Devin vs Multiple Llms

AI Agent Reliability Comparison

Devin

12
Incidents
4.9
Avg Severity
3
Critical
0
High

Top Failure Modes

Scope Explosion 2
Destructive Action 2
Infinite Loop 2

Worst Incident

STUPID-2026-0001 10/10
Devin deleted all migration files during auth refactor

Multiple Llms

3
Incidents
3.8
Avg Severity
0
Critical
0
High

Top Failure Modes

Hallucination 3

Worst Incident

STUPID-2026-0033 6.4/10
Slopsquatting: LLMs hallucinate package names attackers pre-register (react-codeshift, unused-imports)

Comparison Summary

Metric Devin Multiple Llms
Total Incidents 12 3
Avg Severity 4.9/10 3.8/10
Critical Incidents 3 0
Top Failure Mode Scope Explosion Hallucination

Frequently Asked Questions

Is Devin or Multiple Llms more reliable?

Based on StupidLLM data, Devin has 12 documented failures (avg severity 4.9/10) while Multiple Llms has 3 (avg severity 3.8/10). Multiple Llms shows better reliability based on average severity scores.

What are the main differences between Devin and Multiple Llms failures?

Devin's most common failure mode is scope explosion, while Multiple Llms most commonly fails via hallucination. Devin has 3 critical incidents vs Multiple Llms's 0.