CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenue:
Total revenue	$ 23,383	$ 21,487	$ 44,608	$ 39,143
Cost of revenue:
Total cost of revenue	8,492	8,901	16,336	16,280
Gross profit	14,891	12,586	28,272	22,863
Operating expenses:
Research and development	8,315	9,411	18,239	20,131
Sales and marketing	11,559	9,728	23,179	20,106
General and administrative	9,130	10,073	18,729	20,514
Other	1,987	606	2,691	1,964
Total operating expenses	30,991	29,818	62,838	62,715
Loss from operations	(16,100)	(17,232)	(34,566)	(39,852)
Interest income	1,503	1,291	3,155	2,802
Interest expense	(368)	(309)	(715)	(609)
Change in fair value of warrant liabilities	620	620	1,446	413
Other income (expense), net	531	(59)	2,906	(201)
Loss before provision for income taxes	(13,814)	(15,689)	(27,774)	(37,447)
Provision for income taxes	20	17	27	20
Net loss	(13,834)	(15,706)	(27,801)	(37,467)
Comprehensive loss	$ (13,834)	$ (15,706)	$ (27,801)	$ (37,467)
Net loss per common share attributable to Class A and B common stockholders - basic (in dollars per share)	$ (0.06)	$ (0.07)	$ (0.12)	$ (0.18)
Net loss per common share attributable to Class A and B common stockholders - diluted (in dollars per share)	$ (0.06)	$ (0.07)	$ (0.12)	$ (0.18)
Weighted-average shares used to compute net loss per share attributable to Class A and B common stockholders - basic (in shares)	248,393,811	211,663,554	241,695,884	210,268,501
Weighted-average shares used to compute net loss per share attributable to Class A and B common stockholders - diluted (in shares)	248,393,811	211,663,554	241,695,884	210,268,501
Product
Revenue:
Total revenue	$ 16,621	$ 14,648	$ 30,785	$ 25,939
Cost of revenue:
Total cost of revenue	6,670	6,579	12,494	11,674
Software and other services
Revenue:
Total revenue	6,762	6,839	13,823	13,204
Cost of revenue:
Total cost of revenue	$ 1,822	$ 2,322	$ 3,842	$ 4,606