Stockholders’ Deficit - Equity Incentive Plan Narrative (Details) - shares	Apr. 30, 2024	Jan. 31, 2025	Apr. 29, 2024	Jan. 31, 2024
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Shares reserved for future issuance (in shares)		93,618,000		139,215,000
ESPP
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Percentage of outstanding stock maximum	1.00%
Annual increase in number of shares reserved for issuance (in shares)	9,214,605
2024 Stock Plan
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Shares reserved for future issuance (in shares)		57,591,000		0
2024 Stock Plan | Class A common stock
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Shares reserved for future issuance (in shares)			46,073,027
2024 ESPP | ESPP
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Shares reserved for future issuance (in shares)			4,607,303