Microsoft Copilot
1
Incidents
10.0
Avg Severity
1
Critical
0
High
Top Failure Modes
Security Vulnerability
1
Worst Incident
STUPID-2026-0051 10/10EchoLeak: a zero-click email silently exfiltrated data from Microsoft 365 Copilot (CVE-2025-32711, CVSS 9.3)
Multiple Agents
5
Incidents
4.8
Avg Severity
1
Critical
0
High
Top Failure Modes
Other
2
Infinite Loop
1
Logic Error
1
Worst Incident
STUPID-2026-0032 10/10Scan of 5,600 vibe-coded apps found 2,000+ high-impact vulns, 400+ exposed secrets, PII leaks
Comparison Summary
| Metric | Microsoft Copilot | Multiple Agents |
|---|---|---|
| Total Incidents | 1 | 5 |
| Avg Severity | 10.0/10 | 4.8/10 |
| Critical Incidents | 1 | 1 |
| Top Failure Mode | Security Vulnerability | Other |
Frequently Asked Questions
Is Microsoft Copilot or Multiple Agents more reliable?
Based on StupidLLM data, Microsoft Copilot has 1 documented failures (avg severity 10.0/10) while Multiple Agents has 5 (avg severity 4.8/10). Multiple Agents shows better reliability based on average severity scores.
What are the main differences between Microsoft Copilot and Multiple Agents failures?
Microsoft Copilot's most common failure mode is security vulnerability, while Multiple Agents most commonly fails via other. Microsoft Copilot has 1 critical incidents vs Multiple Agents's 1.