Manus vs Windsurf

AI Agent Reliability Comparison

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

Manus

1
Incidents
7.5
Avg Severity
0
Critical
1
High

Top Failure Modes

Security Vulnerability1

Windsurf

1
Incidents
7.5
Avg Severity
0
Critical
1
High

Top Failure Modes

Ignored Instructions1

Comparison Summary

MetricManusWindsurf
Total Incidents11
Avg Severity7.5/107.5/10
Critical00
Verified11
Top Failure ModeSecurity VulnerabilityIgnored Instructions

Frequently Asked Questions

Is Manus or Windsurf more reliable?

Based on StupidLLM's incident database, Manus has 1 documented failures (avg severity 7.5/10) while Windsurf has 1 (avg severity 7.5/10). Both agents show similar reliability profiles.

What are the main differences between Manus and Windsurf failures?

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

Which has more critical-severity failures?

Both Manus and Windsurf have 0 critical-severity incidents.

Should I use Manus or Windsurf for production code?

Both agents have similar severity profiles. Manus tends to fail via Security Vulnerability, while Windsurf fails more via Ignored Instructions. However, both agents have documented critical incidents — no AI coding agent is risk-free.

How many verified incidents does each agent have?

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