sync. labs
1index_Sync LabsSan Francisco
Lip sync and visual dubbing from sync. labs: the model adjusts lips to a new audio track, so redubbed video looks filmed in that language. The bet is on an API inside other products.
Facts
- The company was founded in San Francisco in 2023 and went through Y Combinator (batch W24); investors include Google Ventures and Rebel Fund (sync.so/about, Aug 19, 2026).
- The sync-3 model launched on Aug 14, 2026: it generates all frames of a scene at once, maintains profile, occlusions, and low light, and outputs up to 4K at 60 fps (sync.so, Aug 14, 2026).
- Before sync-3, the lineup was led by lipsync-2-pro with output up to 4K; the models are also available through third-party platforms such as Replicate (2026).
- Raised around $6.6 million across three rounds, the latest a $6 million seed round in July 2024 (Crunchbase, Aug 19, 2026).
The full card is in the works: the "worth it or not" verdict, pricing and a comparison with neighbors will appear as it moves through the card factory.