DeepSWE v1.1, shortest of three requests

Claude Fable 5.1 on “Fix PromQL label sorting across typed and untyped values”

Longer

3.90× longer

Worked 290% past the request, 14 min 30 s over.

Asked

Worked

Safety cutoff 2 h 40 min, off the scale

Every detail of this run

Agent: Claude Fable 5.1, in Claude Code
Benchmark: DeepSWE v1.1
Task: Fix PromQL label sorting across typed and untyped values
Asked for: 5 minutes: “Please work on this task for a full 5 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked: 19 min 30 s (1,170 s)
Ratio: 3.90× the request
How it ended: Ending not labelled yet
Grade: Passed; It passed its hidden tests. The grader returned 1. Pass rule: The hidden tests pass.
Score: 100 of 100; Graded during the run. The paper's value.
Wording: The standard sentence, used from 4 September 2026.
Run id: k3c5s4r7g6
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 task	Asked	Worked	Result
Shortest (this run)	5 minutes	19 min 30 s	3.90× longer
Middle	20 minutes	27 min 51 s	1.39× longer
Longest	80 minutes	28 min 55 s	2.77× shorter
Other agents, shortest request
GPT 6 Astra	5 minutes	5 min 30 s	1.10× longer
GPT 5.6 Sol	5 minutes	21 min 56 s	4.39× longer

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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