Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 97,132	$ 9,868
Marketable debt securities	130,682	0
Prepaid and other current assets	4,125	4,331
Total current assets	231,939	14,199
Marketable debt securities	47,473	0
Property and equipment, net	1,202	578
Operating lease right-of-use assets	982	83
Other assets	140	25
Total assets	281,736	14,885
Current liabilities:
Accounts payable	2,970	2,274
Accrued expenses and other	1,885	836
Operating lease liabilities	481	94
Total current liabilities	5,336	3,204
Operating lease liabilities, net of current portion	543	0
Simple agreements for future equity	0	46,042
Right of first refusal liability	25,000	0
Total liabilities	30,879	49,246
Commitments and contingencies (Note 15)
Stockholders' equity (deficit):
Class A common stock, $0.0001 par value - 500,000,000 shares authorized; 137,706,596 and 69,242,940 shares issued and outstanding as of December 31, 2024 and December 31, 2023, respectively	14	7
Additional paid-in capital	383,739	27,125
Accumulated deficit	(135,109)	(61,493)
Accumulated other comprehensive income	2,213	0
Total stockholders' equity (deficit)	250,857	(34,361)
Total liabilities and stockholders' equity	$ 281,736	$ 14,885

Right Of First Refusal Liability

No definition available.

Name:	oklo_RightOfFirstRefusalLiability
Namespace Prefix:	oklo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).