Fair Value Measurements (Tables)

12 Months Ended

Jan. 31, 2026

Fair Value Disclosures [Abstract]

Summary of Assets Measured at Fair Value on Recurring Basis

The following tables summarize the assets measured at fair value on a recurring basis as of January 31, 2025 and January 31, 2026 by level within the fair value hierarchy (in thousands):

	January 31, 2025
	Level 1		Level 2		Level 3		Total
Cash equivalents:
Money market funds	$	15,056	$	—	$	—	$	15,056
Financial liability:
Warrant liability	$	—	$	—	$	11,208	$	11,208

	January 31, 2026
	Level 1		Level 2		Level 3		Total
Cash equivalents:
Money market funds	$	5,491	$	—	$	—	$	5,491
Financial liability:
Warrant liability	$	—	$	—	$	9,249	$	9,249

Change in Fair Value of Warrant Liability

The changes in the fair value of the warrant liability were as follows (in thousands):

Balance as of January 31, 2024	$	—
Issuance of Class B common stock warrants	11,058
Change in fair value of Class B common stock warrants	150
Balance as of January 31, 2025	11,208
Change in fair value of Class B common stock warrants	(1,959)
Balance as of January 31, 2026	$	9,249

Schedule of Valuation Assumptions Used in Warrant Liabilities

The value of the warrant liabilities are estimated using the Black-Scholes option-pricing model with the following assumptions:

	Year ended January 31,
	2025	2026
Expected stock price volatility	70% - 79%	63% - 72%
Expected term	3.0 - 4.0 years	2.1 - 3.3 years
Risk-free interest rate	3.81% - 4.80%	3.52% - 3.89%
Expected dividend yield	—	—