Stock Based Compensation (Tables)

6 Months Ended

Jun. 30, 2024

Share-Based Payment Arrangement [Abstract]

Schedule of Stock-based Compensation Expense

Stock-based compensation expense included in the condensed consolidated statement of operations was as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2024		2023		2024		2023
Cost of revenue	$	6	$	3	$	11	$	15
Selling, general and administrative		768		372		1,318		758
Research and development		31		26		28		37
Total stock-based compensation expense	$	805	$	401	$	1,357	$	810

Summary of Option Activity Under the Plan

The following table summarizes the option activity under the 2010 Plan, 2020 Plan, and the 2023 Plan during the six months ended June 30, 2024:

	Number of Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term		Aggregate Intrinsic Value
				(per option)		(in years)		(in thousands)
Outstanding—January 1, 2024		3,886,038		$	2.67		6.9	$	5,565
Granted		3,686,059			1.86
Cancellations and forfeitures		(357,241	)		2.41
Exercised		(16,137	)		1.37
Outstanding—June 30, 2024		7,198,719			2.27		8.2		14
Exercisable at June 30, 2024		2,860,203		$	2.39		6.1	$	12

Schedule of Assumptions Used in Black-Scholes Option Pricing Model

The assumptions used in the Black Scholes option-pricing model for the six months ended June 30, 2024 are as follows:

	Six Months Ended June 30,
	2024
Expected volatility		71	%
Risk-free interest rate		4.36	%
Expected dividend yield		0	%
Expected term (in years)		6.1

Summary of Restricted Stock Unit Activity Under the Plan

The following table summarizes the restricted stock unit activity under the 2020 Plan and 2023 Plan during the three months ended June 30, 2024:

	Number of RSUs			Weighted Average Grant Date Fair Value
				(per share)
Outstanding—January 1, 2024		643,635		$	4.45
Granted		75,000		2.61
Cancellations and forfeitures		—
Vested		(125,238	)		4.51
Outstanding—June 30, 2024		593,397		$	4.20