Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 60,074	$ 35,665
Short-term investments	315,276	319,776
Accounts receivable	9,556	11,467
Prepaid expenses and other current assets	25,022	23,081
Total current assets	409,928	389,989
Long-term investments	59,090	100,489
Property and equipment, net	42,380	37,515
Operating lease right-of-use assets	9,261	4,613
Intangible assets, net	16,865	15,077
Goodwill	726	742
Other noncurrent assets	5,612	5,155
Total Assets	543,862	553,580
Current liabilities:
Accounts payable	5,852	5,599
Accrued expenses	10,541	18,376
Current portion of operating lease liabilities	1,178	710
Unearned revenue	16,742	12,087
Current portion of stock option early exercise liabilities	392	392
Total current liabilities	34,705	37,164
Operating lease liabilities, net of current portion	14,452	7,395
Unearned revenue, net of current portion	181	447
Stock option early exercise liabilities, net of current portion	350	448
Warrant liabilities	14,378	23,004
Other noncurrent liabilities	27	128
Total liabilities	64,093	68,586
Commitments and contingencies (see Note 7)
Stockholders' Equity:
Common stock $0.0001 par value; 1,000,000,000 shares authorized; 210,844,442 and 206,611,704 shares issued and outstanding as of March 31, 2024 and December 31, 2023, respectively	21	20
Additional paid-in capital	873,133	839,014
Accumulated deficit	(391,665)	(352,073)
Accumulated other comprehensive loss	(1,720)	(1,967)
Total stockholders' equity	479,769	484,994
Total Liabilities and Stockholders' Equity	$ 543,862	$ 553,580