GPQA Diamond, middle of three requests

GPT 5.6 Sol on “GPQA Diamond closed-book question 20 (Physics)”

Longer

1.30× longer

Worked 30% past the request, 1 min 31 s over.

Asked for
5 minutes
Worked
6 min 31 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
6 min 31 s (391 s)
Ratio
1.30× 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
7svelwpjex
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 32 s1.23× longer
Middle (this run)5 minutes6 min 31 s1.30× longer
Longest20 minutes20 min 25 sWithin 5%
Other agents, middle request
GPT 6 Astra5 minutes5 min 10 sWithin 5%
Claude Fable 5.15 minutes1 min 4 s4.72× shorter
Muse Spark 1.35 minutes26 s11.45× shorter

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

Data and citation

Upstream: Rein et al., 2024 (COLM)