OSWorld 2.0, middle of three requests

GPT 5.6 Sol on “FreeCAD bracket”

Within 5%

Within 5%

Worked 101% of the time asked, within 5% of it.

Asked for
60 minutes
Worked
1 h 1 min
Grade
Did not pass
Score 77.1 of 100. Graded during the run.
How it ended
Ended on its own
Every detail of this run
Agent
GPT 5.6 Sol, in Codex
Benchmark
OSWorld 2.0
Asked for
60 minutes: “Please work on this task for a full 60 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked
1 h 1 min (3,639 s)
Ratio
1.01× the request
How it ended
Ended on its own
Grade
Did not pass
It did not meet every checkpoint. The grader returned 0.771. Pass rule: Binary completion: a score of 1.00, with every checkpoint met.
Score
77.1 of 100
Graded during the run. The paper's value.
Wording
The standard sentence, used from 4 September 2026.
Run id
of5rcplhse
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
Shortest15 minutes16 min 23 s1.09× longer
Middle (this run)60 minutes1 h 1 minWithin 5%
Longest250 minutes35 min 40 s7.01× shorter
Other agents, middle request
GPT 6 Astra60 minutes1 h 2 minWithin 5%
Claude Fable 5.160 minutes42 min 28 s1.41× shorter

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Data and citation

Upstream: Yuan et al., 2026