TUA-Bench, shortest of three requests

GPT 6 Astra on “Extract gym auditorium”

Longer

1.29× longer

Worked 29% past the request, 22 s over.

Asked

Worked

Safety cutoff 40 min, off the scale

Every detail of this run

Agent: GPT 6 Astra, in Codex
Benchmark: TUA-Bench
Task: Extract gym auditorium
Asked for: 1.25 minutes: “Please work on this task for a full 1.25 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked: 1 min 37 s (97 s)
Ratio: 1.29× the request
How it ended: Ended on its own
Grade: Did not pass; It did not complete the task in full. The grader returned 0.66. Pass rule: Full completion: a reward of 1 on the final state.
Score: 66 of 100; Graded during the run. The paper's value.
Wording: The standard sentence, used from 4 September 2026.
Run id: gyqlbq5xzy
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 task	Asked	Worked	Result
Shortest (this run)	1.25 minutes	1 min 37 s	1.29× longer
Middle	5 minutes	6 min 7 s	1.22× longer
Longest	20 minutes	20 min 27 s	Within 5%
Other agents, shortest request
GPT 5.6 Sol	1.25 minutes	7 min 6 s	5.68× longer
Claude Fable 5.1	1.25 minutes	21 min 32 s	17.23× longer
Muse Spark 1.3	1.25 minutes	3 min 20 s	2.66× longer

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Data and citation