Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Income Statement [Abstract]
Collaboration revenue	$ 8,612	$ 3,637
Operating expenses:
Research and development (includes related party amounts of $537 and $1,609, respectively)	53,441	26,237
General and administrative (includes related party amounts of $91 and $325, respectively)	22,262	10,329
Total operating expenses	75,703	36,566
Loss from operations	(67,091)	(32,929)
Other income:
Interest income	4,032	257
Total other income	4,032	257
Net loss	(63,059)	(32,672)
Other comprehensive loss:
Unrealized gain (loss) on available-for-sale securities, net	(1,265)	(270)
Comprehensive loss	$ (64,324)	$ (32,942)
Net loss per common share, basic	$ (1.52)	$ (1.39)
Net loss per common share, diluted	$ (1.52)	$ (1.39)
Weighted average number of shares outstanding, basic	41,469,631	23,530,252
Weighted-average shares of common stock outstanding, diluted	41,469,631	23,530,252