Condensed Consolidated Balance Sheets (unaudited) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents	$ 510,575	$ 189,825
Restricted cash	6,338	6,352
Accounts receivable	1,859	1,694
Prepaid expenses and other current assets	13,019	12,866
Total current assets	531,791	210,737
Property and equipment, net	321	521
Finance lease right-of-use asset, net	0	703
Operating lease right-of-use asset	2,120	2,739
Other assets	95	96
Total assets	534,327	214,796
Current liabilities:
Accounts payable	2,206	3,608
Accrued liabilities	11,054	13,348
Accrued indirect tax liabilities	14,935	26,045
Accrued compensation and benefits	2,626	4,911
Current portion of finance lease liability	0	264
Current portion of operating lease liability	1,497	1,378
Total current liabilities	32,318	49,554
Long-term finance lease liability	0	310
Long-term operating lease liability	836	1,624
Total liabilities	33,154	51,488
Commitments and contingencies (Note 7)
Stockholders’ equity:
Preferred stock
Common stock, $0.0001 par value; 100,000,000 shares authorized at June 30, 2025 and 50,000,000 shares authorized at December 31, 2024; 23,234,839 shares issued and outstanding at June 30, 2025 and 10,946,635 shares issued and outstanding at December 31, 2024	2	1
Additional paid-in capital	1,161,627	774,565
Accumulated deficit	(660,456)	(611,258)
Total stockholders’ equity	501,173	163,308
Total liabilities and stockholders’ equity	534,327	214,796
Series A Convertible Preferred Stock
Stockholders’ equity:
Preferred stock	0	0
Series X Convertible Preferred Stock
Stockholders’ equity:
Preferred stock	$ 0	$ 0