CONDENSED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents	$ 35,075	$ 30,432
Short-term investments	214,645	73,143
Accounts receivable, net	11,395	11,996
Inventories, net	17,323	13,320
Prepaid expenses and other current assets	7,637	4,032
Total current assets	286,075	132,923
Property and equipment, net	6,465	4,776
Operating lease right-of-use asset	6,038	6,645
Restricted cash	100	100
Deferred offering costs		5,051
Long-term investments	31,149
Other long-term assets	144	150
Total assets	329,971	149,645
Current liabilities:
Accounts payable	3,424	2,852
Accrued expenses and other current liabilities	13,405	15,828
Operating lease liabilities	1,519	1,529
Deferred revenue	1,141	939
Total current liabilities	19,489	21,148
Operating lease liabilities, net of current portion	5,168	5,726
Deferred revenue, net of current portion	2,670	1,860
Warrant liabilities		44,898
Other long-term liabilities	1,011
Total liabilities	28,338	73,632
Commitments and contingencies (Note 17)
Convertible preferred stock (Series A, A-2, B, B-2, C, D and E), par value of $0.0001 per share; no and 34,966,547 shares authorized at June 30, 2025 and December 31, 2024, respectively; no and 17,228,954 shares issued and outstanding at June 30, 2025 and December 31, 2024, respectively; liquidation preference of $0 and $355,162 at June 30, 2025 and December 31, 2024, respectively		321,373
Stockholders' deficit:
Common stock	4
Preferred stock
Additional paid-in capital	643,742	51,311
Accumulated other comprehensive income	149	65
Accumulated deficit	(342,262)	(296,737)
Total stockholders' equity (deficit)	301,633	(245,360)
Total liabilities, convertible preferred stock and stockholders' equity (deficit)	329,971	149,645
Class A Common Stock
Stockholders' deficit:
Common stock		1
Class B Common Stock
Stockholders' deficit:
Common stock
Class C Common Stock
Stockholders' deficit:
Common stock