Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents	$ 312,761	$ 139,036
Restricted cash	449	449
Prepaid expenses and other current assets	3,054	2,645
Total current assets	316,264	142,130
Restricted cash	2,151	2,151
Property, plant and equipment, net	6,957	7,485
Operating lease right-of-use assets	7,773	8,381
Other non-current assets	186	217
Total assets	333,331	160,364
Current liabilities
Accounts payable	7,713	3,592
Accrued expenses and other current liabilities	12,151	12,862
Deferred revenue	5,485	9,773
Total current liabilities	25,349	26,227
Term loan, net	41,051	43,942
Operating lease liability, net of current portion	16,808	17,361
Other non-current liabilities	1,396	1,309
Total liabilities	84,604	88,839
Commitments and contingencies - Note 13
Stockholders' (deficit) equity
Preferred stock, $0.00001 par value per share; 10,000,000 shares authorized and no shares issued and outstanding as of June 30, 2025 and December 31, 2024
Common stock, $0.00001 par value per share; 700,000,000 shares authorized and 272,730,060 issued and outstanding as of June 30, 2025 and 400,000,000 shares authorized and 204,943,306 issued and outstanding as of December 31, 2024	3	2
Additional paid-in capital	900,139	677,859
Accumulated other comprehensive loss	(699)	(4,031)
Accumulated deficit	(650,716)	(602,305)
Total stockholders' equity	248,727	71,525
Total liabilities and stockholders' equity	$ 333,331	$ 160,364