2025-12-22
@metr_evals
4 related
METR: Claude Opus 4.5 has a 50% task completion time horizon of about 4 hours and 49 minutes, more than double that of Claude Opus 4 released earlier this year
just careful, meticulous rigor. Nikola Jurkovic / @nikolaj2030 : This result updates me towards 4 month doubling times being my median estimate for the next two years. That means by EOY 2026 the time ...
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