Agent report

Codex failures

5 documented incidents, average severity 6.8/10. Most common failure mode: destructive action.
n = 5
5
Incidents
6.8
Avg severity
1
Critical
4
Verified

Severity breakdown

Stacked severity breakdown per agent. Longer bar = more incidents.

Failure modes

Distribution of failure modes across all documented incidents.

Worst documented incident

9.3critical

Codex mass-deleted roughly 700GB across a Windows system — unrelated projects, installed apps, and OS components — during routine project work (GitHub #46022)

All 5 incidents

9.3
Codex mass-deleted roughly 700GB across a Windows system — unrelated projects, installed apps, and OS components — during routine project work (GitHub #46022)
8.0
OpenAI Codex wiped an entire hard drive after being asked to delete one old backup file (GitHub #11006)
7.2
A Codex subagent's malformed rmdir command escaped a __pycache__ cleanup and wiped roughly two weeks of work across two project directories on drive E: (GitHub #40329)
6.0
OpenAI Codex ran "rm -rf *" and deleted an entire project after the user pressured it to stop pausing for safety checks (GitHub #6801)
3.5
OpenAI Codex deleted important project files with no explicit request or confirmation, exact command never captured (GitHub #38312)