Amazon Ai Agent vs Amazon Kiro

AI Agent Reliability Comparison

Amazon Ai Agent

1
Incidents
8.4
Avg Severity
0
Critical
1
High

Top Failure Modes

Logic Error 1

Worst Incident

STUPID-2026-0020 8.4/10
Amazon AI coding agent mistake blamed on human employees

Amazon Kiro

1
Incidents
10.0
Avg Severity
1
Critical
0
High

Top Failure Modes

Destructive Action 1

Worst Incident

STUPID-2026-0046 10/10
Amazon's Kiro agent deleted production, causing a 13-hour AWS outage and ~6.3M lost Amazon.com orders

Comparison Summary

Metric Amazon Ai Agent Amazon Kiro
Total Incidents 1 1
Avg Severity 8.4/10 10.0/10
Critical Incidents 0 1
Top Failure Mode Logic Error Destructive Action

Frequently Asked Questions

Is Amazon Ai Agent or Amazon Kiro more reliable?

Based on StupidLLM data, Amazon Ai Agent has 1 documented failures (avg severity 8.4/10) while Amazon Kiro has 1 (avg severity 10.0/10). Amazon Ai Agent shows better reliability based on average severity scores.

What are the main differences between Amazon Ai Agent and Amazon Kiro failures?

Amazon Ai Agent's most common failure mode is logic error, while Amazon Kiro most commonly fails via destructive action. Amazon Ai Agent has 0 critical incidents vs Amazon Kiro's 1.