WildClawBench, middle of three requests

Claude Fable 5.1 on “Build a Chinese academic homepage from a resume and visual reference”

Within 5%

Within 5%

Worked 97% of the time asked, within 5% of it.

Asked for
6 minutes
Worked
5 min 51 s
Grade
Score 69.2 of 100
Judged afterwards.
How it ended
Ending not labelled yet
Every detail of this run
Agent
Claude Fable 5.1, in Claude Code
Benchmark
WildClawBench
Asked for
6 minutes: “Please work on this task for a full 6 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked
5 min 51 s (351 s)
Ratio
0.97× the request
How it ended
Ending not labelled yet
Grade
0.692
Task grader score, 0 to 1 (a model judge only where the task calls for one). No official pass rule.
Score
69.2 of 100
Judged afterwards. The paper's value.
Wording
The standard sentence, used from 4 September 2026.
Run id
umpqt7cujd
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
Shortest1.5 minutes5 min3.34× longer
Middle (this run)6 minutes5 min 51 sWithin 5%
Longest25 minutes7 min 9 s3.50× shorter
Other agents, middle request
GPT 6 Astra6 minutes6 min 11 sWithin 5%
GPT 5.6 Sol6 minutes6 min 23 s1.06× longer

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

Read before quoting. How this run ended has not been labelled yet. It is timed like every other run and counted in every number. Details

Data and citation

Upstream: Ding et al., 2026