METR publishes an official note on the limits of its time horizon metric
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Published an official note setting out the limitations of the time horizon metric — states an error range of about 2x and that the task distribution is unclear
Why it matters
A case of the issuing organization itself putting the brakes on its own metric being over-generalized when cited
Source — Primary sources first; secondary reports are labelled “Press”
Officialmetr.orghttps://metr.org/notes/2026-01-22-time-horizon-limitations/Added in Week 35, 2026 · See that week
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