v3.26.1
Segment Information - Summary Information by Segment (Detail)
¥ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Revenues:        
Revenues ¥ 1,150,444 $ 164,511 ¥ 806,877 ¥ 669,503
Operating income (loss):        
Cost of revenues 316,411 45,246 261,682 231,940
Selling and marketing 362,735 51,870 342,421 242,511
Research and development 346,152 49,499 243,391 178,207
Unallocated amounts-share based compensations (19,840) (2,838) (26,101) (33,554)
Operating loss (179,443) (25,659) (437,255) (209,837)
Interest income, net 30,629 4,380 44,422 60,978
Foreign exchange gains (losses), net 30,783 4,402 (21,726) (11,421)
Other income 36,896 5,276 52,059 96,765
Other expense (145,548) (20,813) (191,828) (574,135)
Loss before income taxes (226,683) (32,414) (554,328) (637,650)
Operating Segments [Member]        
Revenues:        
Revenues 1,150,444 164,511 806,877 669,503
Operating income (loss):        
Cost of revenues 316,395 [1] 45,244 [1] 261,601 [2] 231,570 [3]
Selling and marketing 361,962 [1] 51,759 [1] 343,083 [2] 242,002 [3]
Research and development 344,959 [1] 49,328 [1] 241,467 [2] 177,627 [3]
Other segment items 286,731 [1] 41,001 [1] 371,880 [2] 194,587 [3]
Adjusted operating income/(losses) (159,603) (22,821) (411,154) (176,283)
Internet Business [Member]        
Revenues:        
Revenues 615,281 87,984 517,188 450,134
Internet Business [Member] | Operating Segments [Member]        
Revenues:        
Revenues 615,281   517,188 450,134
Operating income (loss):        
Cost of revenues 106,606 [1]   79,812 [2] 81,224 [3]
Selling and marketing 220,312 [1]   200,945 [2] 146,404 [3]
Research and development 110,060 [1]   115,476 [2] 113,646 [3]
Other segment items 63,436 [1]   58,122 [2] 82,601 [3]
Adjusted operating income/(losses) 114,867   62,833 26,259
Al And Other Segments [Member]        
Revenues:        
Revenues 535,163 $ 76,527 289,689 219,369
Al And Other Segments [Member] | Operating Segments [Member]        
Revenues:        
Revenues 535,163   289,689 219,369
Operating income (loss):        
Cost of revenues 209,789 [1]   181,789 [2] 150,346 [3]
Selling and marketing 141,650 [1]   142,138 [2] 95,598 [3]
Research and development 234,899 [1]   125,991 [2] 63,981 [3]
Other segment items 223,295 [1]   313,758 [2] 111,986 [3]
Adjusted operating income/(losses) ¥ (274,470)   ¥ (473,987) ¥ (202,542)
[1] Share-based compensations were not allocated to segments. Total depreciation and amortization expenses of Internet Business and AI and others was RMB5,105 (US$730) and RMB142,130 (US$20,324), respectively, for the year ended December 31, 2025. Other segment items include general and administrative expenses, impairment of intangible assets, and other operating income, net allocated to the respective segments. Impairment of intangible assets of AI and others was RMB41,563 (US$5,943) for the year ended December 31, 2025.
[2] Share-based compensations were not allocated to segments. Total depreciation and amortization expenses of Internet Business and AI and others was RMB2,512 and RMB48,941, respectively, for the year ended December 31, 2024. Other segment items include general and administrative expenses, impairment of goodwill, and other operating expenses allocated to the respective segments. Impairment of goodwill of AI and others was RMB152,890 for the year ended December 31, 2024.
[3] Share-based compensations were not allocated to segments. Total depreciation and amortization expenses of Internet Business and AI and others was RMB3,925 and RMB31,337, respectively, for the year ended December 31, 2023. Other segment items include general and administrative expenses and other operating expenses allocated to the respective segments.