Taxes - Summary of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Deferred tax assets:
Net operating loss carryforwards	$ 48,853	$ 31,469
Capitalized research and development	41,642	25,055
Accrued liabilities and reserves		1,562
Stock-based compensation	7,830	4,602
Intangible assets	1,927	1,607
Operating lease liabilities	2,431	2,857
Research and development credits	13,222	7,400
Gross deferred tax assets	115,905	74,552
Valuation allowance	(113,866)	(71,512)
Total deferred tax assets	2,039	3,040
Deferred tax liabilities:
Property and equipment	(139)	(344)
Operating lease right-of-use assets	(1,900)	(2,696)
Total deferred tax liabilities	$ (2,039)	$ (3,040)