CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (1,316)	$ (1,468)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities
Depreciation and amortization	70	69
Stock-based compensation	682	592
Bad debt expense	10	0
Change in accrued interest and accretion of discount on short-term investments	(1)	0
Changes in assets and liabilities:
(Increase) in accounts receivable	(900)	(156)
(Increase) in other current assets and long term assets	(145)	(49)
Increase (decrease) in accounts payable and accrued expenses	712	(1,149)
Increase (decrease) in deferred revenue	1,121	(236)
Net cash provided by (used in) provided by operating activities	233	(2,397)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(17)	(131)
Net cash (used in) investing activities	(17)	(131)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds of insurance financing arrangement	49	0
Repayment of insurance financing arrangement	(106)	0
Net cash (used in) by financing activities	(57)	0
Net increase (decrease) in cash	159	(2,528)
CASH, beginning of period	5,196	13,651
CASH, end of period	5,355	11,123
Supplemental disclosures of cash flow information:
Cash paid for interest	$ 1	$ 0