Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Oct. 31, 2021	Jan. 31, 2021
Current assets:
Cash and cash equivalents	$ 1,664,866	$ 395,472
Short-term investments	378	364
Accounts receivable, net	68,913	39,315
Deferred contract acquisition costs, current	20,451	14,733
Prepaid expenses and other current assets	18,286	14,173
Total current assets	1,772,894	464,057
Property and equipment, net	23,686	13,373
Operating lease right-of-use assets	24,337	18,026
Deferred contract acquisition costs, non-current	30,107	21,940
Intangible assets, net	16,376	470
Goodwill	108,193	0
Other assets	5,401	2,694
Total assets	1,980,994	520,560
Current liabilities:
Accounts payable	7,486	11,822
Accrued liabilities	14,477	3,671
Accrued payroll and benefits	39,472	20,134
Operating lease liabilities, current	4,384	3,634
Deferred revenue, current	139,393	89,645
Total current liabilities	205,212	128,906
Deferred revenue, non-current	67,520	52,190
Long-term debt	0	19,621
Operating lease liabilities, non-current	25,246	18,839
Other liabilities	4,070	401
Total liabilities	302,048	219,957
Commitments and contingencies (Note 14)
Redeemable convertible preferred stock; $0.0001 par value; zero and 168,985,413 shares authorized as of October 31, 2021 and January 31, 2021, respectively; zero and 167,058,113 shares issued and outstanding as of October 31, 2021 and January 31, 2021, respectively, and liquidation preference of zero and $622,414 as of October 31, 2021 and January 31, 2021, respectively	0	621,139
Equity [Abstract]
Preferred stock; $0.0001 par value; 50,000,000 and zero shares authorized as of October 31, 2021 and January 31, 2021, respectively; and zero shares issued and outstanding as of October 31, 2021 and January 31, 2021	0	0
Additional paid-in capital	2,228,438	29,869
Accumulated other comprehensive income	455	165
Accumulated deficit	(549,964)	(350,572)
Total stockholders’ equity (deficit)	1,678,946	(320,536)
Total liabilities, redeemable convertible preferred stock, and stockholders’ equity (deficit)	1,980,994	520,560
Class A
Equity [Abstract]
Common stock, value, issued	11	0
Class B
Equity [Abstract]
Common stock, value, issued	$ 6	$ 2