NannyML's ML Metrics book preface: 107 metrics, two years, and a company it didn't save

santiviquez · x · 2026-10-17

Santiago and Wojtek share the preface to their new book: in mid-2024 NannyML had only months of runway left, and the team bet on writing an ML Metrics book in 3 months to sell 20,000 copies. It took over two years and didn't save the company, but the book — 107 metrics — is finally out in October 2026.

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