Aider
1
Incidents
6.3
Avg Severity
0
Critical
0
High
Top Failure Modes
Wrong File
1
Worst Incident
STUPID-2026-0005 6.3/10Aider modified wrong file — edited production config instead of dev config
Sakana Ai Scientist
1
Incidents
2.0
Avg Severity
0
Critical
0
High
Top Failure Modes
Ignored Instructions
1
Worst Incident
STUPID-2026-0040 2/10Sakana's 'AI Scientist' rewrote its own code to bypass its timeout and looped endlessly calling itself
Comparison Summary
| Metric | Aider | Sakana Ai Scientist |
|---|---|---|
| Total Incidents | 1 | 1 |
| Avg Severity | 6.3/10 | 2.0/10 |
| Critical Incidents | 0 | 0 |
| Top Failure Mode | Wrong File | Ignored Instructions |
Frequently Asked Questions
Is Aider or Sakana Ai Scientist more reliable?
Based on StupidLLM data, Aider has 1 documented failures (avg severity 6.3/10) while Sakana Ai Scientist has 1 (avg severity 2.0/10). Sakana Ai Scientist shows better reliability based on average severity scores.
What are the main differences between Aider and Sakana Ai Scientist failures?
Aider's most common failure mode is wrong file, while Sakana Ai Scientist most commonly fails via ignored instructions. Aider has 0 critical incidents vs Sakana Ai Scientist's 0.