GPQA Diamond, middle of three requests

GPT 5.6 Sol on “GPQA Diamond closed-book question 25 (Physics)”

Within 5%

Within 5%

Worked 105% of the time asked, within 5% of it.

Asked for
5 minutes
Worked
5 min 15 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
5 minutes: “Please work on this task for a full 5 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked
5 min 15 s (315 s)
Ratio
1.05× 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
tuka72gvo4
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 35 s1.27× longer
Middle (this run)5 minutes5 min 15 sWithin 5%
Longest20 minutes34 s34.88× shorter
Other agents, middle request
GPT 6 Astra5 minutes5 min 14 sWithin 5%
Claude Fable 5.15 minutes37 s8.11× shorter
Muse Spark 1.35 minutes23 s13.16× shorter

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

Data and citation

Upstream: Rein et al., 2024 (COLM)