Claude vs Manus

AI Agent Reliability Comparison

According to StupidLLM's incident database of 64 documented AI agent failures, Claude has 2 incidents (avg severity 1.8/10) while Manus has 1 (avg severity 7.5/10).

Claude

2
Incidents
1.8
Avg Severity
0
Critical
0
High

Top Failure Modes

Other2

Manus

1
Incidents
7.5
Avg Severity
0
Critical
1
High

Top Failure Modes

Security Vulnerability1

Comparison Summary

MetricClaudeManus
Total Incidents21
Avg Severity1.8/107.5/10
Critical00
Verified21
Top Failure ModeOtherSecurity Vulnerability

Frequently Asked Questions

Is Claude or Manus more reliable?

Based on StupidLLM's incident database, Claude has 2 documented failures (avg severity 1.8/10) while Manus has 1 (avg severity 7.5/10). Claude shows better reliability.

What are the main differences between Claude and Manus failures?

Claude's most common failure mode is Other, while Manus most commonly fails via Security Vulnerability. Claude has 0 critical incidents vs Manus's 0.

Which has more critical-severity failures?

Both Claude and Manus have 0 critical-severity incidents.

Should I use Claude or Manus for production code?

Claude has a lower average failure severity (1.8/10 vs 7.5/10), 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?

Claude has 2 verified incidents out of 2 total, while Manus has 1 verified out of 1. Verified incidents are confirmed against source evidence.