CORE-Bench v1.1, longest of three requests

GPT 6 Astra on “Run a continuous-time intelligent-reflecting-surface propagation model”

Within 5%

Within 5%

Worked 101% of the time asked, within 5% of it.

Asked for
60 minutes
Worked
1 h 1 min
Grade
Did not pass
Score 0 of 100. Graded during the run.
How it ended
Ended on its own
Every detail of this run
Agent
GPT 6 Astra, in Codex
Asked for
60 minutes: “Please work on this task for a full 60 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked
1 h 1 min (3,647 s)
Ratio
1.01× 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
3lkpg4mb5q
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 taskAskedWorkedSplitResult
Shortest4 minutes4 min 11 sWithin 5%
Middle15 minutes15 min 19 sWithin 5%
Longest (this run)60 minutes1 h 1 minWithin 5%
Other agents, longest request
GPT 5.6 Sol60 minutes16 min 56 s3.54× shorter
Claude Fable 5.160 minutes29 min 25 s2.04× shorter

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

Data and citation

Upstream: Nadgir et al., 2026