📰 Dev.to · suraj kumar

Everyone tests their agents' behavior. Almost nobody tests their structure. That's backwards.

Your AI agents pass every test you wrote. Your system still fails in production. Here's the gap nobody's testing.

Everyone tests their agents. Nobody tests the wiring. That's why your multi-agent system is ~50% reliable.

Your AI agents aren't just unreliable — they're expensive, and you can't see it in the logs

The most expensive agent failure is the one that doesn't crash

I built an open-source reliability tester for multi-agent AI systems

I Built an Open-Source Reliability Tester for Multi-Agent AI Systems — Here's What It Catches

swarm-test v0.3.4 — Auto-Classifying Agent Roles (and Why Role Changes What a Failure Means)

swarm-test v0.3.3 — I Visualized My 14-Agent System and the Bottleneck Was Obvious

swarm-test v0.3.1 — Interactive HTML Reports and Developer Experience Overhaul

I Found 54 Reliability Issues in My 14-Agent AI System — Here's What Broke

I Ship One AI Testing Feature Every Day — Here's What 6 Days Looks Like

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