DAX-1 open weights released, outperforming Fable 5 on spreadsheet benchmarks

saheedniyi_02 · x · 2026-09-01

Decide AI has released DAX-1's open weights for non-commercial research. It achieves 91.7% accuracy on a 350-task spreadsheet-editing benchmark, compared to Fable 5's 58.3%, with 97% lower benchmark cost and over 5× faster median response time.

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