Stock-Based Compensation - Summary of Stock Option Activity (Details) $ / shares in Units, $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2024 USD ($) $ / shares shares	Dec. 31, 2023 USD ($) $ / shares shares
Options [Roll Forward]
Number of Shares, Options outstanding, beginning balance | shares	3,856,819
Number of Shares, Options granted | shares	2,200,514
Number of Shares, Options exercised | shares	(16,805)
Number of Shares, Options forfeited/cancelled | shares	(50,380)
Number of Shares, Options outstanding, ending balance | shares	5,990,148	3,856,819
Number of Shares, Options Vested and Expected to Vest | shares	5,990,148
Number of Shares, Options exercisable | shares	2,322,991
Weighted Average Exercise Price [Roll Forward]
Weighted Average Exercise Price Per share, Options outstanding, beginning balance | $ / shares	$ 5.1
Weighted Average Exercise Price Per share, Options granted | $ / shares	20.3
Weighted Average Exercise Price Per share, Options exercised | $ / shares	4.34
Weighted Average Exercise Price Per share, Options cancelled | $ / shares	9.39
Weighted Average Exercise Price Per share, Options outstanding, ending balance | $ / shares	10.65	$ 5.1
Weighted Average Exercise Price Per share, Options vested | $ / shares	10.65
Weighted Average Exercise Price Per share, Options exercisable | $ / shares	$ 5.97
Weighted Average Remaining Contractual Term (in Years) [Roll Forward]
Weighted Average Remaining Contractual Term, Options outstanding	8 years 4 months 24 days	8 years 3 months 18 days
Weighted Average Remaining Contractual Term, Options vested and expected to vest	8 years 4 months 24 days
Weighted Average Remaining Contractual Term, Options exercisable	7 years 4 months 24 days
Options outstanding, Intrinsic value | $	$ 98,128	$ 5,678
Aggregate Intrinsic Value, Vested and expected to vest | $	98,128
Options exercisable, Intrinsic value | $	$ 48,912