gain (loss) on available-for-sale investments, net of tax	12	(95)
Comprehensive loss	$ (60,376)	$ (31,262)