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Net Loss Per Share - Schedule of Diluted Net Loss Per Ordinary Share Effect Anti-Dilutive (Details) - shares | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares | 14,781,618 | 320,991,761 | 313,741,326
Options [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares | 11,163,778 | 32,490,743 | 30,717,331
RSAs [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares |  | 1,295,450 | 2,590,897
RSUs [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares | 3,617,840 | 7,694,426 | 5,006,247
Series A-1 Convertible Redeemable Preferred Shares [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares |  | 50,997,533 | 50,997,533
Series A-2 Convertible Redeemable Preferred Shares [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares |  | 47,849,869 | 47,849,869
Series A-3 Convertible Redeemable Preferred Shares [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares |  | 9,503,120 | 9,503,120
Series B-1 Convertible Redeemable Preferred Shares [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares |  | 44,047,138 | 44,047,138
Series B-2 Convertible Redeemable Preferred Shares [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares |  | 30,539,060 | 30,539,060
Series B-3 Convertible Redeemable Preferred Shares [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares |  | 7,054,530 | 7,054,530
Series C Convertible Redeemable Preferred Shares [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares |  | 45,971,348 | 45,971,348
Series D Convertible redeemable preferred shares [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares |  | 43,548,544 | 39,464,250
Convertible Redeemable Preferred Shares [Member] |  |  |
Schedule of Diluted Net Loss per Ordinary Share Effect Anti-Dilutive [Line Items] |  |  |
Anti-dilutive shares |  | 279,511,142 | 275,426,850

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