Capital Structure - Schedule of Common Stock Reserved for Future Issuance (Details) - shares	Dec. 31, 2025	Dec. 31, 2024
Class of Stock [Line Items]
Total common stock reserved for future issuance	15,538,422	38,696,735
Series A Redeemable Convertible Preferred Stock
Class of Stock [Line Items]
Total common stock reserved for future issuance		10,889,434
Series B Redeemable Convertible Preferred Stock
Class of Stock [Line Items]
Total common stock reserved for future issuance		6,971,192
Series C Redeemable Convertible Preferred Stock
Class of Stock [Line Items]
Total common stock reserved for future issuance		4,997,963
Series D Redeemable Convertible Preferred Stock
Class of Stock [Line Items]
Total common stock reserved for future issuance		5,641,987
Series D-1 Redeemable Convertible Preferred Stock
Class of Stock [Line Items]
Total common stock reserved for future issuance		4,086,247
Shares Reserved Under 2025 Equity Incentive Plan And 2019 Equity Incentive Plan
Class of Stock [Line Items]
Total common stock reserved for future issuance	4,790,225	831,177
Employee Stock Option
Class of Stock [Line Items]
Total common stock reserved for future issuance	5,484,226	5,278,735
Pre-Funded Warrants, Issued and Outstanding
Class of Stock [Line Items]
Total common stock reserved for future issuance	4,331,090
Restricted Stock Unites, Issued and Outstanding
Class of Stock [Line Items]
Total common stock reserved for future issuance	593,525
Shares Reserved Under 2025 Employee Stock Purchase Plan
Class of Stock [Line Items]
Total common stock reserved for future issuance	339,356