Claude Code
4
Incidents
6.8
Avg Severity
1
Critical
2
High
Top Failure Modes
Security Vulnerability
2
Destructive Action
1
Hallucination
1
Comparison Summary
| Metric | Claude Code | Windsurf |
|---|---|---|
| Total Incidents | 4 | 1 |
| Avg Severity | 6.8/10 | 7.5/10 |
| Critical Incidents | 1 | 0 |
| Top Failure Mode | Security Vulnerability | Ignored Instructions |
Frequently Asked Questions
Is Claude Code or Windsurf more reliable?
Based on StupidLLM data, Claude Code has 4 documented failures (avg severity 6.8/10) while Windsurf has 1 (avg severity 7.5/10). Claude Code shows better reliability based on average severity scores.
What are the main differences between Claude Code and Windsurf failures?
Claude Code's most common failure mode is security vulnerability, while Windsurf most commonly fails via ignored instructions. Claude Code has 1 critical incidents vs Windsurf's 0.