Hedge funds·A1Thesis and market research·Jul 2, 2026

Bridgewater fine-tunes a model on its investors' judgment

Working with Thinking Machines, Bridgewater fine-tuned an open-weight model on examples labeled by its investment experts. It averaged 84.7% on six internal research tasks versus the mid-to-high 70s for frontier models, at 13.8x lower cost per task.

Sources

• S1ai-street.co ↗ · News report

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