Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 426,076	$ 160,497
Receivable from related party	7,537	7,910
Prepaid expenses and other current assets	7,416	1,563
Total current assets	441,029	169,970
Property and equipment, net	15,991	12,494
Intangible assets, net	1,708	1,626
Right-of-use assets, net	11,468
Restricted cash	475	475
Deferred offering costs		5,711
Other assets	3,742	3,077
Total assets	474,413	193,353
Current liabilities:
Accounts payable	16,756	4,712
Accrued compensation	2,766	2,117
Operating leases, current	1,693
Accrued expenses and other current liabilities	6,465	4,156
Total current liabilities	27,680	10,985
Sponsor Earn-Out liability	44,081
Operating leases, non-current	10,109
Other liabilities	137	749
Total liabilities	82,007	11,734
Commitments and contingencies (Note 8)
Redeemable Convertible Preferred Stock, $0.000001 par value - none authorized, issued and outstanding as of March 31, 2022; 213,960,286 shares authorized, issued and outstanding as of December 31, 2021 (aggregate liquidation preference of $271,148 as of December 31, 2021		269,941
Stockholders' equity (deficit):
Preferred stock, $0.0001 par value; 20,000,000 shares authorized, none issued and outstanding as of March 31, 2022; none authorized, issued and outstanding as of December 31, 2021
Common stock, $0.0001 par value; 2,100,000,000 Class A shares and 200,000,000 of Class B shares authorized as of March 31, 2022, and 266,976,000 shares authorized as of December 31, 2021; 304,011,931 share of Class A and 43,881,251 shares of Class B shares issued and outstanding as of March 31, 2022 and 22,261,480 of Class A shares and 39,881,455 of Class B shares issued and outstanding as of December 31, 2021	34	6
Additional paid-in capital	513,222	5,598
Accumulated other comprehensive income	476	367
Accumulated deficit	(121,326)	(94,293)
Total stockholders' equity (deficit)	392,406	(88,322)
Total liabilities, redeemable convertible preferred stock, and stockholders' equity (deficit)	$ 474,413	$ 193,353