GPQA Diamond, longest of three requests

GPT 5.6 Sol on “GPQA Diamond closed-book question 18 (Physics)”

Shorter

62.50× shorter

Stopped at 2% of the time asked, 19 min 41 s short.

Asked for
20 minutes
Worked
19 s
Grade
Passed
Score 100 of 100. Graded during the run.
How it ended
Ended on its own
Every detail of this run
Agent
GPT 5.6 Sol, in Codex
Benchmark
GPQA Diamond
Asked for
20 minutes: “Please work on this task for a full 20 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked
19 s (19 s)
Ratio
0.02× the request
How it ended
Ended on its own
Grade
Passed
It picked the correct letter. The grader returned 1. Pass rule: The answer letter matches the key.
Score
100 of 100
Graded during the run. The paper's value.
Clock tool
The agent could call a clock tool to check the requested time.
Wording
The standard sentence, used from 4 September 2026.
Run id
et7crpiadq
Data release
26 Sep 2026
The other requests for GPT 5.6 Sol on this task, and the other agents at this request
Sol on this taskAskedWorkedSplitResult
Shortest1.25 minutes1 min 29 s1.19× longer
Middle5 minutes5 min 19 s1.06× longer
Longest (this run)20 minutes19 s62.50× shorter
Other agents, longest request
GPT 6 Astra20 minutes20 min 11 sWithin 5%
Claude Fable 5.120 minutes1 min 37 s12.44× shorter
Muse Spark 1.320 minutes21 s56.87× shorter

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

Data and citation

Upstream: Rein et al., 2024 (COLM)