Amazon Q vs Devin

AI Agent Reliability Comparison

According to StupidLLM's incident database of 64 documented AI agent failures, Amazon Q has 1 incidents (avg severity 10.0/10) while Devin has 12 (avg severity 4.9/10).

Amazon Q

1
Incidents
10.0
Avg Severity
1
Critical
0
High

Top Failure Modes

Security Vulnerability1

Devin

12
Incidents
4.9
Avg Severity
3
Critical
0
High

Top Failure Modes

Destructive Action2
Infinite Loop2
Scope Explosion2

Comparison Summary

MetricAmazon QDevin
Total Incidents112
Avg Severity10.0/104.9/10
Critical13
Verified112
Top Failure ModeSecurity VulnerabilityDestructive Action

Frequently Asked Questions

Is Amazon Q or Devin more reliable?

Based on StupidLLM's incident database, Amazon Q has 1 documented failures (avg severity 10.0/10) while Devin has 12 (avg severity 4.9/10). Devin shows better reliability.

What are the main differences between Amazon Q and Devin failures?

Amazon Q's most common failure mode is Security Vulnerability, while Devin most commonly fails via Destructive Action. Amazon Q has 1 critical incidents vs Devin's 3.

Which has more critical-severity failures?

Devin has more critical failures (3 vs 1), indicating a higher likelihood of severe, production-impacting incidents.

Should I use Amazon Q or Devin for production code?

Devin has a lower average failure severity (4.9/10 vs 10.0/10), 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?

Amazon Q has 1 verified incidents out of 1 total, while Devin has 12 verified out of 12. Verified incidents are confirmed against source evidence.