Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands		Jun. 30, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents		$ 220,942	$ 69,386
Prepaid expenses and other current assets		2,042	268
Total current assets		222,984	69,654
Property and equipment, net		147	0
Operating lease right-of-use asset		777
Other assets		60	3,145
Total assets		223,968	72,799
Current liabilities:
Accounts payable		7,586	1,290
Accrued expenses and other current liabilities		8,091	4,125
Related party accrued expenses and other current liabilities		2,380	5,504
Warrant liability, related party		3,563	1,077
Total current liabilities		21,620	11,996
Convertible Notes payable	[1]		107,600
Long-term lease liability		792
Total liabilities		22,412	119,596
Commitments and contingencies (Note 12)
Stockholders' deficit:
Series A non-voting convertible preferred stock, $0.0001 par value; 12,622 and no shares authorized as of June 30, 2025 and December 31, 2024, respectively; 12,622 shares and no shares issued and outstanding as of June 30, 2025 and December 31, 2024, respectively		2
Common stock, $0.0001 par value; 300,000,000 and 40,000,000 shares authorized as of June 30, 2025 and December 31, 2024, respectively; 32,626,730 and 3,672,794 shares issued and outstanding as of June 30, 2025 and December 31, 2024, respectively		3	1
Additional paid-in capital		318,857	179
Accumulated other comprehensive loss		(24)
Accumulated deficit		(117,282)	(46,979)
Total stockholders' equity (deficit)		201,556	(46,799)
Total liabilities, Series Seed convertible preferred stock and stockholders' equity (deficit)		223,968	72,799
Series Seed Convertible Preferred Stock
Current liabilities:
Series Seed convertible preferred stock, $0.0001 par value; no shares and 20,000,000 shares authorized as of June 30, 2025 and December 31, 2024, respectively; no shares and 20,000,000 issued and outstanding as of June 30, 2025 and December 31,2024, respectively; liquidation preference of $2 as of December 31, 2024 and none as of June 30, 2025, respectively.			2
Series A Non-voting Convertible Preferred Stock
Stockholders' deficit:
Series A non-voting convertible preferred stock, $0.0001 par value; 12,622 and no shares authorized as of June 30, 2025 and December 31, 2024, respectively; 12,622 shares and no shares issued and outstanding as of June 30, 2025 and December 31, 2024, respectively		$ 2
Related Party
Current liabilities:
Convertible Notes payable			$ 22,700

[1] Includes related party amount of $22.7 million at December 31, 2024.