Share-based compensation - Schedule of Share-Based Compensation (Details) - USD ($) |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Share-Based Payment Arrangement, Disclosure [Abstract] | ||
| Cost of revenues | $ 5,434 | $ 13,055 |
| Research and development, net | 7,662 | 20,813 |
| Sales and marketing | 2,737 | 11,207 |
| General and administrative | 47,870 | 36,888 |
| Total expenses | $ 63,703 | $ 81,963 |
| X | ||||||||||
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Other costs incurred during the reporting period related to other revenue generating activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of general and administrative expense classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of other research and development expense. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of selling and marketing expense classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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