Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating expenses:
Research and development	$ 69,264	$ 33,437
General and administrative	21,861	14,038
Total operating expenses	91,125	47,475
Loss from operations	(91,125)	(47,475)
Other income (expense), net:
Interest income	14,797	709
Change in fair value of derivative liability	0	(61)
Other expense	(2)	0
Total other income (expense), net	14,795	648
Loss before income taxes	(76,330)	(46,827)
Income tax expense	(99)	0
Net loss and comprehensive loss	(76,429)	(46,827)
Net loss attributable to common stockholders-basic	(76,429)	(46,827)
Net loss attributable to common stockholders-diluted	$ (76,429)	$ (46,827)
Weighted-average common shares outstanding-basic	22,315,877	1,039,490
Weighted-average common shares outstanding-diluted	22,315,877	1,039,490
Net loss per share attributable to common stockholders-basic	$ (3.42)	$ (45.05)
Net loss per share attributable to common stockholders-diluted	$ (3.42)	$ (45.05)