CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands		3 Months Ended
		Jul. 31, 2024	Jul. 31, 2023
Cash flows from operating activities:
Net loss		$ (62,827)	$ (64,358)
Adjustments to reconcile net loss to net cash provided by operating activities
Depreciation and amortization		3,119	3,056
Non-cash operating lease cost		85	274
Stock-based compensation expense		54,683	50,880
Accretion of discounts on marketable securities		(3,936)	(3,974)
Other		98	25
Changes in operating assets and liabilities
Accounts receivable	[1]	(10,037)	12,017
Prepaid expenses, other current assets and other assets	[2]	1,604	3,051
Accounts payable	[3]	20,033	(564)
Accrued compensation and employee benefits		(1,755)	(39)
Operating lease liabilities		(498)	8,204
Other liabilities	[4]	6,138	2,254
Deferred revenue	[5]	1,335	(6,890)
Net cash provided by operating activities		8,042	3,936
Cash flows from investing activities:
Purchases of property and equipment		(924)	(11,338)
Capitalized software development costs		0	(1,500)
Purchases of marketable securities		(230,924)	(322,534)
Maturities and sales of marketable securities		190,298	250,572
Net cash used in investing activities		(41,550)	(84,800)
Cash flows from financing activities:
Proceeds from exercise of Class A common stock options		3,127	9,595
Taxes paid related to net share settlement of equity awards		(2,945)	(7,118)
Net cash provided by financing activities		182	2,477
Net decrease in cash, cash equivalents and restricted cash		(33,326)	(78,387)
Cash, cash equivalents and restricted cash at beginning of period		179,712	297,395
Cash and cash equivalents		133,820	206,442
Restricted cash included in other assets, non-current		12,566	12,566
Cash, cash equivalents and restricted cash at end of period		146,386	219,008
Total cash, cash equivalents and restricted cash		146,386	219,008
Supplemental disclosure of cash flow information—cash paid for income taxes		292	150
Supplemental disclosures of non-cash investing and financing activities:
Purchases of property and equipment included in accounts payable and accrued liabilities		301	5,764
Right-of-use assets obtained in exchange for lease obligations (including remeasurement of right-of-use assets and lease liabilities due to changes in the timing of receipt of lease incentives)		1,345	778
Receivable from exercise of stock options included in prepaid expenses, other current assets and other assets		0	33
Vesting of early exercised stock options		$ 105	$ 0

[1] Including changes in related party balances of $12,444 for the three months ended July 31, 2023.

[2] Including changes in related party balances of $(810) for the three months ended July 31, 2023.

[3] Including changes in related party balances of $248 for the three months ended July 31, 2023.

[4] Including changes in related party balances of $(2,448) for the three months ended July 31, 2023.

[5] Including changes in related party balances of $(46) for the three months ended July 31, 2023.