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Your oldest head is probably your worst head (a 7M router post-mortem)

This story is from 2026-10-08. It is preserved in the archive; the latest stories are on the live feed.

A few weeks ago I wrote about building a 7M-parameter typed dispatcher in pure machin/MFL — a tiny model that reads a request, picks a route, reports calibrated confidence, and delegates instead of guessing. Since then I spent a sprint upgrading every decision head in the stack to multi-tap feature…

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  1. 2026-10-08 15:38 · DEV Community — Machine Learning
    Your oldest head is probably your worst head (a 7M router post-mortem)

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