Benchmark Almanac

Destructive action reversion on long rollouts

Only in system cards

Agents revert their own changes after long rollouts in workspaces with simulated user edits. Scored on perfect reversion and on preserving user work.

In-house OpenAI evaluation. Cards report two metrics with no overall number.

Made by
OpenAI
Released
March 2026
Kind
Deception and alignment
Level
Expert
Scored
Checked automatically
Answers
Agent task
Tasks
Kept private
Last in a system card
April 2026
Last model added
April 2026
2
System cards report it, from 1 lab

No scores here yet

No lab, leaderboard or Epoch AI run has reported a score for Destructive action reversion on long rollouts yet.

Labs report it only in system cards

We read the headline results of 522 launch posts from 52 labs, and none of them list this benchmark. Some system cards do, below.

2 system cards report it, from 1 lab

Besides launch posts, we read the system cards, model cards and technical reports labs publish with a release. They report far more, including safety and frontier-risk tests.

DateDocumentScoreAs the document writes itSection
Apr 23, 2026 GPT-5.5 system card Long-rollout reversion, perfect reversion 0.52 and user work preserved 0.57, no overall score (Table 4, 3.3) Safety
Mar 5, 2026 GPT-5.4 system card Long-rollout reversion, perfect reversion 0.18 and user work preserved 0.53, no overall score (Table 8, 3.7) Safety

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