TUA-Bench, shortest of three requests

GPT 5.6 Sol on “First-author table”

Longer

1.45× longer

Worked 45% past the request, 1 min 8 s over.

Asked

Worked

Safety cutoff 1 h 20 min, off the scale

Every detail of this run

Agent: GPT 5.6 Sol, in Codex
Benchmark: TUA-Bench
Task: First-author table
Asked for: 2.5 minutes: “Please work on this task for a full 2.5 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked: 3 min 38 s (218 s)
Ratio: 1.45× the request
How it ended: Ended on its own
Grade: Did not pass; It did not complete the task in full. The grader returned 0. Pass rule: Full completion: a reward of 1 on the final state.
Score: 0 of 100; Graded during the run. The paper's value.
Wording: The standard sentence, used from 4 September 2026.
Run id: 27noxijygf
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 task	Asked	Worked	Result
Shortest (this run)	2.5 minutes	3 min 38 s	1.45× longer
Middle	10 minutes	12 min 23 s	1.24× longer
Longest	40 minutes	41 min 11 s	Within 5%
Other agents, shortest request
GPT 6 Astra	2.5 minutes	2 min 52 s	1.15× longer
Claude Fable 5.1	2.5 minutes	2 min 6 s	1.19× shorter
Muse Spark 1.3	2.5 minutes	2 min 22 s	1.06× shorter

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Data and citation