Condensed Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash flows from operating activities
Net loss	$ (32,406)	$ (24,117)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock-based compensation	3,463	1,542
Depreciation	528	475
Accretion of investments, net	(2,676)	(813)
Non-cash lease expense	1,249	1,071
Other		25
Changes in operating assets and liabilities:
Prepaid expenses and other assets	(1,849)	(348)
Accounts payable and accrued liabilities	1,037	259
Operating lease liabilities	(1,358)	(1,074)
Net cash used in operating activities	(32,012)	(22,980)
Cash flows from investing activities
Purchases of investments	(124,652)	(97,387)
Maturities of investments	76,185	51,246
Purchases of property and equipment	(1,587)	(214)
Net cash used in investing activities	(50,054)	(46,355)
Cash flows from financing activities
Proceeds from the issuance of common stock from initial public offering, net of discounts	93,000
Payments of common stock offering costs	(3,336)
Proceeds from the issuance of convertible preferred stock		100,000
Convertible preferred stock issuance costs		(329)
Proceeds from the exercise of stock options	59	57
Net cash provided by financing activities	89,723	99,728
Net increase in cash and cash equivalents	7,657	30,393
Cash, cash equivalents, and restricted cash at beginning of period	24,266	11,484
Cash, cash equivalents, and restricted cash at end of period	31,923	41,877
Components of cash, cash equivalents, and restricted cash
Cash and cash equivalents	31,363	41,317
Restricted Cash	560	560
Cash, cash equivalents, and restricted cash at end of period	31,923	41,877
Non-cash investing and financing activities
Change in unpaid common stock issuance costs	(183)
Addition to ROU assets		282
Increase to ROU assets due to remeasurement of lease obligation		1,125
Vesting of early exercised stock options	4	88
Unpaid property and equipment purchases	$ 107	$ 100