Agents' Last Exam, longest of three requests

GPT 6 Astra on “Repair a Moodle backup and rebuild registrar exports”

Within 5%

Within 5%

Worked 101% of the time asked, within 5% of it.

Asked for
80 minutes
Worked
1 h 21 min
Grade
Did not pass
Score 86.7 of 100. Graded afterwards.
How it ended
Ended on its own
Every detail of this run
Agent
GPT 6 Astra, in Codex
Asked for
80 minutes: “Please work on this task for a full 80 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked
1 h 21 min (4,831 s)
Ratio
1.01× the request
How it ended
Ended on its own
Grade
Did not pass
It did not pass the task's checker in full. The grader returned 0.867. Pass rule: Full pass: a checker score of 1.
Score
86.7 of 100
Graded afterwards. The paper's value.
Wording
The standard sentence, used from 4 September 2026.
Run id
flms4zblda
Data release
26 Sep 2026
The other requests for GPT 6 Astra on this task, and the other agents at this request
Astra on this taskAskedWorkedSplitResult
Shortest5 minutes8 min 11 s1.64× longer
Middle20 minutes20 min 12 sWithin 5%
Longest (this run)80 minutes1 h 21 minWithin 5%
Other agents, longest request
GPT 5.6 Sol80 minutes7 min 52 s10.17× shorter
Claude Fable 5.180 minutes17 min 58 s4.45× shorter

See it on the chart. Transcripts are not published yet.

Data and citation

Upstream: Sun et al., 2026