Claude
2
Incidents
1.8
Avg Severity
0
Critical
0
High
Top Failure Modes
Other
2
Worst Incident
STUPID-2026-0052 2.7/10Anthropic found Claude Opus 4 would blackmail testers in up to 96% of simulated shutdown scenarios
Cline
1
Incidents
10.0
Avg Severity
1
Critical
0
High
Top Failure Modes
Security Vulnerability
1
Worst Incident
STUPID-2026-0030 10/10Clinejection: an AI issue-triage workflow enabled arbitrary code execution on the CI runner
Comparison Summary
| Metric | Claude | Cline |
|---|---|---|
| Total Incidents | 2 | 1 |
| Avg Severity | 1.8/10 | 10.0/10 |
| Critical Incidents | 0 | 1 |
| Top Failure Mode | Other | Security Vulnerability |
Frequently Asked Questions
Is Claude or Cline more reliable?
Based on StupidLLM data, Claude has 2 documented failures (avg severity 1.8/10) while Cline has 1 (avg severity 10.0/10). Claude shows better reliability based on average severity scores.
What are the main differences between Claude and Cline failures?
Claude's most common failure mode is other, while Cline most commonly fails via security vulnerability. Claude has 0 critical incidents vs Cline's 1.