Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2023
Revenue
Total revenue	$ 886,544	$ 627,892	$ 599,819
Cost of revenue
Total cost of revenue	265,748	144,962	182,014
Gross profit	620,796	482,930	417,805
Operating expenses
Research and development	531,615	206,527	175,057
Sales and marketing	867,518	482,532	417,542
General and administrative	355,695	100,377	86,754
Total operating expenses	1,754,828	789,436	679,353
Loss from operations	(1,134,032)	(306,506)	(261,548)
Interest income	25,353	11,216	5,140
Interest expense	(41,253)	(30,295)	(11,709)
Other income (expense), net	1,480	(1,884)	(1,033)
Loss before income taxes	(1,148,452)	(327,469)	(269,150)
Income tax expense	6,368	26,689	8,596
Net loss	$ (1,154,820)	$ (354,158)	$ (277,746)
Net loss per share attributable to common shareholders, basic (in dollars per share)	$ (7.48)	$ (5.84)	$ (4.66)
Net loss per share attributable to common shareholders, diluted (in dollars per share)	$ (7.48)	$ (5.84)	$ (4.66)
Weighted-average shares used in computing net loss per share attributable to common shareholders, basic (in shares)	154,294	60,628	59,590
Weighted-average shares used in computing net loss per share attributable to common shareholders, diluted (in shares)	154,294	60,628	59,590
Subscription
Revenue
Total revenue	$ 828,740	$ 537,869	$ 385,272
Cost of revenue
Total cost of revenue	215,036	97,927	62,294
Maintenance
Revenue
Total revenue	18,408	38,745	76,220
Cost of revenue
Total cost of revenue	6,068	6,472	15,059
Other
Revenue
Total revenue	39,396	51,278	138,327
Cost of revenue
Total cost of revenue	$ 44,644	$ 40,563	$ 104,661