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CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Cash flows from operating activities:    
Net Income (Loss) $ (59,734) $ (36,648)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation expense 1,035 919
Provision for expected credit losses 24 44
Stock-based compensation expense 12,081 4,832
Net provision for excess and obsolete inventory 624 184
Change in fair value of warrant liabilities 12,450 7,390
Accretion of discount on short-term investments (2,025) (2,286)
Accretion of discount on long-term investments (4)  
Amortization of operating lease right-of-use asset 905 835
Loss on disposal of property and equipment   8
Changes in operating assets and liabilities:    
Accounts receivable 433 (3,060)
Inventories (7,677) (10,230)
Prepaid expenses and other current assets (5,395) (1,721)
Other long-term assets (33) (30)
Accounts payable 1,571 1,576
Accrued expenses and other current liabilities 1,565 3,269
Other long-term liabilities 1,205  
Operating lease liability (852) (750)
Deferred revenue 1,529 1,674
Net cash used in operating activities (42,298) (33,994)
Cash flows from investing activities:    
Purchases of short-term investments (236,772) (27,030)
Purchases of long-term investments (45,297)  
Proceeds from maturities and redemptions of short-term investments 122,000 56,000
Proceeds on disposal of property and equipment   50
Purchases of property and equipment (3,394) (2,834)
Net cash (used in) provided by investing activities (163,463) 26,186
Cash flows from financing activities:    
Proceeds from the issuance of common stock, net of underwriting discounts, commissions and issuance costs 195,430  
Proceeds from the issuance of common stock from private placement, net of issuance costs 15,591  
Payments for deferred offering costs   (1,341)
Proceeds from stock option exercises 2,793 52
Proceeds from common stock warrants exercise   12
Net cash provided by financing activities 213,814 (1,277)
Net increase (decrease) in cash, cash equivalents and restricted cash 8,053 (9,085)
Cash, cash equivalents and restricted cash at beginning of period 30,532 26,666
Cash, cash equivalents and restricted cash at end of period 38,585 17,581
Supplemental disclosure of non-cash investing and financing information:    
Purchases of property and equipment included in accounts payable 38 7
Purchases of property and equipment in accrued expenses and other current liabilities 212  
Deferred offering costs included in accounts payable   120
Deferred offering costs included in accrued expenses   1,634
Unrealized gain (loss) on short-term investments (262) 79
Unrealized gain (loss) on long-term investments (27)  
Reclassification of long-term investments to short-term investments 125,842  
Conversion of convertible preferred stock upon IPO 321,373  
Conversion of warrants net exercise upon IPO 57,348  
Reclassification of deferred offering costs to equity upon IPO 5,051  
Supplemental disclosure of cash flow information:    
Operating lease ROU asset obtained in exchange for operating lease obligations 1,284 3,828
Reconciliation of cash, cash equivalents and restricted cash:    
Cash and cash equivalents 38,485 17,481
Restricted cash 100 100
Total cash, cash equivalents and restricted cash shown in the statement of cash flows $ 38,585 $ 17,581