Aider vs Cline

AI Agent Reliability Comparison

According to StupidLLM's incident database of 64 documented AI agent failures, Aider has 1 incidents (avg severity 6.3/10) while Cline has 1 (avg severity 10.0/10).

Aider

1
Incidents
6.3
Avg Severity
0
Critical
0
High

Top Failure Modes

Wrong File1

Cline

1
Incidents
10.0
Avg Severity
1
Critical
0
High

Top Failure Modes

Security Vulnerability1

Comparison Summary

MetricAiderCline
Total Incidents11
Avg Severity6.3/1010.0/10
Critical01
Verified11
Top Failure ModeWrong FileSecurity Vulnerability

Frequently Asked Questions

Is Aider or Cline more reliable?

Based on StupidLLM's incident database, Aider has 1 documented failures (avg severity 6.3/10) while Cline has 1 (avg severity 10.0/10). Aider shows better reliability.

What are the main differences between Aider and Cline failures?

Aider's most common failure mode is Wrong File, while Cline most commonly fails via Security Vulnerability. Aider has 0 critical incidents vs Cline's 1.

Which has more critical-severity failures?

Cline has more critical failures (1 vs 0), indicating a higher likelihood of severe, production-impacting incidents.

Should I use Aider or Cline for production code?

Aider has a lower average failure severity (6.3/10 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?

Aider has 1 verified incidents out of 1 total, while Cline has 1 verified out of 1. Verified incidents are confirmed against source evidence.