v3.25.2
Fair Value Measurements - Schedule of Key Assumptions (Details)
 6 Months Ended 12 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Dec. 31, 2023
Minimum [Member]      
Schedule of Key Assumptions [Line Items]      
Asset volatility 90.00% [1] 85.00% [1] 80.00% [2]
Risk-free rate 3.64% [3] 4.08% [3] 3.77% [4]
Expected term 6 years [5] 12 years [5],[6] 24 years [6]
Maximum [Member]      
Schedule of Key Assumptions [Line Items]      
Asset volatility 105.00% [1] 95.00% [1] 85.00% [2]
Risk-free rate 4.00% [3] 4.23% [3] 4.14% [4]
Expected term 42 years [5] 48 years [5],[6] 60 years [6]
[1] Volatility was based on implied and historical volatility of the share price of peer companies.
[2] Volatility was based on implied and historical volatility of the share price of peer companies.
[3] Risk-free rate based on the U.S. Treasury yield in effect at the time of SAFE Notes consistent with the expected term.
[4] Risk-free rate based on the U.S. Treasury yield in effect at the time of SAFE Notes consistent with the expected term.
[5] The simulation considered 6 months – 12 months term for equity event and 3.5 and 4-year term for liquidity event.
[6] The simulation considered 1 – 2-year term for equity event and 4 and 5-year term for liquidity event.