UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2026	Jul. 31, 2025
Operating activities:
Net loss	$ (426)	$ (466)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Stock-based compensation	766	208
Depreciation and amortization expense	314	358
Loss on disposal of equipment	0	20
Operating lease right-of use assets	268	310
Non-cash interest	17	0
Allowance and estimated credit losses	(10)	(29)
Changes in operating assets and liabilities:
Accounts receivable	(414)	1,759
Prepaid expenses and other current assets	(163)	154
Other long term assets	11	0
Accounts payable	(1,425)	411
Accrued liabilities	83	(755)
Operating lease liabilities	(237)	(356)
Deferred revenue	724	(1,014)
Net cash (used in) provided by operating activities	(492)	600
Investing activities:
Purchase of property and equipment	(55)	(46)
Net cash used in investing activities	(55)	(46)
Financing activities:
Proceeds from exercise of options	52	24
Finance lease payments	(19)	(38)
Net cash provided by (used in) financing activities	33	(14)
(Decrease) Increase in cash	(514)	540
Cash at beginning of period	4,872	9,785
Cash at end of period	4,358	10,325
Non-cash investing and financing activities:
Right-of-use assets obtained in exchange for operating lease liabilities	6,246	0
Equipment acquired under vendor financing arrangements	412	0
Additional equipment purchased in accounts payable	$ 125	$ 286