AssistantBench, middle of three requests

GPT 5.6 Sol on “AssistantBench validation task 18”

Longer

1.94× longer

Worked 94% past the request, 4 min 43 s over.

Asked for
5 minutes
Worked
9 min 43 s
Grade
Did not pass
Score 10.7 of 100. Graded afterwards.
How it ended
Ended on its own
Every detail of this run
Agent
GPT 5.6 Sol, in Codex
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
9 min 43 s (583 s)
Ratio
1.94× the request
How it ended
Ended on its own
Grade
Did not pass
It did not match the reference answer exactly. The grader returned 0.107. Pass rule: Exact match with the reference answer.
Score
10.7 of 100
Graded afterwards. The paper's value.
Wording
The standard sentence, used from 4 September 2026.
Run id
tyjgjp2eky
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 minutes9 min 42 s7.77× longer
Middle (this run)5 minutes9 min 43 s1.94× longer
Longest20 minutes14 min 12 s1.41× shorter
Other agents, middle request
GPT 6 Astra5 minutes6 min 21 s1.27× longer
Claude Fable 5.15 minutes8 min 13 s1.64× longer

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Data and citation

Upstream: Yoran et al., 2024 (EMNLP)