If you read articles about companies like OpenAI and Anthropic training foundation models, it would be natural to assume that if you don’t have a billion dollars or the resources of a large company, you can’t train your own foundational models. But the opposite is true. In this episode of the Lightcone Podcast, we discuss the strategies to build a foundational model from scratch in less than 3 months with examples of YC companies doing just that. We also get an exclusive look at Open AI's Sora! Read more about the YC AI companies from this episode on our blog: https://www.ycombinator.com/blog/building-ai-models Chapters (Powered by https://bit.ly/chapterme-yc) - 00:00 - Coming Up 01:13 - Sora Videos 05:05 - How Sora works under the hood? 08:19 - How expensive is it to generate videos vs. texts? 10:01 - Infinity AI 11:23 - Sync Labs 13:41 - Sonauto 15:44 - Metalware 17:40 - Guide Labs 19:29 - Phind 24:21 - Diffuse Bio 25:36 - Piramidal 27:15 - K-Scale Labs 28:58 - DraftAid 30:38 - Playground 33:20 - Outro