Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Deferred tax assets
Net operating loss carryforwards	$ 15,543	$ 3,975
Research and development credit carryforwards	8,162	6,269
Capitalized research and development	28,294	15,282
Other	1,795	1,284
Total deferred tax assets	53,794	26,810
Valuation allowance	(53,174)	(26,736)
Net deferred tax assets	620	74
Deferred tax liabilities
Other	(620)	(74)
Total deferred tax liabilities	620	74
Net deferred tax assets	$ 0	$ 0