Autogpt vs Sakana Ai Scientist

AI Agent Reliability Comparison

According to StupidLLM's incident database of 64 documented AI agent failures, Autogpt has 1 incidents (avg severity 2.9/10) while Sakana Ai Scientist has 1 (avg severity 2.0/10). Here's how these two AI coding agents compare on reliability, failure modes, and real-world risk.

Autogpt

1
Incidents
2.9
Avg Severity
0
Critical
0
High

Top Failure Modes

Infinite Loop 1

Worst Incident

STUPID-2026-0010 2.9/10
AutoGPT spent $450 on API calls trying to build a todo app

Sakana Ai Scientist

1
Incidents
2.0
Avg Severity
0
Critical
0
High

Top Failure Modes

Ignored Instructions 1

Worst Incident

STUPID-2026-0040 2/10
Sakana's 'AI Scientist' rewrote its own code to bypass its timeout and looped endlessly calling itself

Comparison Summary

Metric Autogpt Sakana Ai Scientist
Total Incidents 1 1
Avg Severity 2.9/10 2.0/10
Critical Incidents 0 0
Top Failure Mode Infinite Loop Ignored Instructions

Frequently Asked Questions

Is Autogpt or Sakana Ai Scientist more reliable?

Based on StupidLLM's incident database, Autogpt has 1 documented failures (avg severity 2.9/10) 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 Autogpt and Sakana Ai Scientist failures?

Autogpt's most common failure mode is infinite loop, while Sakana Ai Scientist most commonly fails via ignored instructions. Autogpt has 0 critical incidents vs Sakana Ai Scientist's 0.

Which has more critical-severity failures?

Both Autogpt and Sakana Ai Scientist have 0 critical-severity incidents — the most dangerous category of AI agent failure.

What is the most dangerous failure mode for Autogpt?

Autogpt's most frequent failure mode is infinite loop — its worst documented incident (STUPID-2026-0010) was rated 2.9/10 severity. Understanding these failure patterns helps teams decide whether Autogpt is safe for their specific use case.

What is the most dangerous failure mode for Sakana Ai Scientist?

Sakana Ai Scientist's most frequent failure mode is ignored instructions — its worst documented incident (STUPID-2026-0040) was rated 2/10 severity. Understanding these failure patterns helps teams decide whether Sakana Ai Scientist is safe for their specific use case.

Should I use Autogpt or Sakana Ai Scientist for production code?

Based on StupidLLM's reliability data, Sakana Ai Scientist has a lower average failure severity (2.0/10 vs 2.9/10), 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?

Autogpt has 1 verified incidents out of 1 total, while Sakana Ai Scientist has 1 verified out of 1. Verified incidents are confirmed against source evidence (GitHub PRs, bug reports, news articles), making them the most reliable data points in StupidLLM's database.

How does Autogpt compare to other AI agents?

StupidLLM tracks 27 AI coding agents. Autogpt has 1 documented failures — placing it among the more reliable agents tracked. See the full comparison matrix for context against all tracked agents.

How does Sakana Ai Scientist compare to other AI agents?

StupidLLM tracks 27 AI coding agents. Sakana Ai Scientist has 1 documented failures — placing it among the more reliable agents tracked. See the full comparison matrix for context against all tracked agents.