CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2026	Jan. 31, 2025	Jan. 31, 2024
Revenue:
Total revenue	$ 2,463,797	$ 2,006,443	$ 1,683,011
Cost of revenue:
Total cost of revenue	696,058	535,296	424,485
Gross profit	1,767,739	1,471,147	1,258,526
Operating expenses:
Sales and marketing	944,389	871,148	782,760
Research and development	716,303	596,837	515,940
General and administrative	244,015	219,226	193,558
Total operating expenses	1,904,707	1,687,211	1,492,258
Loss from operations	(136,968)	(216,064)	(233,732)
Other income (expense):
Interest income	88,593	95,687	80,238
Interest expense	(3,128)	(8,092)	(9,387)
Other expense, net	(4,188)	(3,130)	(635)
Loss before provision for (benefit from) income taxes	(55,691)	(131,599)	(163,516)
Provision for (benefit from) income taxes	15,460	(2,527)	13,084
Net loss	$ (71,151)	$ (129,072)	$ (176,600)
Net loss per share, diluted (in dollars per share)	$ (0.88)	$ (1.73)	$ (2.48)
Net loss per share, basic (in dollars per share)	$ (0.88)	$ (1.73)	$ (2.48)
Weighted-average shares used to compute net loss per share, diluted (in shares)	81,246,520	74,555,001	71,248,982
Weighted-average shares used to compute net loss per share, basic (in shares)	81,246,520	74,555,001	71,248,982
Subscription
Revenue:
Total revenue	$ 2,385,977	$ 1,943,864	$ 1,627,326
Cost of revenue:
Total cost of revenue	571,531	441,404	345,233
Services
Revenue:
Total revenue	77,820	62,579	55,685
Cost of revenue:
Total cost of revenue	$ 124,527	$ 93,892	$ 79,252