Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Cash flows used in operating activities
Net loss	$ (37,685)	$ (30,637)
Adjustments to reconcile net loss to net cash used in operating activities
Depreciation and amortization expense	975	377
Non-cash lease expense	335	189
Stock-based compensation expense	4,091	1,048
Change in fair value of derivative liability		3,501
Change in fair value of common stock warrant liability	(7,200)	(500)
Change in fair value of earnout liability	(5,725)	(9,277)
Changes in operating assets and liabilities:
Prepaid expenses and other current assets	312	(2,212)
Other receivables	(663)	600
Other non-current assets	(114)	(347)
Accounts payable	(2,151)	2,938
Accrued expenses and other current liabilities	836	959
Operating lease liability	(589)	(117)
Other non-current liabilities	1,720	(200)
Net cash used in operating activities	(45,858)	(33,678)
Cash flows used in investing activities
Purchases of property and equipment	(576)	(2,428)
Net cash used in investing activities	(576)	(2,428)
Cash flows from financing activities
Net proceeds from Reverse Recapitalization and PIPE Financing (Note 3)		95,271
Payment of Reverse Recapitalization related expenses		(5,288)
Proceeds from issuance of redeemable convertible preferred stock, net of issuance costs		10,750
Proceeds from exercise of common stock options	27	235
Proceeds from issuance of common stock upon ESPP purchase	28
Proceeds from exercise of common stock warrants		1
Net cash provided by financing activities	55	100,969
Net (decrease) increase in cash, cash equivalents and restricted cash	(46,379)	64,863
Cash, cash equivalents and restricted cash at beginning of the year	85,046	20,183
Cash, cash equivalents and restricted cash at end of the year	38,667	85,046
Supplemental and non-cash items reconciliations:
Right-of-use asset obtained in exchange for lease liabilities	1,074
Non-cash leasehold improvements	(281)	1,378
Vesting of founders’ restricted stock	10	10
Conversion of redeemable convertible preferred stock into common stock in connection with Reverse Recapitalization		(66,249)
Deferred issuance costs reclassified to additional paid in capital		5,288
Net liabilities assumed upon the closing of Reverse Recapitalization		(7,222)
Recognition of earnout liability		15,020
Settlement of derivative tranche liability		(11,659)
Letter of credit issued in connection with lease recognition	$ 72