Consolidated statements of redeemable convertible preferred stock and stockholders' equity (deficit) - USD ($) $ in Thousands	Total	Redeemable Convertible Preferred Stock	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Temporary equity, beginning balance at Dec. 31, 2022		$ 112,823
Temporary equity, beginning balance, shares at Dec. 31, 2022		12,000,000
Beginning balance at Dec. 31, 2022	$ (106,155)		$ 3	$ 1,279	$ (107,437)
Beginning balance, shares at Dec. 31, 2022			2,937,197
Issuance of Series A redeemable convertible preferred stock in connection with the settlement of the tranche right liability		$ 80,320
Issuance of Series A redeemable convertible preferred stock in connection with the settlement of the tranche right liability, shares		8,000,000
Issuance of Series B redeemable convertible preferred stock in connection with the settlement of the tranche right liability, net of issuance costs		$ 37,792
Issuance of Series B redeemable convertible preferred stock in connection with the settlement of the tranche right liability, net of issuance costs, shares		2,941,170
Exercise of stock options, net of tax withholding	118			118
Exercise of stock options, net of tax withholding, shares			34,302
Stock-based compensation expense	3,325			3,325
Stock-based compensation expense - related party	102			102
Stock-based compensation expense - related party, shares			20,980
Unrealized gain (loss) on available-for-sale securities, net of tax	21					$ 21
Net loss	(20,537)				(20,537)
Temporary equity, ending balance at Dec. 31, 2023	$ 230,935	$ 230,935
Temporary equity, ending balance, shares at Dec. 31, 2023	22,941,170	22,941,170
Ending balance at Dec. 31, 2023	$ (123,126)		$ 3	4,824	(127,974)	21
Ending balance, shares at Dec. 31, 2023			2,992,479
Issuance of Series B redeemable convertible preferred stock in connection with the settlement of the tranche right liability, net of issuance costs		$ 149,939
Issuance of Series B redeemable convertible preferred stock in connection with the settlement of the tranche right liability, net of issuance costs, shares		8,823,523
Conversion of convertible preferred stock to common stock upon closing of initial public offering		$ (380,874)
Conversion of convertible preferred stock to common stock upon closing of initial public offering, shares		(31,764,693)
Conversion of convertible preferred stock to common stock upon closing of initial public offering	380,874		$ 33	380,841
Conversion of convertible preferred stock to common stock upon closing of initial public offering, shares			33,321,149
Issuance of common stock from initial public offering, net of issuance costs	268,793		$ 17	268,776
Issuance of common stock from initial public offering, net of issuance costs, shares			17,250,000
Exercise of stock options, net of tax withholding	159			159
Exercise of stock options, net of tax withholding, shares			39,770
Stock-based compensation expense	6,004			6,004
Unrealized gain (loss) on available-for-sale securities, net of tax	(46)					(46)
Net loss	(62,806)				(62,806)
Temporary equity, ending balance at Dec. 31, 2024	0
Ending balance at Dec. 31, 2024	$ 469,852		$ 53	$ 660,604	$ (190,780)	$ (25)
Ending balance, shares at Dec. 31, 2024			53,603,398