STATEMENTS OF BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 30,432	$ 26,566
Short-term investments	73,143	70,179
Accounts receivable, net	11,996	4,448
Inventories, net	13,320	1,245
Prepaid expenses and other current assets	4,032	1,183
Total current assets	132,923	103,621
Property and equipment, net	4,776	2,476
Operating lease right-of-use asset	6,645	3,722
Restricted cash	100	100
Deferred offering costs	5,051
Other long-term assets	150	121
Total assets	149,645	110,040
Current liabilities:
Accounts payable	2,852	1,166
Accrued expenses and other current liabilities	15,828	8,128
Operating lease liabilities	1,529	1,224
Deferred revenue	939	87
Total current liabilities	21,148	10,605
Operating lease liabilities, net of current portion	5,726	2,999
Deferred revenue, net of current portion	1,860	255
Warrant liabilities	44,898	37,573
Total liabilities	73,632	51,432
Commitments and contingencies (Note 18)
Convertible preferred stock (Series A, A-2, B, B-2, C, D and E), par value of $0.0001 per share; 34,966,547 and 26,434,390 shares authorized at December 31, 2024 and 2023, respectively; 17,228,954 and 12,876,561 shares issued and outstanding at December 31, 2024 and 2023, respectively; liquidation preference of $355,162 and $295,162 at December 31, 2024 and 2023, respectively	321,373	261,713
Stockholders' deficit:
Additional paid-in capital	51,311	26,421
Accumulated other comprehensive income	65	137
Accumulated deficit	(296,737)	(229,664)
Total stockholders' deficit	(245,360)	(203,105)
Total liabilities, convertible preferred stock and stockholders' deficit	149,645	110,040
Class A Common Stock
Stockholders' deficit:
Common stock	1	1
Class B Common Stock
Stockholders' deficit:
Common stock
Class C Common Stock
Stockholders' deficit:
Common stock