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Accrued expenses and other current liabilities (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
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Investments, Debt and Equity Securities [Abstract] |  |
Accrued expenses | $ 4,341 | $ 7,116
Accrued compensation | 3,755 | 5,232
Deferred revenue, current | 117 | 103
Total accrued expenses and other current liabilities | $ 8,213 | $ 12,451

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