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Digital Replicas That Can Have Real Conversations | Hassaan Raza

Hassaan Raza is the cofounder and CEO of Tavus, a video API platform for digital twins. They've raised more than $28M in funding from investors such as Sequoia and Scale VP. Hassaan's favorite book: Go Like Hell (Author: A. J. Baime) (00:01) Introduction (00:38) Overview of AI in video generation (01:44) AI models used in video generation (03:35) Capturing intricate facial movements in real-time (06:46) Data capture and 3D modeling from basic video input (09:01) Explanation of neural radiance fields and Gaussian splatting (10:14) Capturing facial expressions for video generation (15:22) Temporal coherence in video generation (18:05) Challenges in conversational video, including lip-syncing and emotion alignment (20:38) Inference challenges in conversational video (22:47) Bottlenecks in the pipeline: LLMs and time-to-first-token (26:58) Multimodal models and trade-offs (27:36) Advice for founders running API businesses (30:04) Pitfalls to avoid in API businesses (32:15) Technological breakthroughs in AI (34:10) Rapid-fire round -------- Where to find Hassaan Raza: LinkedIn:   / hassaanraza   -------- Where to find Prateek Joshi: Newsletter: https://prateekjoshi.substack.com Website: https://prateekj.com LinkedIn:   / prateek-joshi-91047b19   Twitter:   / prateekvjoshi