Fair Value Measurements (Tables)

3 Months Ended

Apr. 30, 2025

Fair Value Disclosures [Abstract]

Schedule of financial assets and liabilities measured at fair value on a recurring basis

The following tables present information about the Company’s financial assets that have been measured at fair value on a recurring basis as of April 30, 2025 and January 31, 2025 and indicate the fair value hierarchy of the valuation inputs utilized to determine such fair value (in thousands):

	Fair Value Measurement as of April 30, 2025
	Level 1		Level 2		Level 3		Total
Financial Assets:
Cash and cash equivalents:
Money market funds	$	228,559	$	—	$	—	$	228,559
Short-term investments:
U.S. government treasury securities	1,796,129		—		—		1,796,129
Total financial assets	$	2,024,688	$	—	$	—	$	2,024,688

	Fair Value Measurement as of January 31, 2025
	Level 1		Level 2		Level 3		Total
Financial Assets:
Cash and cash equivalents:
Money market funds	$	152,588	$	—	$	—	$	152,588
Short-term investments:
U.S. government treasury securities	1,846,444		—		—		1,846,444
Total financial assets	$	1,999,032	$	—	$	—	$	1,999,032

Schedule of Marketable Securities

The following table summarizes the amortized cost and fair value of the Company’s short-term investments by remaining contractual maturity as of April 30, 2025 and January 31, 2025 (in thousands):

	April 30, 2025						January 31, 2025
	Amortized Cost		Net Unrealized Gains		Fair Value		Amortized Cost		Net Unrealized Gains		Fair Value
Due within one year	$	1,028,664	$	1,602	$	1,030,266	$	968,748	$	944	$	969,692
Due after one year and within three years	759,066		6,797		765,863		876,154		598		876,752
Total short-term investments	$	1,787,730	$	8,399	$	1,796,129	$	1,844,902	$	1,542	$	1,846,444