CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended	9 Months Ended		12 Months Ended
	Sep. 30, 2023	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss		$ (25,818)	$ (29,513)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation expense		4	3
Stock-based compensation		1,590	2,862
Change in fair value of warrant liabilities		(27)	(236)
Change in fair value of earnout cash liability			(4,582)
Change in fair value of convertible promissory note	$ 359	2,794		$ 505
Non-cash settlement expense		250
Increases (decreases) in operating assets and liabilities:
Prepaid expenses and other assets		1,554	(1,443)
Accounts payable		1,654	(1,519)
Accrued expenses and other liabilities		(466)	2,991
Net cash used in operating activities		(18,465)	(31,437)
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of computer equipment		(4)	(11)
Net cash used in investing activities		(4)	(11)
CASH FLOWS FROM FINANCING ACTIVITIES
Repayment of note payable			(518)
Repayment of convertible note		(2,288)
Repayment of insurance loan		(474)
Proceeds from issuance of insurance loan		786
Proceeds from issuance of Series A preferred stock and warrants issued in private placement, net of issuance costs		1,171
Proceeds from issuance of common stock and warrants issued in private placement, net of issuance costs		8,122	22,610
Net cash provided by financing activities		7,317	22,092
Net (decrease) increase in cash and cash equivalents		(11,152)	(9,356)
Cash and cash equivalents at beginning of period		20,054	27,605	27,605
Cash and cash equivalents at end of period	8,902	8,902	18,249	$ 20,054
Non-cash investing and financing activities
Cash paid for interest		646
Issuance of common stock as principal and interest repayment for convertible notes	$ 782	982
Issuance of common stock warrants as offering costs		75	726
Issuance of common stock for settlement of accrued liability		$ 250	$ 17