Net Loss Per Share Attributable to Common Stockholders - Schedule of Basic and Diluted Net Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Numerator:
Net loss attributable to common stockholders	$ (15,099)	$ (13,484)	$ (40,119)	$ (38,512)
Net loss attributable to common stockholders	$ (15,099)	$ (13,484)	$ (40,119)	$ (38,512)
Denominator:
Weighted-average common shares outstanding, basic (in shares)	27,274,721	557,437	22,554,427	503,455
Weighted-average common shares outstanding, diluted (in shares)	27,274,721	557,437	22,554,427	503,455
Net loss per share attributable to common stockholders, basic, (in dollars per share)	$ (0.55)	$ (24.19)	$ (1.78)	$ (76.50)
Net loss per share attributable to common stockholders, diluted (in dollars per share)	$ (0.55)	$ (24.19)	$ (1.78)	$ (76.50)