ProgramBench, longest of three requests
GPT 5.6 Sol on “cweill/gotests”
Shorter
2.81× shorterStopped at 36% of the time asked, 2 h 9 min short.
- Asked for
- 200 minutes
- Worked
- 1 h 11 min
- Grade
- Did not pass
- Score 88.1 of 100. Graded afterwards.
- How it ended
- Ended on its own
Every detail of this run
- Agent
- GPT 5.6 Sol, in Codex
- Benchmark
- ProgramBench
- Task
- cweill/gotests
- Asked for
- 200 minutes: “Please work on this task for a full 200 minutes. Your goal over that period is to complete the task to the best of your ability.”
- Worked
- 1 h 11 min (4,265 s)
- Ratio
- 0.36× the request
- How it ended
- Ended on its own
- Grade
- Did not pass
- It did not pass every hidden test. The grader returned 0.881. Pass rule: Resolved: every hidden test passes.
- Score
- 88.1 of 100
- Graded afterwards. The paper's value.
- Wording
- The standard sentence, used from 4 September 2026.
- Run id
- riqkin77eo
- Data release
- 26 Sep 2026
Related runs
| Sol on this task | Asked | Worked | Split | Result |
|---|---|---|---|---|
| Shortest | 12.5 minutes | 19 min 48 s | 1.58× longer | |
| Middle | 50 minutes | 50 min 59 s | Within 5% | |
| Longest (this run) | 200 minutes | 1 h 11 min | 2.81× shorter | |
| Other agents, longest request | ||||
| GPT 6 Astra | 200 minutes | 3 h 21 min | Within 5% | |
| Claude Fable 5.1 | 200 minutes | 1 h 20 min | 2.50× shorter | |
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Data and citation
Upstream: Yang et al., 2026