AnalysisAI ModelsAugust 20, 2026

Dan Bjornn: fine-tuned models are tech debt, a 50x ROI house of cards

At Lease End, a fine-tuned classifier generated $12M in revenue, yet Dan Bjornn calls fine-tuning 'tech debt' — a 50x ROI 'house of cards.' Anecdotes show the model auto-calling customers who replied 'good morning' or confirmed appointments, reaching production.

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Dan Bjornn: fine-tuned models are tech debt, a 50x ROI house of cards — AIBriefs