CORE-Bench v1.1, shortest of three requests

GPT 6 Astra on “Run product-review sentiment mining and reproduce its metrics”

Longer

1.09× longer

Worked 9% past the request, 14 s over.

Asked

Worked

Safety cutoff 1 h 20 min, off the scale

Every detail of this run

Agent: GPT 6 Astra, in Codex
Benchmark: CORE-Bench v1.1
Task: Run product-review sentiment mining and reproduce its metrics
Asked for: 2.5 minutes: “Please work on this task for a full 2.5 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked: 2 min 44 s (164 s)
Ratio: 1.09× the request
How it ended: Ended on its own
Grade: Did not pass; It did not get every answer right. The grader returned 0. Pass rule: Every answer correct, with numbers inside a 95% prediction interval.
Score: 0 of 100; Graded during the run. The paper's value.
Wording: The standard sentence, used from 4 September 2026.
Run id: nt4emaw6si
Data release: 26 Sep 2026

The other requests for GPT 6 Astra on this task, and the other agents at this request
Astra on this task	Asked	Worked	Result
Shortest (this run)	2.5 minutes	2 min 44 s	1.09× longer
Middle	10 minutes	10 min 45 s	1.07× longer
Longest	40 minutes	44 min 15 s	1.11× longer
Other agents, shortest request
GPT 5.6 Sol	2.5 minutes	11 min 34 s	4.63× longer
Claude Fable 5.1	2.5 minutes	16 min 29 s	6.59× longer

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

Data and citation