The Mean Looked Fine. Goodput Said No.
This story is from 2026-10-17. It is preserved in the archive; the latest stories are on the live feed.
Mean latency is a liar. Goodput is the number I keep now. I learned this the boring way. I pointed a small agent loop at a free model endpoint. The average looked fine. Users still complained. Why? Because averages hide the tail. And free tiers live in the tail. Two free things, one real question T…
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- 2026-10-17 06:15 · DEV Community — AI
The Mean Looked Fine. Goodput Said No.