Skip to content
Slow Variables

Ask the data

Answers come from the same store as the site; every number is checked against the record it cites.

Indicators / series

metr.gpt_4.horizon_50.pt

Source: METR time horizons (v1.1) (METR) · METR; analysis code MIT at https://github.com/METR/eval-analysis-public · CSV

METR, Measuring AI Ability to Complete Long Tasks (Horizon v1.1)

idvaluegradeas of datepublished datetieraudited vs reportedextraction methodreview statusretrieved athttp statuscontent hashsupersedes idurlflags
96d016fade8829633.99 min (1.938.00)grade A, evidence tier 12023-03-142026-09-101reportedapiapproved2026-09-10T00:51:13.090038Z200aae31902b051source page
Raw snippets and dispute text
  • 96d016fade882963 {"gpt_4": {"p50_horizon_length": {"ci_high": 7.995283, "ci_low": 1.93292, "estimate": 3.987428}, "release_date": "2023-03-14"}}