Topics · Concept
Metrics
What to measure, leading versus lagging signals, and vanity numbers that look like insight.
- Includes
- Evaluation, Legibility
- Pages
- 2
On the map 2 pages and the topics around it
Form
Topic
Technology
Length
2026
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articleThe Bill Is Part of the Loop
Every model response already carries its own bill in the usage field, and the loop throws it away. This post reads that field, prices it against a table, and turns cost into a value the loop can see per turn and act on: a metering decorator that needs no loop change, a running ledger, prompt-cache accounting that moves the number the most, and a budget that degrades before it stops. Part eight of The Agent Platform Handbook.
10 min read · 9 chapters
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articlePatents Per Capita Is a Vanity Metric
Switzerland tops the Global Innovation Index for the fifteenth year running. As an engineer, that should make you suspicious of the metric, not proud of the country.
23 min read · 6 chapters
