AssistantBench, middle of three requests

GPT 5.6 Sol on “AssistantBench validation task 4”

Within 5%

Within 5%

Worked 104% of the time asked, within 5% of it.

Asked for
5 minutes
Worked
5 min 13 s
Grade
Did not pass
Score 91.9 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
5 min 13 s (313 s)
Ratio
1.04× the request
How it ended
Ended on its own
Grade
Did not pass
It did not match the reference answer exactly. The grader returned 0.919. Pass rule: Exact match with the reference answer.
Score
91.9 of 100
Graded afterwards. The paper's value.
Wording
The standard sentence, used from 4 September 2026.
Run id
cr4r52ogfl
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 minutes2 min 54 s2.31× longer
Middle (this run)5 minutes5 min 13 sWithin 5%
Longest20 minutes2 min 30 s7.99× shorter
Other agents, middle request
GPT 6 Astra5 minutes1 min 41 s2.97× shorter
Claude Fable 5.15 minutes1 min 57 s2.56× shorter

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Data and citation

Upstream: Yoran et al., 2024 (EMNLP)