Open Source Catching Up Fast: Is Training Frontier Models Still Worth Millions?

0xsachi · x · 2026-08-11

With the rapid iteration of open-source models, many companies are questioning the ROI of training frontier models. The author points out that spending millions to train a proprietary model becomes less justifiable if an open-source equivalent catches up in 3-6 months, highlighting the lack of a durable moat for frontier models.

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