ProgramBench, shortest of three requests
Claude Fable 5.1 on “noborus/trdsql”
Shorter
1.64× shorterStopped at 61% of the time asked, 4 min 54 s short.
- Asked for
- 12.5 minutes
- Worked
- 7 min 36 s
- Grade
- Did not pass
- Score 62.8 of 100. Graded afterwards.
- How it ended
- Ended on its own
Every detail of this run
- Agent
- Claude Fable 5.1, in Claude Code
- Benchmark
- ProgramBench
- Task
- noborus/trdsql
- Asked for
- 12.5 minutes: “Please work on this task for a full 12.5 minutes. Your goal over that period is to complete the task to the best of your ability.”
- Worked
- 7 min 36 s (456 s)
- Ratio
- 0.61× the request
- How it ended
- Ended on its own
- Grade
- Did not pass
- It did not pass every hidden test. The grader returned 0.628. Pass rule: Resolved: every hidden test passes.
- Score
- 62.8 of 100
- Graded afterwards. The paper's value.
- Wording
- The standard sentence, used from 4 September 2026.
- Run id
- asuo5jekrs
- Data release
- 26 Sep 2026
Related runs
| Fable on this task | Asked | Worked | Split | Result |
|---|---|---|---|---|
| Shortest (this run) | 12.5 minutes | 7 min 36 s | 1.64× shorter | |
| Middle | 50 minutes | 20 s | 147.06× shorter | |
| Longest | 200 minutes | 1 h 40 min | 2.00× shorter | |
| Other agents, shortest request | ||||
| GPT 6 Astra | 12.5 minutes | 12 min 45 s | Within 5% | |
| GPT 5.6 Sol | 12.5 minutes | 13 min 48 s | 1.10× longer | |
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Data and citation
Upstream: Yang et al., 2026