AssistantBench, middle of three requests

GPT 5.6 Sol on “AssistantBench validation task 5”

Shorter

2.29× shorter

Stopped at 44% of the time asked, 2 min 49 s short.

Asked for
5 minutes
Worked
2 min 11 s
Grade
Passed
Score 100 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
2 min 11 s (131 s)
Ratio
0.44× the request
How it ended
Ended on its own
Grade
Passed
It matched the reference answer exactly. The grader returned 1. Pass rule: Exact match with the reference answer.
Score
100 of 100
Graded afterwards. The paper's value.
Wording
The standard sentence, used from 4 September 2026.
Run id
7epetu4rmq
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 minutes3 min 38 s2.91× longer
Middle (this run)5 minutes2 min 11 s2.29× shorter
Longest20 minutes12 min 3 s1.66× shorter
Other agents, middle request
GPT 6 Astra5 minutes6 min 14 s1.25× longer
Claude Fable 5.15 minutes6 min 34 s1.31× longer

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

Data and citation

Upstream: Yoran et al., 2024 (EMNLP)