Blogs

Agent Regression Testing: Cutting Detection from Days to Minutes

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Agent Regression Testing: Cutting Detection from Days to Minutes

Regressions reach users before you do. Pre-deploy sandbox replay shrinks detection from days to minutes.

Jay ChopraJay Chopra·5 min read
How to Test AI Agents in a Sandbox Before Production

·insights

How to Test AI Agents in a Sandbox Before Production

A five-step pre-deploy workflow: plug in, declare tools, replay traces, compare behavior, and gate the deploy.

Shane BarakatShane Barakat·6 min read
What Agent Evals Miss: Regressions, Drift, and Out-of-Bounds Behavior

·insights

What Agent Evals Miss: Regressions, Drift, and Out-of-Bounds Behavior

Evals miss what actually breaks agents in production: tool-call misuse, drift, hallucination, and boundary escapes.

Alex UngureanuAlex Ungureanu·7 min read
Introducing the Paragon Agent Sandbox

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Introducing the Paragon Agent Sandbox

A purpose-built sandbox for validating AI agents before production. Catches tool-call misuse, regressions, and boundary escapes that evals can't see.

Jay ChopraJay Chopra·5 min read

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·newsWhy Frontier Labs Won't Build Agent ValidationMihai Posea6m
·productAgent Regression Testing: Cutting Detection from Days to MinutesJay Chopra5m
·insightsHow to Test AI Agents in a Sandbox Before ProductionShane Barakat6m
·insightsWhat Agent Evals Miss: Regressions, Drift, and Out-of-Bounds BehaviorAlex Ungureanu7m
·newsBest Agent Validation Tools 2026: A Comparison Across Four BucketsShane Barakat10m
·researchLLM Evals vs Agent Sandboxes: What Each One Actually CatchesAlex Ungureanu6m
·insightsToken Optimization for Agents: When Token Usage Is a Correctness SignalJay Chopra5m
·insightsHallucination Testing for Production Agents: Why Evals Aren't EnoughAlex Ungureanu6m
·insightsAgent Tool-Call Validation: Verifying What Agents Actually DoAlex Ungureanu6m
·productIntroducing the Paragon Agent SandboxJay Chopra5m