Condensed Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	89,000,000	72,213,000
Common stock, shares issued	1,501,984	1,285,835
Common stock, shares outstanding	1,501,984	1,285,835
Shares repurchase	124,823	83,741
Series A-1 Redeemable Convertible Preferred Stock [Member]
Temporary equity, par value	$ 0.0001	$ 0.0001
Temporary equity, shares authorized	5,000,000	5,000,000
Temporary equity, shares issued	5,000,000	5,000,000
Temporary equity, shares outstanding	5,000,000	5,000,000
Temporary equity, liquidation preference	$ 9,806	$ 9,806
Series A-2 Redeemable Convertible Preferred Stock [Member]
Temporary equity, par value	$ 0.0001	$ 0.0001
Temporary equity, shares authorized	7,700,000	7,700,000
Temporary equity, shares issued	7,700,000	7,700,000
Temporary equity, shares outstanding	7,700,000	7,700,000
Temporary equity, liquidation preference	$ 42,721	$ 42,721
Series A-3 Redeemable Convertible Preferred Stock [Member]
Temporary equity, par value	$ 0.0001	$ 0.0001
Temporary equity, shares authorized	12,482,976	12,482,976
Temporary equity, shares issued	12,482,976	12,482,976
Temporary equity, shares outstanding	12,482,976	12,482,976
Temporary equity, liquidation preference	$ 61,844	$ 61,844
Series B Redeemable Convertible Preferred Stock [Member]
Temporary equity, par value	$ 0.0001	$ 0.0001
Temporary equity, shares authorized	43,388,910	27,510,762
Temporary equity, shares issued	43,388,910	27,206,115
Temporary equity, shares outstanding	43,388,910	27,206,115
Temporary equity, liquidation preference	$ 134,059	$ 84,059