CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 371,630	$ 37,784
Marketable Securities	166,854	189,003
Prepaid expenses and other current assets	5,456	3,523
Total current assets	543,940	230,310
Property and equipment, net	15,295	14,595
Operating lease right-of use assets	12,816	12,651
Restricted cash equivalents	1,149	1,149
Other Assets	3,601	6,180
Total assets	576,801	264,885
Current liabilities:
Accounts payable	1,227	1,737
Accrued expenses and other current liabilities	6,298	9,522
Deferred revenue, current portion	18,958	18,662
Operating lease liabilities, current portion	1,430	1,315
Total current liabilities	27,913	31,236
Deferred revenue, net of current portion	32,633	36,156
Operating lease liabilities, net of current portion	10,147	10,233
Total liabilities	70,693	77,625
Commitments and contingencies (Note 13)
Stockholders' deficit:
Additional paid-in capital	681,233	10,373
Accumulated other comprehensive (loss) income	(241)	42
Accumulated deficit	(174,889)	(156,564)
Total stockholders' equity (deficit)	506,108	(146,149)
Total liabilities, redeemable convertible preferred stock and stockholders' equity (deficit)	576,801	264,885
Series Seed redeemable convertible preferred stock
Redeemable convertible preferred stock:
Redeemable convertible preferred stock	0	5,000
Series A redeemable convertible preferred stock
Redeemable convertible preferred stock:
Redeemable convertible preferred stock	0	145,050
Series A-1 redeemable convertible preferred stock
Redeemable convertible preferred stock:
Redeemable convertible preferred stock	0	8,197
Series B redeemable convertible preferred stock
Redeemable convertible preferred stock:
Redeemable convertible preferred stock	0	174,654
Partner redeemable convertible preferred stock
Redeemable convertible preferred stock:
Redeemable convertible preferred stock	0	508
Common Stock
Stockholders' deficit:
Common stock value	5	0
Class A Common stock
Stockholders' deficit:
Common stock value	$ 0	$ 0

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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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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).