Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Revenue	$ 22,042	$ 11,131
Costs and expenses:
Cost of revenue (excluding depreciation and amortization)	8,108	2,944
Research and development	92,321	43,978
Sales and marketing	18,270	8,385
General and administrative	50,722	35,966
Depreciation and amortization	10,375	5,604
Total operating costs and expenses	179,796	96,877
Loss from operations	(157,754)	(85,746)
Gain (loss) on change in fair value of warrant liabilities	(19,206)	30,136
Interest income, net	19,322	7,093
Other income (expense), net	(85)	6
Loss before income tax expense	(157,723)	(48,511)
Income tax benefit (expense)	(48)	0
Net loss	$ (157,771)	$ (48,511)
Net loss per share attributable to common stockholders—basic	$ (0.78)	$ (0.25)
Net loss per share attributable to common stockholders—diluted	$ (0.78)	$ (0.25)
Weighted average shares used in computing net loss per share attributable to common stockholders—basic	202,576,492	197,727,642
Weighted average shares used in computing net loss per share attributable to common stockholders—diluted	202,576,492	197,727,642