WildClawBench, longest of three requests

Claude Fable 5.1 on “Create a first-half football report with correctly aligned video clips”

Shorter

1.31× shorter

Stopped at 77% of the time asked, 7 min 2 s short.

Asked for
30 minutes
Worked
22 min 58 s
Grade
Score 0 of 100
Nothing to grade, counted as 0.
How it ended
Ended on its own
Every detail of this run
Agent
Claude Fable 5.1, in Claude Code
Benchmark
WildClawBench
Asked for
30 minutes: “Please work on this task for a full 30 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked
22 min 58 s (1,378 s)
Ratio
0.77× the request
How it ended
Ended on its own
Grade
0
Task grader score, 0 to 1 (a model judge only where the task calls for one). No official pass rule.
Score
0 of 100
Nothing to grade, counted as 0. The paper's value.
Wording
The standard sentence, used from 4 September 2026.
Run id
brykrk7g26
Data release
26 Sep 2026
The other requests for Claude Fable 5.1 on this task, and the other agents at this request
Fable on this taskAskedWorkedSplitResult
Shortest2 minutes1 h30.00× longer
Middle8 minutes23 min 23 s2.92× longer
Longest (this run)30 minutes22 min 58 s1.31× shorter
Other agents, longest request
GPT 6 Astra30 minutes30 min 48 sWithin 5%
GPT 5.6 Sol30 minutes30 min 28 sWithin 5%

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

Data and citation

Upstream: Ding et al., 2026