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Fair Value Measurements (Tables)
3 Months Ended
Apr. 30, 2024
Fair Value Disclosures [Abstract]  
Summary of Assets and Liabilities 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, 2024 and April 30, 2024 by level within the fair value hierarchy (in thousands):
January 31, 2024
Level 1Level 2Level 3Total
Cash equivalents:
Money market funds$11,942 $— $— $11,942 
Total cash equivalents$11,942 $— $— $11,942 
April 30, 2024
Level 1Level 2Level 3Total
Cash equivalents:
Money market funds$25,135 $— $— $25,135 
Total cash equivalents$25,135 $— $— $25,135 
Financial liability:
Warrants
$— $— $1,656 $1,656 
Changes in Fair Value of Warrant Liability
The changes in the fair value of the warrant liability were as follows (in thousands):
Balance as of January 31, 2024$— 
Issuance of Class B common stock warrants2,222 
Decrease in fair value of Class B common stock warrants(566)
Balance as of April 30, 2024$1,656 
Warrant Liabilities, Fair Value Assumptions
The value of the warrant liabilities are estimated using the Black-Scholes option-pricing model with the following assumptions:
Three months ended April 30,
2024
Expected stock price volatility
73% - 79%
Expected term
3.8 - 4.0 years
Risk-free interest rate
4.36% - 4.80%
Expected dividend yield