Daily since 11 September 2026Which providers serve which open-weight models, at what precision and listed price: the evidence behind each grade's choice of reference. The price itself is on the front page.Loading census data
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If they do not appear, the same figures are published as plain text in data/track.md, rebuilt after each daily census.
The raw census is OpenRouter's material, so it is kept privately; each day's files are fingerprinted, and the fingerprints are published in data/hashes. The reasoning behind each grade and reference decision is in notes/selection.md.