Cursor vs Unknown Agent

AI Agent Reliability Comparison

According to StupidLLM's incident database of 64 documented AI agent failures, Cursor has 5 incidents (avg severity 6.1/10) while Unknown Agent has 4 (avg severity 8.5/10).

Cursor

5
Incidents
6.1
Avg Severity
2
Critical
0
High

Top Failure Modes

Infinite Loop1
Scope Explosion1
Destructive Action1

Unknown Agent

4
Incidents
8.5
Avg Severity
3
Critical
0
High

Top Failure Modes

Security Vulnerability3
Infinite Loop1

Comparison Summary

MetricCursorUnknown Agent
Total Incidents54
Avg Severity6.1/108.5/10
Critical23
Verified54
Top Failure ModeInfinite LoopSecurity Vulnerability

Frequently Asked Questions

Is Cursor or Unknown Agent more reliable?

Based on StupidLLM's incident database, Cursor has 5 documented failures (avg severity 6.1/10) while Unknown Agent has 4 (avg severity 8.5/10). Cursor shows better reliability.

What are the main differences between Cursor and Unknown Agent failures?

Cursor's most common failure mode is Infinite Loop, while Unknown Agent most commonly fails via Security Vulnerability. Cursor has 2 critical incidents vs Unknown Agent's 3.

Which has more critical-severity failures?

Unknown Agent has more critical failures (3 vs 2), indicating a higher likelihood of severe, production-impacting incidents.

Should I use Cursor or Unknown Agent for production code?

Cursor has a lower average failure severity (6.1/10 vs 8.5/10), making it the statistically safer choice for production environments. However, both agents have documented critical incidents — no AI coding agent is risk-free.

How many verified incidents does each agent have?

Cursor has 5 verified incidents out of 5 total, while Unknown Agent has 4 verified out of 4. Verified incidents are confirmed against source evidence.