Condensed Consolidated Statement of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Cash flows from operating activities:
Net loss	$ (43,179)	$ (8,546)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	955	36
Amortization of debt issuance cost	175	0
Stock-based compensation	16,709	733
Warrant issuance cost and change in fair value	3,043	0
Increase in accounts receivable	(703)	(785)
Increase in other current assets	(1,784)	(556)
Increase (decrease) in accounts payable	4,833	(326)
Increase in deferred revenues	2,377	2,068
Decrease in accrued expenses and other current liabilities	(213)	(286)
Net cash used in operating activities	(17,787)	(7,662)
Cash flows from investing activities:
Purchase of property and equipment	(449)	(9)
Net cash used in investing activities	(449)	(9)
Cash flows from financing activities:
Proceeds from reverse capitalization, net of transaction costs	251,325	0
Proceeds from borrowings	6,000	0
Repayment of borrowings	(6,000)	0
Payment of debt issuance cost	(50)	0
Proceeds from exercise of stock options	1,886	62
Net cash provided by financing activities	253,161	62
Change in cash and cash equivalents	234,925	(7,609)
Cash and cash equivalents at the beginning of the period	13,248	39,632
Cash and cash equivalents at the end of the period	248,173	32,023
Supplemental cash flow data:
Cash paid for interest	101	19
Non-Cash financing activities:
Conversion of preferred stock to common stock	$ 111,282	$ 0