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Classify 100M product descriptions with an LLM when the budget covers a fraction. Design the pipeline.

Budget covers maybe 5M of 100M LLM calls. Run a cheap first stage on everything, route only low-confidence items to the LLM, and use those LLM labels to distill a student that absorbs most of the volume. The cost-vs-coverage math that decides where the threshold goes.

Updated Sep 2026 · Grounded in real Forward Deployed Engineer interview loops and written to a senior-engineer editorial bar.

Budget covers maybe 5M of 100M LLM calls. Run a cheap first stage on everything, route only low-confidence items to the LLM, and use those LLM labels to distill a student that absorbs most of the volume. The cost-vs-coverage math that decides where the threshold goes.

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