Condensed Statements of Convertible Preferred Stock and Stockholders' Equity/(Deficit) - USD ($) $ in Thousands	Total	Convertible Preferred Stock	Common Stock	Additional paid-in-capital	Accumulated other comprehensive income/ (loss)	Accumulated deficit
Beginning balance, convertible preferred stock, (in shares) at Dec. 31, 2022		144,589,706
Beginning balance, convertible preferred stock at Dec. 31, 2022		$ 147,946
Beginning balance, (in shares) at Dec. 31, 2022			1,167,240
Beginning balance at Dec. 31, 2022	$ (81,696)			$ 5,377	$ (398)	$ (86,675)
Vesting of early exercised stock options, (in shares)			17,505
Vesting of early exercised stock options, value	52			52
Exercise of stock options Value	31			31
Exercise of stock options (in shares)			9,195
Stock-based compensation	615			615
Unrealized gain (loss) on short-term investments	278				278
Net loss	(11,719)					(11,719)
Ending balance, (in shares) at Mar. 31, 2023			1,193,940
Ending balance at Mar. 31, 2023	(92,439)			6,075	(120)	(98,394)
Ending balance, convertible preferred stock, (in shares) at Mar. 31, 2023		144,589,706
Ending balance, convertible preferred stock at Mar. 31, 2023		$ 147,946
Issuance of Series C convertible preferred stock, net of $329 in issuance costs (in shares)		142,857,138
Issuance of Series C convertible preferred stock, net of $329 in issuance costs		$ 99,671
Vesting of early exercised stock options, (in shares)			12,164
Vesting of early exercised stock options, value	36			36
Exercise of stock options Value	26			26
Exercise of stock options (in shares)			7,209
Stock-based compensation	927			927
Unrealized gain (loss) on short-term investments	(20)				(20)
Net loss	(12,398)					(12,398)
Ending balance, (in shares) at Jun. 30, 2023			1,213,313
Ending balance at Jun. 30, 2023	$ (103,868)			7,064	(140)	(110,792)
Ending balance, convertible preferred stock, (in shares) at Jun. 30, 2023		287,446,844
Ending balance, convertible preferred stock at Jun. 30, 2023		$ 247,617
Beginning balance, convertible preferred stock, (in shares) at Dec. 31, 2023	287,446,844	287,446,844
Beginning balance, convertible preferred stock at Dec. 31, 2023	$ 247,617	$ 247,617
Beginning balance, (in shares) at Dec. 31, 2023			1,247,012
Beginning balance at Dec. 31, 2023	(127,082)			8,987	40	(136,109)
Vesting of early exercised stock options, (in shares)			522
Vesting of early exercised stock options, value	2			2
Exercise of stock options Value	59			59
Exercise of stock options (in shares)			15,104
Stock-based compensation	1,328			1,328
Unrealized gain (loss) on short-term investments	(61)				(61)
Net loss	(15,430)					(15,430)
Ending balance, (in shares) at Mar. 31, 2024			1,262,638
Ending balance at Mar. 31, 2024	$ (141,184)			10,376	(21)	(151,539)
Ending balance, convertible preferred stock, (in shares) at Mar. 31, 2024		287,446,844
Ending balance, convertible preferred stock at Mar. 31, 2024		$ 247,617
Beginning balance, convertible preferred stock, (in shares) at Dec. 31, 2023	287,446,844	287,446,844
Beginning balance, convertible preferred stock at Dec. 31, 2023	$ 247,617	$ 247,617
Beginning balance, (in shares) at Dec. 31, 2023			1,247,012
Beginning balance at Dec. 31, 2023	$ (127,082)			8,987	40	(136,109)
Exercise of stock options (in shares)	15,211
Ending balance, (in shares) at Jun. 30, 2024			22,254,102
Ending balance at Jun. 30, 2024	$ 179,246		$ 2	347,823	(64)	(168,515)
Ending balance, convertible preferred stock, (in shares) at Jun. 30, 2024	0
Ending balance, convertible preferred stock at Jun. 30, 2024	$ 0
Beginning balance, convertible preferred stock, (in shares) at Mar. 31, 2024		287,446,844
Beginning balance, convertible preferred stock at Mar. 31, 2024		$ 247,617
Beginning balance, (in shares) at Mar. 31, 2024			1,262,638
Beginning balance at Mar. 31, 2024	(141,184)			10,376	(21)	(151,539)
Conversion of convertible preferred stock into common stock upon initial public offering, (in shares)		(287,446,844)
Conversion of convertible preferred stock into common stock upon initial public offering, value		$ (247,617)
Issuance of common stock in initial public offering, net of $12,305 in discounts and offering costs, (in shares)			6,250,000
Issuance of common stock in initial public offering, net of $12,305 in discounts and offering costs, value	87,695		$ 1	87,694
Conversion of convertible preferred stock into common stock upon initial public offering, (in shares)			14,740,840
Conversion of convertible preferred stock into common stock upon initial public offering, value	247,617		$ 1	247,616
Vesting of early exercised stock options, (in shares)			524
Vesting of early exercised stock options, value	2			2
Exercise of stock options (in shares)			100
Stock-based compensation	2,135			2,135
Unrealized gain (loss) on short-term investments	(43)				(43)
Net loss	(16,976)					(16,976)
Ending balance, (in shares) at Jun. 30, 2024			22,254,102
Ending balance at Jun. 30, 2024	$ 179,246		$ 2	$ 347,823	$ (64)	$ (168,515)
Ending balance, convertible preferred stock, (in shares) at Jun. 30, 2024	0
Ending balance, convertible preferred stock at Jun. 30, 2024	$ 0