CONSOLIDATED STATEMENTS OF REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) $ in Thousands	Total	Series A	Series B	Series C	IPO	Private Placement	Follow-on offering	Common Stock	Common Stock IPO	Common Stock Private Placement	Common Stock Follow-on offering	Additional Paid In Capital	Additional Paid In Capital IPO	Additional Paid In Capital Private Placement	Additional Paid In Capital Follow-on offering	Accumulated Deficit	Accumulated Other Comprehensive Loss
Beginning Balance at Dec. 31, 2021	$ (121,515)							$ 1				$ 8,615				$ (130,111)	$ (20)
Beginning Balance, Shares at Dec. 31, 2021								544,210
Temporary Equity, Beginning Balance at Dec. 31, 2021		$ 28,894	$ 85,367	$ 119,118
Temporary Equity, Beginning balance, shares at Dec. 31, 2021		5,413,272	8,975,585	10,396,707
Issuance of common stock, net of transaction costs, value					$ 127,283	$ 9,958	$ 120,719		$ 9	$ 1	$ 8		$ 127,274	$ 9,957	$ 120,711
Issuance of common stock, net of transaction costs, shares									9,487,500	590,318	8,050,000
Issuance of common stock from vesting / early exercise of restricted stock, value	122											122
Issuance of common stock from vesting / early excercise of restricted stock, shares								42,709
Conversion of preferred stock to common stock, value	233,379							$ 25				233,354
Conversion of preferred stock to common stock, shares								24,785,564
Temporary Equity, Conversion of stock, value		$ (28,894)	$ (85,367)	$ (119,118)
Temporary Equity, Conversion of stock, shares		(5,413,272)	(8,975,585)	(10,396,707)
Exercise of stock options, value	2,344											2,344
Exercise of stock options, shares								605,680
Share-based compensation	21,544											21,544
Unrealized gain (loss) on marketable securities	(201)																(201)
Net Income (Loss)	(188,679)															(188,679)
Ending Balance at Dec. 31, 2022	204,954							$ 44				523,921				(318,790)	(221)
Ending Balance, shares at Dec. 31, 2022								44,105,981
Issuance of common stock, net of transaction costs, value						$ 299,706				$ 7				$ 299,699
Issuance of common stock, net of transaction costs, shares										6,720,803
Issuance of common stock from vesting / early excercise of restricted stock, shares								295,496
Exercise of stock options, value	7,763							$ 1				7,762
Exercise of stock options, shares								1,114,015
Issuance of common stock pursuant to employee stock purchase plan, value	1,090											1,090
Issuance of common stock pursuant to employee stock purchase plan, Shares								43,782
Share-based compensation	41,789											41,789
Unrealized gain (loss) on marketable securities	768																768
Net Income (Loss)	(70,690)															(70,690)
Ending Balance at Dec. 31, 2023	$ 485,380							$ 52				$ 874,261				$ (389,480)	$ 547
Ending Balance, shares at Dec. 31, 2023								52,280,077