Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 155,568	$ 98,679
Marketable securities	84,562	39,463
Prepaid expenses and other current assets	3,910	6,561
Total current assets	244,040	144,703
Property and equipment, net	7,172	2,073
Operating right-of-use assets	2,388	1,564
Restricted cash	100	100
Other long-term assets	3,198	100
Total assets	256,898	148,540
Current liabilities:
Accounts payable	3,518	3,311
Accrued expenses and other current liabilities	26,331	8,025
Deferred revenue, current	9,679	10,493
Total current liabilities	39,528	21,829
Deferred revenue, non-current		5,489
Operating lease liabilities, net of current portion	2,464	1,340
Total liabilities	41,992	28,658
Stockholders' equity:
Preferred stock, $0.0001 par value; 10,000,000 shares authorized; no shares issued or outstanding at September 30, 2024 and December 31, 2023
Common stock, $0.0001 par value; 300,000,000 shares authorized at September 30, 2024 and December 31, 2023; 60,422,062 and 43,251,778 shares issued and outstanding at September 30, 2024 and December 31, 2023, respectively	6	4
Additional paid-in capital	650,351	342,663
Accumulated other comprehensive income	70	22
Accumulated deficit	(435,521)	(222,807)
Total stockholders' equity	214,906	119,882
Total liabilities and stockholders' equity	$ 256,898	$ 148,540