Condensed Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 16,810	$ 15,192
Marketable securities	61,340	52,533
Prepaid expenses and other current assets	1,699	3,707
Total current assets	79,849	71,432
Property and equipment, net	826	482
Operating lease right-of-use assets, net	2,727	681
Other assets	5,353	538
Total assets	88,755	73,133
Current liabilities:
Accounts payable	1,715	371
Accrued liabilities	8,097	3,906
Lease liabilities, current	717	717
Total current liabilities	10,529	4,994
Lease liabilities, noncurrent	2,096	0
Income taxes payable, noncurrent	1,299	1,171
Other noncurrent liabilities	103	72
Total liabilities	14,027	6,237
Commitments and contingencies (Note 7)
Redeemable convertible preferred stock:
Common Stock, $0.0001 par value; 89,000,000 and 72,213,000 shares authorized as of September 30, 2026 and December 31, 2025, respectively; 1,501,984 and 1,285,835 shares issued and outstanding as of September 30, 2026 and December 31, 2025, respectively; and 124,823 and 83,741 shares subject to repurchase as of September 30, 2026 and December 31, 2025, respectively	0	0
Additional paid-in capital	2,847	2,123
Accumulated other comprehensive (loss) income	(151)	17
Accumulated deficit	(136,806)	(94,259)
Total stockholders' deficit	(134,110)	(92,119)
Total liabilities, redeemable convertible preferred stock, and stockholders' deficit	88,755	73,133
Series A-1 Redeemable Convertible Preferred Stock [Member]
Redeemable convertible preferred stock:
Redeemable convertible preferred stock value	6,530	6,530
Series A-2 Redeemable Convertible Preferred Stock [Member]
Redeemable convertible preferred stock:
Redeemable convertible preferred stock value	25,181	25,181
Series A-3 Redeemable Convertible Preferred Stock [Member]
Redeemable convertible preferred stock:
Redeemable convertible preferred stock value	43,730	43,730
Series B Redeemable Convertible Preferred Stock [Member]
Redeemable convertible preferred stock:
Redeemable convertible preferred stock value	$ 133,397	$ 83,574

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).