# Building AI Models Faster And Cheaper Than You Think  [Lightcone Podcast Ep. 4]

**Author:** Y Combinator
**Type:** Video
**URL:** https://www.ycombinator.com/library/Kl-building-ai-models-faster-and-cheaper-than-you-think-lightcone-podcast-ep-4
**YouTube ID:** fmI_OciHV_8

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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 AI model with examples of YC
companies doing just that. We also get an exclusive look at OpenAI's Sora\!

